1st Analyst Information Services CC2G Products - Chemicals2G Products - Fire2G Products - HVAC2G Products - Tools2G Products, FZC2M KABLO Cable Ltd3X EngineeringAban Offshore Ltd.ABMG ConsultantsAbu Dhabi Future Energy Co. (Masdar)Abu Dhabi Polymers Co. LtdAddax PetroleumAdelphi Energy LimitedAden Refinery Company (ARC)Advanced Petroleum Company (APCO)Advanced Polypropylene CompanyAdvanced Production and Loading AS (APL)AdvanticaAEG Power Solutions Co., LTDAfren PlcAggreko AsiaAgility Project LogisticsAgrium Inc.Air LiquideAir Liquide AmericaAircraft FactoryAirtrade FZCAkakus Oil Operations (AOO)Aker Solutions Angola Ltd.Aker Solutions Nigeria Ltd.Al Ghurair GroupAl Hassan Engineering Co. (AHEC)Al Qahtani Sons Group of CompaniesAl Rajhi Saudi GroupAl Waha Petrochemical CompanyAl Yamama GroupAladdin Oil & Gas CompanyAlexandria Fertilizer Co.Alexandria Mineral Oils - AMOCAlfa Laval GmbHALGhanim GroupAl-Hammam CompanyAlimak ABAl-Khafji Joint OperationsAl-Khodari Industrial Trading & ServicesAlkor Petroo Ltd.Allegheny Technologies IncorporatedAllseas Group S.A.Al-Rushaid GroupAl-Safa Environmental & Technical Services LLCAlshic Holdings saAlstom VelanAlujain CorporationAmClyde Norson EngineeringAmerya Petroleum Refining Company (A.P.R.C)Ametek Commercial EnterpriseAmid Engineering & Development Co.Aminex PLCAmni International Petroleum Development Company LimitedAnadarko Qatar Energy Co.,LLCANGI Energy System LLC.Angola LNG LimitedAnsan Wikfs Hadramaut Ltd.APV Middle East FZEArabian Industries L.L.C (Oman)Arabian Oil CompanyArabian Petroleum Supply Company APSCOArchirodon Construction (Overseas) Co. S. A.Ardabil petrochemical companyArsenal Energy Inc.Artoc PetroleumASMACS FZEAspen Technology, IncAssociation of future Sciences & Society CultureAtlantis HoldingAtlas Petroleum Exploration WorldwideAvex CCTV Pte LtdAxensAYTB Fabrication L.L.CAzzawiya Refining Company (ARC)B Tank Engineering Pvt Ltd.B&B KOREA Co., Ltd.Bahrain National Gas Company B.S.C. (BANAGAS)Ballestra S.P.ABalmoral GroupBanding and Identification Solutions Africa (Pty) LtdBaoji Mengtai Oilfield Machinery Co.,LtdBaraka Energy & Resources Limited (Baraka Petroleum Limited)BARANSAYBardex CorporationBAUER Environment GroupBaumer (China) Co.,Ltd.Bayelsa Oil Company LimitedBazhou Shida Hongsheng Petrochemical Mechanical Co.,LtdBeach Energy Limited (Beach Petroleum)Beijing Hailan Science & Technology Co., LtdBeijing Liuhe Greatness Technology Co., LtdBeijing Prolink technology CO., Ltd.Beijing Wu Zhou Yan Yang Special Textile Co., Ltd.Beijing Yongxing Jingjia Instruments Co., LTDBeijing zhenwei Exhibition Co. LTDBETS B.V.BG NigeriaBGP International Inc.BGR Energy Systems LtdBharat Petroleum Corporation LimitedBHP Petroleum (Algeria) IncBin OmranBJ Services CompanyBJ Tubular ServicesBlue Water ShippingBluESP (Pty) LtdBMB Munai IncBobi Petroleum Drilling Tool (China) Co., LtdBonny Gas Transport (BGT)Borusan Mannesmann Boru (BMB)BOTAS Petroleum Pipeline CorporationBouygues GroupBow Valley Energy Ltd.Bridge & Roof Co. (India) Ltd.Bridgeporth LtdBULK srlBumi Armada BerhadBurlington Resources Inc.Burns & McDonnell EngineeringBurren EnergyBurton CorblinBW OffshoreBW Offshore - MauritaniaCairn Energy PLCCalvalley Petroleum Inc.CAMAC Nigeria LimitedCameronCanadian Natural Resources Limited (CNR)Canamens Energy LimitedCandax Energy Inc.CantolCentric Energy Corp.Centrica PlcCepsa AlgeriaChematur EngineeringChemoil Energy LimitedCHEMPURE 2Chengde Fuquan Petroleum Machinery Co.,LTDChevron Nigeria Limited (CNL)China Beijing JerryMetals Imp&Exp Co.,LtdChina National Offshore Oil Corporation (CNOOC)China Petroleum & Petrochemical Equipment Industry AssCirrus Research plcClarksonsCla-Val SACoastal Consulting & ExplorationCorrocoat LimitedCostain Oil, Gas & Process (COGAP)Crescent Petroleum CompanyCrispin Multiplex Manufacturing Co.Crosco Integrated Drilling & Well Services Co., Ltd.CTCI CorporationCygam Energy Inc.Daeseung International Co., Ltd.Daewoo Shipbuilding & Marine Engineering Co., Ltd. (DSME)Daleel Petroleum Company LLC.Dalian Cimc Heavy Chemical Equipments Co., LtdDalian Yongxu wire & cable manufacturing Co., Ltd.Dalmostostroi CompanyDana Drilling CompanyDana Petroleum PlcDangote GroupDe Atai Oil Services International LimitedDeGolyer and MacNaughtonDel-Sigma Petroleum Nigeria LimitedDelta (Doha) CorporationDelta Hydrocarbons B.V.Descon EngineeringDesmi RotanDeZURIK Copes Vulcan - UKDillinger Middle East FZEDISC GmbHDMT Technology GmbHDNO International ASADNV GLDolphin Energy LimitedDominion Petroleum LimitedDorce Prefabricated Building and Construction Industry TradeDouble Eagle AlloysDove Energy Group LimitedDragon Oil PlcDrehmo Derui ChinaDresser-Rand CompanyDrexel Oilfield Equipment EgyptDubai Multi Commodities Centre (DMCC)E.ON Ruhrgas AGE2S (European Safety Systems Limited)Eagle Energy LimitedEast African Exploration LimitedEgygrafx SAEElixier (ADNOC Linde Industrial Gases Company Ltd.)Emerald Energy Resources LimitedEmile Egger & CieEmirates General Petroleum Corporation (Emarat)Encana CorporationEndless Creations CompanyEnel S.p.A.Enerflex CompanyEnergy Equity Resources Ltd (EER)Eni Group- EgyptEnppiEntreprise Tunisienne d'Activités Pétrolières (ETAP)EPPMEpsilon Energy Ltd.Equator Exploration LimitedEquinox Exploration LimitedEquipment & Maintenance Solutions LtdERHC EnergyERSE KABLO SAN. ve TIC.LTD.STIEsso Exploration and Production Angola LimitedEsso Exploration and Production Nigeria Limited (EEPNL)ETA Ascon GroupEtabir Birlesik Kablo San. ve Tic A.SEuroCompressionEurogas International IncEuropa Oil & Gas (Holdings) plcEurotechnology GroupExel Saudi ArabiaExxonMobil Chemical CompanyFahlke Control Systems KG Beijing Representative OfficeFerrostaal AGFIP SpAFirst Calgary Petroleums LtdFive Oceans ServicesFleming Gulf FZ LLCFluidex PTY, LTDFMC Kongsberg Subsea- Western HemisphereFMC TechnologiesForum Energy plcFoshan Hua Xing TAI IMP. And Exp.Co., LTDFreewave TechnologiesFrontier Oil CorporationFugro Middle EastFugro NorwayFugro SAE (Egypt)GA Industries Inc.GAIL (India) LimitedGallo OilGalperti Group - BeijingGamesa Corporacion TecnologicaGaoyou Huaxing Petroleum Machinery Manufacturing Co.,LtdGas Natural GroupGasop Oil (Ghana) LimitedGasunie Engineering BVGazpromGE Oil & GasGenel Energy PlcGeoGlobal Resources Inc.Geopetrol International Inc.GEPetrolGhana National Petroleum Corporation (GNPC)Glamal Engineering LimitedGoland Petroleum Development Company LimitedGreatship Global Energy Services Pte. LtdGreatwall Drilling Company (GWDC)Green Globe Technologies S.A.EGroundstar Resources LtdGST Valve CO.,LTDGuizhou Viton Industrial Co., LtdGujarat State Petroleum Corporation Limited (GSPC)Gulf International Pipe Industry L.L.CGulf Interstate EngineeringGulf Keystone Petroleum (UK) Ltd.Gulf of Guinea EnergyGulf Petrochemical Industries Co. (GPIC)Gulf Petroleum Supplies LLC (GPS)Gulf Spic Contracting Company W.L.L (GS)Gulf Victory Drilling Equipment LimitedGulfsands PetroleumGVA Consultants ABHamworthy Engineering Ltd.Han-Padron Associates, LLPHansa Group AGHanwha Chemical CorporationHardy Oil and Gas PlcHAWE Hydraulik SEHeerema Marine Contractors (HMC)Heilong Jiang North Shuangjai Driling Tools Co., LTDHellenic Petroleum S.AHELM AGHelmke Orbis GmbHHelwan Factory For Developed IndustriesHenan Hanwei Electronics Co.,Ltd.Hera GroupHeritage Oil PlcHess CorporationHilong Group of CompaniesHIMOINSA China Co.,LtdHockway Ltd.Honam Petrochemical CorporationHoneywell Middle East Ltd.Honeywell Safety Products GroupHOT-HED International S.AHowden Hua Engineering Co.,ltdHTS (Beijing) Engineering and Equipment Corp.,LtdHubei Jianghan Petroleum Instrument & Meter Co.,Ltd.Hunt Oil CompanyI.per.c.u.t.t. LtdIdemitsu Kosan Co LtdImperial Energy Corporation PLCIndustries QatarInpex CorporationIntegrated Petroleum Expertise Co (IPEX)Integrum Management Systems Pty LimitedInternational Association of Drilling Contractors - USAInternational Gas Union - IGUInternational inspection services ltdInternational Petroleum Investment Company - IPICInterOil Corporation - USAIOT Infrastructure & Energy Services LimitedIPR Transoil Corporation - IPR TOCIQPC (NY)Iran International Engineering Company (IRITEC)Iran ItokIran Shipbuilding & Offshore Industries Complex Co. (ISOICO)Iranian Central Oil Fields Company (ICOFC)Iranian Offshore Oil Company (IOOC)Island Oil & Gas plcITE Group PlcItochu CorporationIvanhoe EnergyIVS Tester CorporationJ.P. KennyJan De NulJC Valvulas (ME) FZCJianghan Petroleum Administration BureauJiangsu Rontech Petroleum Technology Incorporated Co.Jiangsu Saifu Petrol- Machinery Co., Ltd.Jiangsu Xinde Petroleum Machinery Co.LtdJoannou & Paraskevaides (Overseas) Ltd.Johnson Matthey PlcJolly Engineering Services IncJubilant Enpro Ltd.Kader FactoryKalegran LimitedKarachaganak Petroleum Operating CompanyKawasaki Heavy Industries Ltd.KazMunayGas National CompanyKCA Deutag Drilling LtdKemira Chemicals (Shangha) Co., LtdKennametalKentz Engineers & ConstructorsKorea Gas Corp. (KOGAS)Korea National Oil Corporation - KNOCKosmos Energy LLCKrishak Bharati Cooperative Ltd. (KRIBHCO)Kuwait Aviation Fuelling Co KSCKuwait Finance House (KFH)Kuwait Foreign Petrolum Exploration Company (KUFPEC)Kuwait Oil CompanyKuwait Oil Tanker Co.Kuwait Petroleum International Limited (KPI)KW EgyptL&T Chiyoda Limited (LTC)Larsen & Toubro LimitedLarsen Oil and Gas LimitedLiaocheng Changcheng Petroleum Machinery Co., LtdLincoln Industrial CorporationLion Petroleum Inc.Liquefied Natural Gas LimitedLNG ImpelLTI Steel Wire Rope (Shanghai) Co., Ltd.Lukoil Overseas Holding Ltd.Lundin PetroleumLurgi GmbHLyondellBasell IndustriesM.T. Alaghbandian GroupMabruk Oil OperationsMadalena Ventures Inc.Malka Oil CompanyMarathon Oil CorporationMargham Dubai EstablishmentMaridive & Oil ServicesMaritime Industrial Services Co. Ltd. (MIS)McDaniel & Associates Consultants LtdMecano Components (Shanghai) Co., LtdMerlon International, Inc.Metales Galre SA de CVMethanex CorporationMiddle East Co. (MEC)Middle East Specialized Cables (MESC)MIDOMMinistry of Oil and Gas of OmanMitsui Oil Exploration Co., Ltd.MND Exploration and Production LtdModec Inc.Mohammad Al - Mojil Group ( MMG)MOL GroupMorvarid Petrochemical CompanyMustang Engineering, IncNaftIran Intertrade Company (NICO)Nama ChemicalsNanyang Hongchuang Petroleum Technique Development Co., LtdNASA Services International (NSI)Natchiq Sakhalin LLCNatco Group Inc.National Iranian Drilling Company (NIDC)National Iranian Gas Export Company (NIGEC)National Iranian Oil Refining and Distribution Co. (NIORDC)National Iranian South Oil Company (NISOC)National Oil Corporation of Libya - NOCNational Petrochemical Industrial Company (Natpet)National Power CompanyNesma & Partners Contracting Co. Ltd.Neste Oil CorporationNewcoNEX Instrument IncNexansNexen IncNigeria LNG Limited (NLNG)Nigerian National Petroleum Corporation (NNPC)Nigerian Petroleum Development Company (NPDC)Nile Advanced Technology & CommerceNippon Oil Exploration Limited, LibyaNoble Drilling LtdNoble Energy Inc.Norsk Hydro ASANortechs FPSO PTE LtdNorth Oil CompanyNovatekOando Energy Resources (OER)Oando Gas & PowerOando PlcOccidental M E Development CoOcean Energy, Inc.Octal Petrochemicals CompanyOdebrechtOdin EnergiOffice Nationale des Hydrocarbures et des Mines (ONHYM)Oil & Gas International (OGI Group)Oil & Natural Gas Corporation (ONGC)Oil Development CompanyOil India Limited (OIL)Oil SearchOil Sector Services CompanyOilex Ltd.Oiltanking Odfjell Terminals & Company LLC (OOTO)Olayan Descon Industrial Co.LtdOman Gas CompanyOman Methanol Company (OMC)Oman Oil Refineries and Petroleum Industries Company (ORPIC)Oman Petrochemical Industries Company (OPIC)Oman Proman Contracting & Trading LLC.Oman Refinery Company LLCOmar Zawawi EstablishmentOMV GroupONGC Videsh - NigeriaOphir Energy PlcOracle Energy Corp.Orascom Construction IndustriesOrganisation of Arab Petroleum - OAPECOrganization of the Petroleum Exporting Countries - OPECOriental Energy Resources LimitedOriental Weavers CarpetsOryx PetroleumOsaka Gas Co.Osos PetrochemicalsOutokumpuPA ResourcesPacific Oil and GasPak Electrical Appliance Co., LTDPanAtlantic Exploration Company (Previously Vanco)Paragon Investment HoldingsParker - Fluid Control Division EuropeParker Drilling CompanyPars International Development and Engineering Co. (PIDECO)Pars Oil and Gas Company (POGC)Pars Petro Zagros Engineering & Services Co.Partex Oil and GasPeak Petroleum Industries Nigeria LimitedPenspen International LimitedPerencoPertaminaPetoil Inc.Petrobras LibyaPetro-Canada CompanyPetroceltic International PlcPetrochemical Industries CompanyPetrochemical Industries Investment Co. (PIIC)Petrochemical Research & Technology Co. (NPC-RT)Petroci HoldingPetrofac AlgeriaPetrogas E&P LLC.Petroiran Development Company (PEDCO)PetroKazakhstan Kumkol ResourcesPetroleum Engineering and Development Company (PEDEC)Petroleum Geo-Services (PGS)Petroleum Geo-Services (PGS) - EgyptPetroleum Oil and Gas Corporation of South Africa (PetroSA)Petrolin TradingPetromarPetronas Carigali Sdn BhdPetroNeft Resources PlcPetroparsPetroServices GmbHPetroServices GmbH - Middle East & North Africa OfficePetrovietnam Investment and Development Company (PIDC)PICO International Petroleum (PIP)Pioneer Natural Resources CompanyPolarcus DMCCPolish Oil and Gas Company (PGNiG)Porocel Industries, LLCPorous Media, LLCPPG Paints Trading (Shanghai)Co.,Ltd.Premier OilPrime Natural ResourcesProsafe ASAProsernatProvidence Resources PlcPT Medco Energi Internasional Tbk.PTT Chemical PlcPuyang Zhongyuan Restar Petroleum Equipment Co,.LtdQarun Petroleum Company (QPC)Qatar Engineering & Construction Company W.L.LQatar Fertilizers Co.Qatar Intermediate Industries Holding CompanyQatar Petrochemicals Company Ltd (QAPCO)Qatar Petroleum - QPQatar ShellQatargas Operating Company LimitedQuantec GeoscienceQuicksilver Resources IncRabigh Refining & Petrochemicals CompanyRadira Engineering & Construction Co.Range Oil and Gas Inc.Ras Laffan Liquefied Natural Gas Co. (RasGas)Rayco-Wylie SystemsReamco Inc.ReelPower LtdRegal PetroleumReibel LogisticsReliance Industries Ltd (RIL)Remote Site SolutionsRGR Technologies (Pty) ltdRhino Marking and Protection SystemsRichform Engineers & ConstructorsRigo Oil Company LimitedRoc Oil Company LimitedRohm and Haas CompanyRolls - Royce International LimitedRoobuckRosneftRowad National Plastics CompanyRoyal Commision For Jubail and Yanbu (RCJY)Royal VopakRuwais Fertilizer IndustriesRyder Scott Petroleum CompanySab Industries Ltd.SABIC Services LimitedSac Systems S.A.E.SAC-SystemsSadraSaff Offshore Industries CompanySaga Oil ASASagres Energy IncSahara Petroleum Services (Sapesco)Saiba EngineeringSajaa Gas Private Limited CompanySakhalin Energy Investment Company Ltd.Sakhalin Oil and Gas Development Co. (SODECO)Salini Costruttori S.p.A.Salzgitter Mannesmann International GmbHSan Leon Energy PlcSandong Santian Linqu Petroleum machinery Co.,Ltd.Santis International FZ LLCSantos Ltd.SasolSasol ChevronSat & CompanySaudi Advanced Industries Company (SAIC)Saudi Arabian Fertilizer Company (SAFCO)Saudi AramcoSaudi Egyptian Industrial Investment Co.SBM Offshore N.V.Schenck Offshore Technology (HK) LimitedSchlumberger Limited New YorkSea Dragon Energy Inc.SenergyworldSEREPTSevra Ltd.Shaan Xi For-Energy Inspection & Consultation Co. Ltd.Shandong Jinshenglong Machinery CoShandong Luhai Drilling & Production Technology Co., Ltd.Shanghai Dragon Electric Engineering Co., Ltd.Shanghai Globe Petro-Equipment Co.,LtdShanghai HF Petro-chemical Equip Co., LtdShanghai Sunry Petroleum Equipment Co., LtdShanxi Huanjie Petroleum Drilling Tools CO., LtdShaw Group Inc.Shell Development OmanShell Exploration & Production Libya GmbHShell Petroleum Development Company of Nigeria Ltd (SPDC)Shenzhen Winjoin Oilfield Services Co.,LtdSherwood International (PTY)LTDSiam Cement GroupSibirenergy Company - RussiaSICAM S.p.aSiemens AG-Power GenerationSiirtec Nigi S.p.A.Sime Darby EngineeringSingle Buoy MooringsSinochem PetroleumSinopec International Petroleum Service CorporationSirte Oil Company (SOC)SLP Engineering LimitedSMS-TORK Industrial Control Valves & Automation Co. Ltd.SNC-LavalinSocial Security Investment Company (SSIC)Sociedad Nacional De Gag De G.E. (Sonagas)Societe Tunisienne de l'Electricite et du GazSociety of Petroleum Engineers SPESocothermSofregazSonatrachSonde Resources Corp.South Oil Company (SOC)Southern Petrochemical Industries Corp. (SPIC)SPDSpecialized Shipping & LogisticsSpiecapagSpillTechSPX Process Equipment Copes-VulcanStarcrest Nigeria Energy LimitedState Company for Petrochemical Industries (SCPI)StatoilHydroStauff Anglia LtdStena Drilling Ltd.Sterling Energy PLCStorm Ventures International Inc.Stratic Energy CoorporationStroytransgazSubsea 7SubSea Petroleum Services/FreezoneSudapet Company LtdSuedrohrbau Saudi Arabia Ltd.Suhail Bahwan GroupSunman Control Engineering (Shanghai) Co.,Ltd.Super Industrial Lining Pvt. Ltd.Suzhou Douson Pressure Control Co., LtdSvenska Petroleum Exploration ABSwissOil Holdings International Ltd. (SOHI)T.D.Williamson, Inc - BeijingTabriz Oil Refining Co.TAIF GROUPTalisman Energy Inc.Tamgo Trading, Advertising & Marketing group Co. LtdTarget Engineering Construction Company (L.L.C.)Tatneft CompanyTechnology & Trading co.,LtdTecpesa S.A.Tekfen Construction and Installation Co.Teknica (UK) LimitedTema Oil Refinery Ltd (TOR)Tepe Prefabricated ConstructionTethys Oil CompanyTethys Services KazakhstanTexas Keystone Inc.The Society of Exploration GeophysicistsThor GmbHTianjin Best Explosion-proof Electric Co., LtdTianjin Energy Resources LimitedTianjin Oileader Petroleum Equipment Co.,LTDTNK-BPTotal E & P AngolaTotal E&P Nigeria Limited (TEPNG)TransAtlantic Petroleum Ltd.TransgazTransGlobe Energy CorporationTransneftTransocean Inc.Trelleborg Sealing Solution ( China ) Co.,LtdTrendTri Ocean Energy CompanyTTV Butterfly S.L.Tullow Oil plcTurkish Association of Petroleum GeologistsTurkish Petroleum Corporation (TPAO)Twin Disc IncULO ValvesUnico China Automation Co., LTDUnited Development Company (UDC)United Industries Company (UIC)United Metallurgical Company (OMK)Universal Solutions S.A.E.Urals Energy Public Company ltdUSFilter Envirex ProductsVaalco Energy, Inc.Valentine Maritime Ltd.Vast Exploration Inc.Verenex Energy Inc.Vetco Gray, Inc.Videocon Industries Ltd.Virgin ResourcesVitol - GhanaVolga Gas (Cyprus)Vopak Horizon Fujairah LtdVoyager Energy LimitedVTB LeasingWeifang Hualing Diesel Engine Power Co.,LTDWellray Science & Technology Development CorpWesternGecoWesternGeco Middle East/North AfricaWhite Nile Petroleum Operating Company (WNPOC)Wilhelm (Suzhou) Cladding Technology Co., LtdWillbros GroupWinstar Resources Ltd.Wintershall Holding GmbHWoodhill Frontier Caledonia LimitedWoodside Energy (N.A.) Ltd.Woodside Petroleum LimitedWorld Energy Council - WECWorld Petroleum Congress - WPCWSK InternationalWWW. NetworkesXenel Industries CompanyXi'an Overseas Oilfield Supplies Co. LTD (XOOS)Xian Redx Gas Meter Company LtdXI'An Systemsensor Electronics, LtdXi'an Well-Sun Electronic Instrument Inc.Xinmi Wanli Industry Development Co.,LYanbu National Petrochemical Company (Yansab)Yancheng Sanyi Petrochemical Machinery Co., LTDYancheng TEDA Drilling and Production equipment Co.,LtdYantai Jereh Petroleum Equipment & Technologies Co., LtdYemen Company for Investment in Oil & Minerals (Yicom)Yemen General Oil & Gas CorporationYemen Oil Refining Company (YORC)Yih Been Industrial Valves Co., LtdYinka Folawiyo Petroleum Company LimitedYokogawa Electric CorporationZahid Tractor & Heavy Machinery Co. LtdZakum Development Company (ZADCO)Zaver Petroleum Corporation Ltd.Zhejiang Precision Instrument Co,.LtdZhejiang Yongsheng Instrumentation Co., LtdZibo Huachuang Fine Ceramics Co., LtdZilei Heavy Steel Structure ConstructionZPEB InternationalZulfi Welding Electrodes Factory Co., Ltd.ZZ Top Oil Tools CO.,Ltd._ABB Automation Inc. - Totalflow Div._Basell_Foster Wheeler Energy Limited1st NRG Corporation2H Offshore Inc.3D Oil Limited3Z Corporation - EgyptA & Hatman LimitedA. SchulmanABB LtdABB Lummus Global Inc.ABB Saudi ArabiaAbbot Group PlcAbdul Ali Al-Ajmi Company (Al-Ajmi)Abhar Wire and Cable (AW+C)ABKons - A&B Business ConsultingAbraj Energy Services LLCAbraxas Petroleum CorporationABS ElectroABSG Consulting Inc.Abu Dhabi Company for Onshore Oil Operations (ADCO)Abu Dhabi Gas Industries Limited (GASCO)Abu Dhabi Gas Liquefaction Co. Limited (ADGAS)Abu Dhabi Investment CouncilAbu Dhabi Marine Operating Company (ADMA-OPCO)Abu Dhabi National Chemicals Company (Chemaweyaat)Abu Dhabi National Energy Company PJSC (TAQA)Abu Dhabi National Oil Company (ADNOC)Abu Dhabi Oil Refining Company (Takreer)Abu Dhabi Technology Development CommitteeAbu Dhabi Water & Electricity Authority (ADWEA)ACIL Allen ConsultingActco General Contracting Company L.L.CActemium Oil & Gas Engineering (AOGE)Acteon Group LtdAcupowder International LLCAdamantine Energy LimitedAdira Energy Ltd.Aditya Birla GroupAdnoc DistributionAdvent International CorporationAdyard Abu Dhabi LLC (Adyard)AECOMAED Oil LimitedAeromix System Inc.AES Arabia Ltd.AESAAfex Global Limited (AFEX)Afren Global Energy Resources (AGER)Africa Hydrocarbons IncAfrica Oil Corporation(Formerly Canmex Minerals Corporation)Africa Onshore Drilling Ltd (AOD)African Geophysical Services LLC (AGS)African Petroleum Corporation LimitedAftrac LimitedAgamore Energy LimitedAGAS Group (AGAS International)Aggreko PLCAgiba Petroleum Co. (Agypetco)Agility Group (Formerly Grenland Group)AgipAgip KCOAGR GroupAGRI LNG Project CompanyAgua GrandeAhmed N Albinali & Sons CoAir Products and Chemicals, Inc.AIR-O-LatorAirpack Netherlands BVAjax Exploration LimitedAker ASAAker Solutions ASAAl Fajr Egyptian Jordanian CompanyAl Futtaim Tarmac Ltd (Al Futtaim Carillion)Al Habtoor Leighton LLCAl Harithy Company General Contractors (ACE CREATIVE)Al Husam General Contracting Est.Al Jaber Group (AJC)Al Khorayef Commercial Co - Al KhobarAl Thani GroupAl Zamil Heavy Industries LtdAlaska Interstate Construction LLCAlberta Oilsands Inc.Alcoholes del Uruguay (Alur)Alcon Nigeria LimitedAlderley plcAlex Fast SuppliesAlexandria Carbon Black Co. SAEAlexandria National Refining and Petrochemicals (ANRPC)Alexandria Petroleum Co.ALFRED TALKE GmbH & Co.Al-Jubail Fertilizer Company (AlBayroni)Al-Kadi Commerce & IndustryAl-Kayan Petrochemical Company (Kayan)Alkhorayef GroupAllen & Overy Legal ServicesAlliance Oil Company LtdAlliance Wood Group EngineeringAllied Petroleum Exploration Inc. (APEX)Al-Muwakaba for Industrial Development & Overseas CommerceALS Oil & Gas GroupAlsa Engineering & Construction CompanyAl-Shaheen Holding CompanyAlstomAlta Mesa Holdings, LPAltenesol, LLCAltona EnergyAltra EnergyAlusa Engenharia S.A.Alvopetro Energy LtdAlwaseeta CompanyAmarinth Ltd.AMB HertelAMCS CorpAMEC - ChinaAMEC (now Amec Foster Wheeler)Amec Foster WheelerAMEC ParagonAmerican Eagle Energy Corporation (AMZG)American-Marsh Pumps LLCAmericas Petrogas Inc (Argentina)Americas Petrogas Inc.Amerisur ResourcesAmeron International CorporationAmir Kabir Petrochemical Co.AMONA Groups of Companies (AMONA)AMOSSCO LTDAmsas Consulting Pty.LtdAmur Shipbuilding PlantAnadarko Petroleum CorporationANCAPAndes Energia PlcAndimeshk Petrochemical Company (APC)Andrade Gutierrez (AGSA)Anglo-Eastern GroupAngola Consulting Resources (ACR)Angola Drilling Company Lda (ADC)Ankor Pointe IntegratedAnschutz (Pty) LtdAntero ResourcesAntrim Energy Inc.AP Sensing GmbHApache Canada LtdApache CorpApache EgyptApco Oil and Gas International Inc.APEX Energy Consultants Inc.API Marine ApSAPL PetroleumApollo Fire Detectors LimitedApply Emtunga ABApproach Resources IncAqua-Chem, Inc.Aquatech International CorporationAquaterra Energy LtdArab Petroleum Investments Corporation (APICORP)Arab Petroleum Pipelines Co. - SUMEDArabi Co WllArabian Chlor Vinyl Company (ACVC)Arabian Gulf Mine Action Company (AGMACO)Arabian Gulf Oil Company (Agoco)Arabian Industrial Fiber Company (Ibn Rushd)Arabian Petrochemical Company (Petrokemya)Aramco Associated CompanyAramco Gulf Operations Company Ltd (AGOC)Aramco Overseas Company B.V.Aramco Services CompanyAramco Training Services CoArawak EnergyARC Energy LimitedArcelorMittalArgonaut ElectromechanicalsARKeX LtdArmacell Engineered Systems LtdArmour Energy LimitedAromatics Oman LLC (AOL)ArPetrol Ltd.Artumas Energy Ltd. (Wentworth Resources Limited)Arvand Petrochemical CompanyArvandan Oil & Gas Company (AOGC)Arvin Parto Technical and Engineering CompanyAsab Contracting EstablishmentAsahi Kasei ChemicalsAscom S.A.AsherXino CorporationAsian Oilfield Services LimitedAssiut Oil Refining Company (ASORC)Athabasca Oil CorporationAtinum Partners Co., Ltd.Atlantic Gulf & Pacific Company (AG&P)Atlantic LNGAtlantic Oilfield Services (AOS)Atlantico Sul ShipyardAtlas Pipeline Partners, L.P.AtlasORANTO Petroleum International Limited (AOPI)ATSCO CompanyAtwood Oceanics, IncAuDAX Resources LimitedAudex Pte LtdAurora Progress S.A.AusGroup LimitedAustin Exploration LimitedAustin Maritime ServicesAvana Petroleum Limited (Avana Group)Avanteq LtdAVECAvedia EnergyAveon Offshore Limited (GRINAKER-LTA Construction Nigeria)AVEVA Solutions LtdAvista Capital PartnersAvrasya Technology Engineering & ConstructionAwtad Projects and DevelopmentAxion Energy Argentina SRL (Bridas Corp.)Axpo Holding AGA-Z Petroleum LimitedAzabache Energy Inc.Azerbaijan International Operating Company (AIOC)Azerigaz CompanyAzerkimya State CompanyAziNam LtdAzMeCoAzonto Petroleum Ltd (Previously Rialto Energy Limited)Aztech Technologies, IncBadr El Din Petroleum Co- BAPETCOBahari ResourcesBahrain Petroleum Company (BAPCO)Bahwan Engineering Company LLCBaker Hughes E.H.O.LtdBakhtar Petrochemical Company (BPC)BAM Clough Joint VentureBAM International bvBandar Imam Petrochemical Company (BIPC)Bangladesh Oil & Gas LtdBangladesh Oil, Gas & Minerals Corporation (Petrobangla)Bangladesh Petroleum Exploration & Production Ltd. (BAPEX)Baoji Petroleum Steel Pipe CompanyBaosteel Europe GmbHBaron Oil Plc (previously Gold Oil Plc)Barra EnergiaBasell Polyolefins Italy S.r.l.BASF Petronas Chemicals Sdn. BhdBashneftBasra - Mas CompanyBasra International Oil and Gas Hub (BIOGH)Bass Strait Oil Company Ltd (BAS)Bayar Empreendimentos e Participacoes Ltda.Baytex Energy Corp.Baywood Continental LimitedBeach Petroleum (Egypt) LimitedBechtel Cairo OfficeBechtel Co.Beicip-FranlabBelayim Petroleum Company (Petrobel)Belbop Nigeria LtdBell Geospace Inc.Bell Oil & Gas LimitedBelorusneftBelpars Petroleum Company Ltd (BPC)BeltransgazBengal Energy Ltd.Benthic USA LLCBentini S.p.a.Berry PlasticsBesix GroupBG BrasilBG EgyptBG Group PlcBGI S.A.EBGP Iran KishBHP Billiton LimitedBicta Energy & Management Systems LimitedBIE GroupBig Sky Petroleum CorporationBILFAL Heavy Industries Ltd. (Belleli Saudi)Bilfinger SEBJ Process and Pipeline ServicesBKE Shelf Ltd.Black Cat Engineering and ConstructionBlack GoldBlack Platinum Energy Ltd.Black Swan Resources Pty LtdBlackPearl Resources Inc.Blackwatch Petroleum Services LimitedBlueknight Energy PartnersBluewater Energy ServicesBNK Petroleum Inc.Boardwalk Pipeline Partners, LPBohai Oil Marine Engineering & Supply Co., Ltd.Bolanter Corporation NvBonatti S.p.A.Boodai Trading Co LtdBorealis GroupBOS Shelf LLCBou Ali Sina Petrochemical CompanyBounty Oil & GasBowleven PlcBP AzerbaijanBP CyprusBP Developments Australia Pty LtdBP EgyptBP Energy do Brasil Ltda.BP PlcBPZ EnergyBQ Consultants LimitedBraskemBrasoilBrass Fertilizer Company LimitedBreitBurn Energy Partners L.P.Brion EnergyBrittania Nig LtdBronze Investments Pty LimitedBrooksbank ValvesBrookwater Ventures IncBrownstone Energy IncBuckland & TaylorBukit Energy Ltd.Bulgarian Energy Holding EADBulk Oil Storage and Transportation Company Limited (BOST)Burckhardt Compression BrazilBureau VeritasBuried Hill EnergyBurovaya Kompaniya Eurasia (BKE)Buru Energy LimitedBurullus GasBuzachi Operating Ltd. CompanyC G L Compania Geofisica Latinoamericana S A SC&C Energia Ltd.C&M Engineering S.A.Cabinda Gulf Oil Company Limited (CABGOC)Cabot Oil & Gas CorporationCabre Maroc LimitedCairo Engineering & Manufacturing Co.Cairo Oil Refining Company (CORC)Caithness Petroleum LimitedCalik HoldingCAMAC Energy Inc.Camargo CorreaCameron InternationalCampbell & Walker Geophysics Ltd.Canacol Energy LtdCanadian Overseas Petroleum LimitedCanadian Quantum EnergyCanpbell Egypt Catering ServicesCap Energy PLCCape plcCapital Oil & Gas Industries Ltd.Caracal Energy Inc (previously Griffiths Energy)Caravel Energy LimitedCardon IV, S.A.Cargotec OyjCarlo Gavazzi Impianti SpACarrizo Oil & GasCarthago Oil CompanyCasale GroupCaspi Meruerty Operating Company B.V. (CMOC)Caspian Business EventsCaspian Drilling Company LtdCaspian Energy Group Ltd. (CNRG Group)Caspian Energy IncCaspian Geophysical JV LLCCaspian Investment Resources Ltd.Caspian Offshore Construction LLP (COC)Caspian Pipeline Consortium (CPC-R )Caspian Services Inc. (CSI)Cass Business SchoolCastrol Offshore LtdCatalytic Distillation Technologies (CDTECH)Cathelco LtdCB&I - Chicago Bridge & Iron CoCCA Environmental (Pty) LtdCCC (Underwater Engineering) S.A.L.CCI - USACegelecCegelec (Former Alstom Contracting)Celanese CorporationCementaciones Petroleras Venezolanas S.A. CpvenCenovus EnergyCentral Design Bureau for Marine Engineering “Rubin”Central Petroleum Limited (CPT)Centurion Energy International Inc.Centurion Petroleum CorporationCeona Chartering LimitedCepsa Colombia S.A.CGGCGG - EgyptCGL Compania Geofisica Latinoamericana S.A.SCGX Energy Inc.Chadian Ministry of Petroleum and EnergyChagalesh Consulting Engineers (CH.C.E.)Challenge Energy LimitedChallenger Minerals Inc.Chamaan Engineering and Fabrication CompanyChampion Technologies (Nig), Ltd.Chaoyang Petroleum (Trinidad) Block 2C LimitedChariot Oil & Gas LimitedChart Industries IncChelyabinsk Tube-Rolling Plant (ChelPipe)Chemanol (Methanol Chemicals Company)ChemtechChero PipingChesapeake Energy CorporationChevron Australia Pty LtdChevron Canada LimitedChevron CorporationChevron Egypt LubricantsChevron Lummus Global (CLG)Chevron Phillips Chemical Company (CPChem)China Huanqiu Contracting & Engineering CorporationChina National Chemical Engineering Co., LtdChina National Petroleum Corporation (CNPC)China Oilfield Services Limited (COSL)China Petroleum Engineering and Construction Group (CPECC)China Petroleum Pipeline Bureau (CPPB)China Petroleum Technology & Development Corporation (CPTDC)China Sonangol International Holding LimitedChina State Construction Engineering CorporationChinese Petroleum Corporation (CPC)Chinook Energy Inc.Chiyoda CorporationChongqing Minmetal & Machinery Co., Ltd. (CMMC)Chrome Oil Services LimitedChTPZ-Integrated Pipe Systems (ZAO “ChTPZ-KTS”)Chubu Electric Power CompanyCI International Fuels Ltda.CinTel Corp.Circle Oil PlcCircle Star Energy CorpCITACCITGO Petroleum CorporationCITIC GroupCITIC Resources Holdings Limited CoCivil Pension Fund Investment Company of Iran (CPFIC)Civil Servants Pension Organization (C.S.P.O)ClampOn ASClarke EnergyClinica GirassolClontarf EnergyClough HelixClough LtdCMS Generation Co.CNOOC and Shell Petrochemicals Company Limited (CSPC)CNOOC Gas & Power LimitedCNOOC LimitedCNS International srlCNX GasCoastal EnergyCobalt International Energy, Inc.COFELY BESIX facility management Ltd.LLCCole-ParmerCombined Group Contracting Company (K.S.C.C.)Comeco Petroleum Inc.Comet Ridge LimitedCompactGTL LimitedCompagnie Tunisienne de ForageCompanhia Moçambicana de Hidrocarbonetos (CMH)Companhia Paranaense de Energia (Copel)Companhia Vale Do Rio Doce (CVRD/VALE)Compania Espanola de Petroleos (Cepsa)Compania General de Combustibles (CGC)Composite Pipes Industry L.L.CComstock ResourcesConcord Energy Pte LtdCondor Energy Technology LLCConnacher Oil and Gas LimitedConocoPhillipsConoil Producing LimitedConsol Energy Inc.Consolidated Contractors Company Oil & GasConsolidated Contractors International CompanyConsorcio La PerlaConstitution Pipeline CompanyConsultores Associados LdaContact Exploration Inc.Contango Oil & Gas CompanyContinental Energy CorporationContinental Resources, Inc.Continuous Control Solutions IncContracting & Trading Company - CATContracting and Construction Enterprises Ltd.Control-Care BVCooper Energy LimitedCooper MEDCCopano Energy, L.L.C.CoreSulphurCorinth Pipeworks S.A.CorrOceanCortem S.p.A.COSCO (Dalian) Shipyard Co., Ltd.COSMO OIL CO., LTD.Cote d'Ivoire Peace Refinery Ltd.Cove Energy plcCowan Petroleo e Gas S.A.Crescent Global OilCrest Services Co.Crestwood Midstream Partners LPCrimson Exploration IncCronus Technology, Inc. (CTI)Crowcon Detection Instruments LimitedCrown Energy Ventures CorporationCrown Point Energy Inc.CSLCSM BessacCTC Marine Projects, LtdCue Energy Resources LimitedCylingas Company L.L.C.Cypress E&P CorporationDaelim Industrial Co LtdDaewoo Engineering & ConstructionDalian Port (PDA) Company Ltd.Dalma Energy & Co. LLCDamagix Nigeria LimitedDammam 7 Petrochemical Company Ltd.Dana GasDana Gas Egypt (DGE)Dana Geophysics Company (DGC)Dana Petroleum (E&P) LimitedDank Scientific Industrial Firm (Dank SIF)Danos & CuroleD'Appolonia S.p.A.Daqing Oilfield Company Ltd.Dar Al-RiyadhDart EnergyDavy CompanyDayim Punj Lloyd Construction Contracting Co. Ltd.DCP Midstream LLCDCP Midstream Partners, LPDeborah Services EgyptDecmil Group LimitedDeep Casing ToolsDeep Down, Inc.Deep Offshore Technology (DOT)DeepFlexDeepOceanDeepwater Specialists, IncDelattre Levivier Maroc (DLM)Delek GroupDelmar Systems OperationsDeloitte Corporate Finance LLC (DCF)Delonex Energy LimitedDelp EngenhariaDelta Afrik Engineering LimitedDelta Co. for Fertilizer & Chemical IndustriesDelta Mutual, IncDelta Oil CompanyDeltaven SADenbury Resources IncDepartment of Economic DevelopmentDepartment of Minerals and Energy - South AfricaDepartment of Petroleum Resources (DPR) - NigeriaDerik EnergyDesicon GroupDet Norske VeritasDeugro Espanola, S. A.Devon Energy CorporationDGSIDhafir Engineering Services L.L.C.DHV Industries Inc.Diamond Offshore Drilling, Inc.Diamondback Energy, IncDietsmann N.V.Dietswell S.A.Direct Petroleum Exploration Inc. (DPE)Direction Generale des Hydrocarbures (DGH)Discover Exploration LimitedDivine Inspiration Group (DIG)Dockwise Ltd.Dodsal Pte Ltd.DOF Subsea UK LtdDogan Sirketler Grubu Holding A.S.Dolphin Drilling ASDolphin Geophysical ASDominion Energy PlcDong Yang Instruments Trading Co.Doosan Hydro TechnologyDoris EngineeringDorman Long Engineering LimitedDouble Eagle Petroleum Co.Douglas Chero SPADover Engineering LimitedDover Petroleum Corp. - DVPCDow Chemical Company (DOW)Downhole ProductsDownUnder GeoSolutions Pty LtdDoxa Energy Ltd.DPS GlobalDragados Industrial, S.A.Dragon Oil - TurkmenistanDredging InternationalDresser MasoneilanDrill QuipDrillsearch Energy LimitedDrillTec GUT GmbHDSD - FerrometalcoDTE Energy CorporationDubai Petroleum EstablishmentDubai School of GovernmentDubai SMEDubai Supply Authority (Dusup)Ducab Dubai Cable Co (PVT) LtdDuke Oil Co. Inc.DuPontDuqm Refinery & Petrochemical Industries Company LLC (DRPIC)Dura-Bond IndustriesDyna-Mac Holdings Ltd.Dynamic Global Advisors Kenya LimitedDywidag International GmbHDYWIDAG-Systems International USA Inc.E TEC Engineering & Construction LimitedEAB Engineering ASEagleBurgmann Germany GmbH & Co. KGEaglewood Energy Inc.Earthfield TechnologyEast Horizon Gas Company Limited (EHGC)East Mediterranean Gas Company (EMG)East West Petroleum CorporationEastern Petrochemical Co (Sharq)Easternwell Pty LimitedEastman Chemical CompanyEcisgroup S.p.AEco (Atlantic) Oil & Gas LtdEco Oil & Gas NamibiaEcopetrol America Inc.Ecopetrol S.A.Ecosse Subsea SystemsEcuador Ministry of Non-Renewable Natural ResourcesEcuadorian Hydrocarbons Secretary (SHE)EDG IncEdgo EnergyEdgo Management Group (EMG) SAEdison International - Egypt BranchEdison SpaEdwardsEgesa Engenharia S/AEgypt Kuwait Holding Company (EKH)Egyptian Chemical Industries (KIMA)Egyptian Co. for Metal Industries & PaintingEgyptian Drilling Company (EDC)Egyptian Estyrenics Production (E-styrenics)Egyptian Financial And Industrial CompanyEgyptian General Petroleum Corporation - EGPCEgyptian Linear Alkye Benzene Company (ELAB)Egyptian LNGEgyptian Methanex Methanol Company (EMethanex)Egyptian Natural Gas Company (GASCO)Egyptian Natural Gas Holding Co. (EGAS)Egyptian Offshore Drilling Co. (EODC)Egyptian Petrochemicals Co.Egyptian Petrochemicals Holding - ECHEMEgyptian Positioning SystemEgyptian Refining Company (ERC)Egyptian Transport & Commercial Services Co., S.A.E.Eiffage Construction MétalliqueEKME S.A.El Dyar for Engineering ServicesEl Hamra OilEl Mansoura Petroleum CompanyEl Nahda Co.El Nasr Petroleum Co.El Paso CorporationEl Wastani Petroleum Company (WASCO)Eland Oil & Gas PLCElcrest Exploration and Production Nigeria LimitedElektra Elektronik GmbH & Co Storcontroller KGElenilto Minerals & MiningElettra Progetti S.p.A.Elixir Petroleum LimitedEllis Patents LimitedEly and AssociatesEmarat MisrEmco WheatonEmek BoruEmerald Oil, Inc.Emerson Daniel Measurement & Flow ControlEmerson Process ManagementEmir Oil LLPEmirates Linear Alkyl Benzene (EMALAB)Emirates National Oil Company Ltd (ENOC)Emirates Nuclear Energy Corporation (ENEC)EMO Exploration and Production LimitedEmperor Oil Ltd.Empire Oil & Gas NLEmpresa Mendocina de Energia S.A. (EMESA)Empresa Nacional de Hidrocarbonetos E.P. (ENH)Empresa Nacional del Petroleo (ENAP)Empyrean Energy PLCEmtrol LLCEnagasENAP Sipetrol EgyptEnarsa Energia Argentina S.A.Enautix, Inc.Enbridge Inc.Endeavor ManagementEndeavour International CorporationEndesa, S.A.Enerchimi Engineering CompanyENERGEAN Oil & GasEnergem Resources IncEnergi Tata PersadaEnergia LimitedEnergias de Portugal (EDP)EnerGulf Resources Inc.Energy & Exploration Partners, Inc.Energy & Minerals Group (EMG)Energy Africa LimitedEnergy Corporation of America (ECA)Energy Industries Engineering & Design (EIED)Energy PeymanEnergy Transfer Partners, L.P.Energy World Corporation Limited (EWC)EnerplusEnersul TechnologiesEnerVest, Ltd.Engen Petroleum LimitedEngevix Engenharia S.AEngineering & Exploration Surveys Ltd.Engineers India Ltd.Eni Australia LimitedEni S.P.A.Enigma Oil & Gas Exploration (Pty) LimitedEnikkomEniRepSa Gas Ltd.ENKA Construction & Industry Co. Inc.ENOC AviationENOC Chemicals EISLENOC International Sales LtdEnQuestEnron CorporationEnsco PlcEntek Energy LimitedEnterprise Energy Resources Ltd.Enterprise Products Partners L.P.Entrepose Contracting (EC)Environmental & Petroleum Service Co.Environmental & Remote Sensing Servises CenterEnvironmental Resources Management Southern Africa Pty LtdEOG Resources, IncEP Energy LLCEpanoe Nigeria LtdEPC Engineering Consulting GmbHEpconsult LtdEPPCO. Projecs CO. (L.L.C)eProduction SolutionsEQT CorporationEquate Petrochemical CompanyEquator Energy CorporationEquatorial Guinea LNG Holdings LimitedEquion Energia LimitedErazo Valencia SAERC Equipoise LimitedErciyas Steel Pipe Co.Eridu Company for Oil Services (Ecos)ERM Eurasia LimitedErnst & YoungEscondido Resources II, LLCESENTTIA (Propilco)ESER Engineering and Consulting CompanyESF ConsultantsEsfahan Oil Refinig CompanyESNAADEssar GroupEsterline CorporationEstrella International Energy Services LtdE-Tech Group LtdE-Technologies GroupEteco Petroleum ServicesEthiopia Electric Power Corporation ( EEPCO)EtterkibETV srlEurafric Energy Limited (EEL)Eureka Hunter Pipeline, LLCEuronav NVEuropipe GmbHEuRoPol GAZEurotech Benelux BVEurotechnicaEurotecnica Contractors & Engineers S.P.AEuroweldEV Energy PartnersExcel Engineering Inc.Excel Exploration & Production Company LimitedExcel Industrial Co LtdExcel MarcoExcelerate Energy L.P.Excellium Construction LtdEXCO Resources, IncExillon Energy plcEXMAR Offshore CompanyExPG Engineering Sdn BhdExploration Reservoir Consultants (ERC)Exploration Technologies, Inc. (ETI)Express Petroleum and Gas Company LimitedExpro International Group Ltd.ExxoilExxon Mobil CorporationExxon Mobil Egypt S.A.E.Eyat Oilfields Services Co.Ltd (Eyat Group)Fairstar Heavy Transport NV (FAIR)Falcon Oil & Gas Ltd.Falcon Oil Holding SAFalkland Oil and Gas Limited (FOGL)FAMAT S.AFanar Petroleum Company (FANPETCO)Fanavaran Petrochemical Co.Fantoft Process TechnologiesFar East Shipping Company (FESCO)Farstad Shipping ASAFase Service s.r.l.FATA SpAFAUDI GmbHFCC S.A.FEAM S.R.L.Fenno Caledonian Holdings LtdFenog Nigeria LtdFIMCO FZE Instrumentation & Machinery (Services) CompanyFinder Exploration Pty LtdFine Tubes Ltd.Firscomp Co., LtdFirst Australian Resources Ltd (FAR Limited)First Egyptian EngineeringFirst EnergyFirst International Oil Corporation (FIOC)First Sahara Energy IncFirst Subsea LtdFlamingo Oil S.A.Fleurette GroupFlexible Engineered Solutions (FES) InternationalFlint Energy Services Ltd.Flint Hills ResourcesFloaTEC, LLCFlowserve Ahaus GmbHFluitek Orsenigo Valves S.p.A.Fluke Engenharia RioFluor B.V.Fluor Canada Ltd.Fluor CorporationFluxo SolutionsFluxys Belgium SAFMC CorporationFMC Smith Meter Inc.FMOFoby Engineering Company LtdForce PetroleumForest Exploration International (Pty) LtdForest Oil CorporationFortaleza Energy Inc.ForteInvestFoster Wheeler AG (now Amec Foster Wheeler)FoundOceanFoxtrot InternationalFrade Japa o PetroleoFrames Energy Systems B.V.FRECOM LtdFred. Olsen Energy ASAFreeport-McMoRan Copper & GoldFreyssinet LimitedFrigstad Offshore LimitedFrontier Resources International PlcFueltrade LimitedFugro Airborne Surveys Corp.Fugro Oceansismica S.p.A.Fugro SeacoreFugro Seismic Imaging Inc. (FSI)Fugro World WideFugro-Geoteam ASFujian Refinery & Petrochemical Company LtdFund EnergyFuture Pipe Industries QatarGabon Fertiliser Company (GFC)Gaffney, Cline & Associates, Inc.GAIA S.A. MELETONGalana Raffinerie Terminal S.A.Galfar Engineering & Contracting SAOGGalp EnergiaGalsi S.p.A.Galvao EngenhariaGanoub El Wadi Petroleum Holding Company (Ganope)Gap Insaat Yatirim ve Dis Ticaret A.S.Gas Liquids Engineering Ltd.Gas Transboliviano S.A. (GTB)Gasal (Q.S.C)Gasan Investment & Industrial Development LtdGasLocalGastar Exploration LtdGate LLCGaz De FranceGazprom NeftGAZ-SYSTEM S.A.GB Petroleum PlcGDF SUEZ CompanyGDF Suez Exploration Egypt B.VGE EnergyGE Power SystemsGEA EGI Contracting - Engineering Co. LtdGeneral Authority for Social Security & Pensions (GASSP)Genesis Oil & Gas Consultants Ltd.Gente Oil EcuadorGenting Oil Morocco Limited (GOML)Geo2X SàrlGeoDynamics Research S.R.L.Geodynamics WorldWideGeoEnergy Petroleum Services Co., LtdGeofizyka Torun S.A. (GT)Geokinetics Inc.Geomarine Systems Limited (GSL)Geomatics SAGeoPark Holding LimitedGeophysical Instruments & Supply Co.GeoprocesadosGeoquasarGEOREX S.A.Georgetown CorporationGeoseis Inc.Geoserve Exploration Drilling (Pty) LtdGeotechGeotrace Co.Germanischer Lloyd AG (GL)Ghadir Investment Co.Ghana National Gas Company (Ghana Gas)Ghantoot GroupGigajoule International (Pty) LtdGivot Olam Oil Ltd.Giza SystemsGlencore International AGGlob OilGlobal Energy Company LtdGlobal Energy Development PLCGlobal Geophysical Services, Inc.Global Offshore International Ltd (Global Industries)Global Petroleum LimitedGlobal Process & Pipeline Services Limited (GPPS)Global Technology Services LLCGlobalstroy-EngineeringGMC LimitedGMX Resources IncGolar LNG LimitedGold Star Resources Corp.Golden Heaven Jaya LtdGondwana Gold IncGoodrich Petroleum CorporationGovernment of the Republic of South Sudan (GOSS)GPB Global Resources GroupGPC General Petroleum CompanyGPS Group Ltd.GPSChemoilGraceGraham CorporationGran Tierra Energy IncGranherne Inc.GRASYS CompanyGreater Nile Petroleum Operation Company Limited (GNPOC)Greenfields Petroleum CorporationGreka Drilling LimitedGrenland GroupGrup Servicii Petroliere S.A. (GSP)GS Engineering & Construction Crop.GTC TechnologyGuarantee Petroleum LimitedGulf Advanced Chemical Industries Co. Ltd. (GACIC)Gulf Agency Company Ltd. (GAC Group)Gulf Cobla LLCGulf Consolidated Contractors (GCC) Co. LtdGulf Contracting Company (Interserve)Gulf Drilling International Ltd.Gulf Farabi Petrochemical Co.Gulf International ServicesGulf Island Fabrication, Inc.Gulf of Suez Petroleum (GUPCO)Gulf Petrochem FZEGulf Petrochemical Services & Trading LLCGulf Star Cooling Services CompanyGulf United Energy Inc.Gulfport Energy CorporationGulftainer Company LimitedGunvor International B.V.Gustavson Associates, LLC.GYPH. Butting GmbH & Co. KGHabtoor Leighton Group (HLG)Halcon Resources CorporationHaldor Topsoe A/SHalliburton - Saudi ArabiaHalliburton Co.Hallin Marine Pte LtdHamilton Services LimitedHamworthy Moss ASHanHongHarmattan UruguayHarouge Oil OperationsHarsco CorporationHarvest Natural Resources, Inc.Harvest Operations Corp.HatchHeaton Valves Africa (Pty) LtdHeavy Earth ResourcesHeavy Engineering Industries & Shipbuilding CoHeerema Vlissingen B.V.Hegmataneh Industries Petrochemical Company (HIPC)Helix Oil & GasHelmerich & Payne Inc.Henan Petroleum Company Nigeria Limited (HPCN)Hengam Petrochemical CompanyHermes Datacommunications International Ltd.Hernis Scan Systems ASHibiscus PetroleumHigh Arctic Energy ServicesHigleig Petroleum Services and Investment Co. Ltd (HPSIC)Hindustan Petroleum Corporation Ltd.Hirbodan EPC CompanyHiroshima GasHitachi Plant Technologies, Ltd.HKN Energy Ltd.HML Marine Power & Energy LtdHMS GroupHocol Petroleum LimitedHoegh LNG Holdings Ltd.Holloman Energy CorpHoneywell Inc.Honeywell Turki Arabia Ltd (HTAL)Horizon Energy GroupHorizon Terminals Limited (HTL)Hormoz Oil Refining CompanyHorn Petroleum CorporationHouse of Invention (HOI)Houston American Energy Corp.Houston Offshore EngineeringHouston Pipe Line CoHoward Energy Partners, LLCHR WallingfordHRT Participaçoes em Petroleo S.A.HTC PurenergyHuismanHunt Oil Company of Peru, L.L.C.HuntsmanHusky EnergyHyder Consulting LtdHydra Offshore GroupHydrocarb Energy CorporationHydrocarbons and Energy Ministry (MHE)Hydrogen Power Abu Dhabi (HPAD)Hydromashservice (HMS)Hyperdynamics CorporationHyperion Systems Engineering Public Ltd (Hyperion)Hyson (Nigeria) LimitedHytech Ingenieria S.A.Hyundai Engineering & Construction Co.Hyundai Heavy Industries CoIAC AcousticsIberdrolaIBM CorporationIBV Brasil PetroleoIcon Energy LimitedIDB Development Corporation LimitedIdro Gas Engineering EuopaIeoc Production B.VIFC (Islip Flow Controls)IFP Energies NouvellesiGasIKM GroupILF Consulting EngineersILK Insaat Taah, San Ve.tic Ltd. (ILK Construction)IMAD Company For Trading & ContractingIMAGIR sarlImara Energy Corp.IMC Geophysics International IMC Geophysical InternationalImetame Energia S.A.Impac CompanyImpact Oil & Gas LtdImperial Oil LimitedImtech N.V.INA-Industrija Nafta d.d. - EgyptINC Natural Resources GroupInchcape Shipping Services (ISS)inControl Systems Inc.Indago PetroleumIndependent Energy LimitedIndependent Public Business Corporation of PNG (IPBC)Independent Resources plcIndian Farmers Fertilizer Cooperative Limited (IFFCO)Indian Oil Corporation Limited (IOCL)Indika EnergyIndorama Eleme Petrochemicals LimitedIndorama Ventures PCLIndrillco GroupIndustrie Generali S.P.A.Industrija Nafte (INA)InelectraINEOS TechnologiesIneparia, Inc.Inergy Midstream, L.P.Infrastructure Leasing & Financial Services Limited (IL&FS)Initial Oil & Gas S.AInox TechInSite Petroleum Consultants LtdInstinct EnergyIntaj LLCIntecsa Uhde IndustrialINTECSEAIntegra GroupIntegra Natural Resources LLCIntegrated Data Services Limited (IDSL)Inter App AGInter Contact Abd Allah El BannaInter PipelineInterbeton bvInterglobal Oil Services (IOS)InterMoor CompanyInternational Bank for Reconstruction and DevelopmentInternational Centre For Settlement Of Investment DisputesInternational Finance Corporation (IFC)International Methanol Company-IMCInternational Naval Works Co.International Petroleum Grouping S.A. (IPG)International Petroleum LimitedInternational Pipe Industry Co. - IPICInteroil Exploration & Production ASAInterOil Limited - Papua-New GuineaInterra Resources LimitedInterstate Treating, Inc.Intertechma TecnologiaIntra Energy Corporation LtdInvensysInvestecIPB Petroleum LimitedIPC GroupIPR - DallasIPR Energy Suez, Inc. (IPR-ES)IPS Australasia (IPS)Iran International General Contractor Company (IGC)Iran Liquefied Natural Gas CoIran Petrochemical Commercial Co. (IPCC)Iranian Gas Engineering and Development Company (IGEDC)Iranian Offshore Engineering and Construction Company (IOEC)Iranian Oil Company UK Ltd (IOC)Iraq Ministry of OilIraq National Oil Company (INOC)Iraqi Drilling Company (IDC)Irasco S.R.LIrkutsk Oil CompanyIshikawajima Harima heavy industriesISIS Petroleum Consultants Pty LtdIsmocol de Colombia S.A.Israel Land Development Company - Energy Ltd.ITERA International GroupJ. Ray McDermott, S.AJacobs ConsultancyJacobs Engineering Group Inc.Jacobs ZATEJadela Oil Corp.Jadwa Industrial Investment Company (JIIC)Jahanpars Engineering and Construction CompanyJam Petrochemical Co.James Instruments Inc.Jannah Hunt Oil Company (JHOC)Jantesa S.A.Japan Australia LNG (MIMI) Pty Ltd.Japan Canada Oil Sands Limited (JACOS)Japan Cooperation Center, Petroleum (JCCP )Japan Drilling Co., Ltd.Japan Exlan Co.,Ltd.Japan Oil Development Company (JODCO)Japan Oil, Gas and Metals National Corporation (JOGMEC)Japan Petroleum Exploration Co. (JAPEX)Japan Pipeline Development & Operation Inc. (JPDO)Japex Libya Co.Jasper Investments LimitedJBF Industries LimitedJDR Cable Systems (Holdings) LtdJee LimitedJGC CorporationJindal SAW Ltd.JKX Oil & Gas plcJohn Crane Middle East FZEJohnson ControlsJohnson Matthey CatalystsJohnson Matthey Davy Technologies LtdJordan National Petroleum Company (NPC)JOWEF Oil TechnologyJubail Chevron Phillips Company (JCP)Jubail United Petrochemical Co. (UNITED)Jurong Shipyard Pte LtdJX Nippon Oil & Gas Exploration CorporationKaduna Refining & Petrochemical Company (KRPC)Kantor Management ConsultantsKAR GroupKaroon Gas Australia LimitedKaroon Petrochemical Company (KRNPC)Karos CompanyKatoen Natie Khonaini (Al Jubail)Kavin Engineering And Services Private LimitedKawasaki Kisen KaishaKazakh Geophysical Company (KazGeCo)Kazakhstan Petrochemical Industries (KPI)KazakhstanCaspinShelf Joint Stock CompanyKazakhstan-China Pipeline LLP (KCP)KazMunaiGas Exploration Production (KMG EP)kazmunaytenizKazneftehim-KopaKazRosGazkazstroyservice (KSS)Kaztec Engineering LimitedKazTransGas Joint Stock CompanyKazTransOilKellogg Brown & Root (KBR)KenolKobil LimitedKentech GroupKenya Petroleum Refineries Limited (KPRL)Kenya Pipeline Company (KPC)Kenya Ports Authority (KPA)Kenya Reinsurance Corporation Limited (Kenya Re)Keppel Corporation LimitedKeppel FELS LimitedKeppel Offshore & Marine Ltd (Keppel O&M)Keppel Shipyard LimitedKerpenKEVTA Fire SystemsKey Petroleum Ltd.Khalda Petroleum CompanyKhalifa Fund for Enterprise DevelopmentKharafi NationalKharg Petrochemical Co.Khartoum Refinery Co. Ltd. (KRC)Khazar Exploration and Production Company (KEPCO)KHOIE PropertiesKiewit Offshore Services LtdKilimanjaro Capital LimitedKina Petroleum LimitedKinder Morgan, Inc.Kinetex Resources CorporationKinetiko Energy LtdKing Abdulaziz City for Science and Technology (KACST)King Fahad University of PetroleumKirchner Italia S.p.AKirchner SpAKMG Transcaspian LLPKnowsley SKKodiak Oil & Gas Corp.KOMET GROUPKongsberg Oil & Gas Technologies ASKoso Kent IntrolKrisEnergy Ltd.Krupp Uhde GmbhKSB GroupKubu Energy Resources (Pty) LtdKuibyshevAzot Joint Stock CompanyKuokuang Petrochemical Co. (KPTC)Kurdistan Regional Government (KRG)Kurmangazy Petroleum LLPKuwait Energy CompanyKuwait Gulf Oil CompanyKuwait Ministry of OilKuwait National Petroleum Company K.S.C.Kuwait Petroleum Corporation (KPC)Kvaerner ASAKvaerner Oilfield Products, IncKwangshin Machine Industry Co., Ltd.KWH Constructors CorpKyushu Electric Power CompanyLa Brea Industrial Development Company Limited (LABIDCO)La Congolaise des Hydrocarbures (Cohydro)La Cortez Energy IncLabat Africa LtdLabtech Modular EngineeringLaffan Refinery Company Ltd.Lamnalco LimitedLamprell Energy LtdLand & MarineLandOcean Energy Services Co.Lankhorst MouldingsLanner Group LimitedLarge Diameter Drilling LtdLaricina Energy LtdLatco Drilling SALead Contracting & TradingLease Operators Ltd.Lee Engineering & Construction Co. LtdLeighton ContractorsLeighton International LimitedLewis Energy BogotaLG International CorporationLGO Energy PlcLibyan Investment Authority (LIA)Likpin LLCLime Petroleum Plc.Linde GroupLinn EnergyLion Energy Corp.Litwin Group Citi TechnologiesLloyd RegisterLockerbie & Hole Contracting LimitedLockheed MartinLondon Marine Consultants Limited (LMC)Lonestar Drilling Nigeria LtdLongford Energy Inc.Loon Energy CorporationLootah BC GasLT Geoperaciones y Mineria LtdaLucite InternationalLukArco CompanyLukoil Cyprus LtdLukoil Oil CompanyLukoil Saudi Arabia Energy Ltd. (Luksar Energy)Lusitania Petroleum HoldingsLutz JESCO America CorporationM.S. Al-Suwaidi Establishment for ContractingMAA KUTHARI Global-FZEMacchi S.P.AMadagascar OilMadison PetroGasMaersk DrillingMaersk FPSOsMaersk OilMaersk Oil Kazakhstan GmbHMagellan Midstream Partners, L.P.Magma Oil CompanyMagnum Hunter Resources CorporationMagnus Energy Group Ltd.Mammut Industries FZEMAN Turbo AGManatee, Inc.Maple Energy PlcMARETAPMaria Organization for Industry & TradeMaridive Offshore Projects (MOP)Maridive Survey DivisionMarifil Mines Ltd.Marine Subsea ASMaritime Risk InternationalMarjan Petrochemical CompanyMarkWest Energy Partners, L.P.Mart Resources , IncMartin & Brusset AssociatesMarubeni CorportionMarvis Pte LtdMasters Energy Oil & Gas LimitedMatador Resources CompanyMatra Petroleum CompanyMatrix Composites & EngineeringMaurel & PromMax Petroleum PLCMaxim Resources Inc. (Maxim)Maxipetrol-Petroleros de Occidente S.A.Mazarine Energy B.V.MB Petroleum Services LLCMBM Trading & Contracting LLCMcconnell DowellMcDermott CompanyMCS KennyMEDGAZMediterranean Oil & Gas PlcMegarmeMehvarsazan Engineering and Construction CompanyMellitah Oil & Gas B.VMelrose Resources plcMENA Hydrocarbons Inc.MENCK GmbHMendes Junior Engenharia S.A.MEO Australia LimitedMercuria Energy Asset Management B.V. (Mercuria)Merichem CompanyMerlon Petroleum CompanyMersing Construction & Engineering Sdn BhdMeta Petroleum Corp Sucursal ColombiaMetago Environmental Engineers (Pty) LtdMethanol Holdings (Trinidad) LimitedMetito International Inc.Metocean Services International (Pty) Ltd (MSI)Metso Automation OYMexichemMezhregiontruboprovodstroy JSC (MRTS)MHA Petroleum ConsultantsMI Energy CorporationMicroSeismic, IncMiddle East Development Company (MEDCO)Middle East Engineering & Development Co. Ltd. (MEEDCO)Middle East Oil Refinery (Midor)Midland Refineries Company (MRC)Midroc Engineering ABMidwestern Oil and Gas LtdMIE Holdings CorporationMilio International LimitedMillenium Gas and Oil Company LtdMiller and Lents LtdMiller Energy ResourcesMina Supplies CompanyMineral Resources Development Company Limited (MRDC)Minexco Petroleum IncMinexco S.L LimitedMining, Oil and Gas Services Pty Ltd (MOGS)Ministère du Pétrole, de l'Energie & des Mines - MauritaniaMinistry of Commerce and IndustryMinistry of Energy - GhanaMinistry of Energy - KenyaMinistry of Energy & Mineral Development (MEMD)Ministry of Energy (MOE) - YemenMinistry of Energy and Energy Affairs (MEEA)Ministry of Energy and Industry - QatarMinistry of Energy and Minerals - TanzaniaMinistry of Energy of the Russian FederationMinistry of Finance of EgyptMinistry of Industry and Minerals (MIM)Ministry of Mines and Energy of ColombiaMinistry of Mines and Energy, BrazilMinistry of Natural Resources in SurinameMinistry of Natural Resources of the Russian FederationMinistry of Oil & Minerals of YemenMinistry of Oil and Gas of The Republic of KazakhstanMinistry of Petroleum & Energy Republic of Côte d’IvoireMinistry of Petroleum & Mineral Resources (MOPM)Ministry of Petroleum (Iran)Ministry of Petroleum (MoP), GambiaMirach EnergyMISC BerhadMisr Fertilizer Production Company (MOPCO)Misr Gulf Shipping & Offshore Co.Misr Marine Surveys & ServisesMisr Offshore Co.Misr PetroleumMissan Oil CompanyMitra EnergyMitsubishi CorporationMitsubishi Corporation Machinery, Inc.Mitsubishi Gas Chemical CompanyMitsubishi Heavy Industries LtdMitsui & Co Ltd.Mitsui Engineering & Shipbuilding Co., Ltd.Mitsui O.S.K. LinesMobil Oil Nigeria plc (MON)Mobil Producing Nigeria Unlimited (MPNU)Modcon SystemsMODEC International LLCModiin Energy LimitedMolopo Energy LimitedMonadelphous GroupMoni Pulo Limited (MPL)Montagens e Projetos Especiais S.A. (Grupo MPE)Montajes JM SAMONTECZ SAMorneftegazproektMotiva Enterprises LLC RefinesMott MacDonaldMSE Consultants Ltd.MSTelcomMubadala Development CompanyMubadala PetroleumMUC Oil & Gas Engineering Consultancy, LLCMultilateral Investment Guarantee Agency (MIGA)Murphy Oil CorporationMVM Hungarian Electricity Ltd.MX Oil plcMyanma Oil and Gas Enterprise (MOGE)N Operating CompanyNaaba Development & Investment Company (Nabaa)Nabirm Energy Services (Pty) LtdNabors Drilling International Ltd.-UAENabors Industries Ltd.Nabucco Gas Pipeline International GmbH (NIC)Nafal Contracting and Trading Co.LLCNaft Sazeh Qeshm Company (NSQ)Naftgaran Engineering & services Company (NESCO)Naftkav Zharf Engineering & Services Co.Naftna industrija Srbije (NIS)NaftogazNagarjuna Fertilizers and Chemicals LimitedNam Fatt Corporation BerhadNamvaran Engineering & ManagementNan Ya Plastics CorporationNaryanmarneftegaz CompanyNASA Structural SystemsNasser S Al-Hajri Corporation (NSH)National Company of Oil Distribution AGILNational Energy Corporation of Trinidad and Tobago Ltd.National Engineering & Technical Company Limited (NETCO)National Engineering Services Pakistan (Pvt.) 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(NCOC)North Drilling Company (NDC)North Gas Company (NGC)North Refineries Company (NRC)North Sea Well Engineering Ltd. (Norwell)North West Shelf Shipping (NWSSSC)Northern Offshore, LtdNorthern Petroleum PlcNostrum Oil & Gas LPNova Chemicals CorporationNova Petroleo S.A.Nova SeisNovaEnergoNovamark InternationalNPA GroupNT&S Energy JordanNuEnergy Gas LimitedNUNAOILNuova Fima SPANuStar Energy L.P.NYCITEXOAG Technologies Nigeria LtdOando Refining & TerminalsOasis Petroleum Inc.Occidental Petroleum Corporation (OXY)Ocean Rig Management IncOceaneering International, Inc.Oceanic Consultants Nigeria LimitedOceanWorks InternationalOCP Ecuador SAOctanex N.L.Odfjell Drilling ASODYE LimitedOEG OffshoreOffice Cherifien des Phosphates Group (OCP)Offshore Design Engineering Ltd. (ode)Offshore Oil Engineering Corporation (COOEC)Offshore Shukheir Oil Company (OSOCO)Offshore Solutions B.V. 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OTSEOil Industries' Engineering & Construction (OIEC)Oil OptimizationOil Pipelines Company (OPC)Oil Search (PNG) LimitedOil Turbo-Compressor CompanyOildata Wireline Serivces Ltd.Oilfield Environment Support Services limited (OESSL)Oilserv LimitedOiltanking GmbHOleoducto de los Llanos Orientales S.A (ODL S.A.)Oman Chlorine SAOGOman LNG LLCOman Oil Company (OOC)Oman Oil Company Exploration & Production LLC (OOCEP)Oman Tank Terminal Co LLC (OTTCO)Oman-India Fertilizer Company (OMIFCO)OMB Valves SpAOmega Energy ColombiaOMV Petrom S.A.Ondrstroj CompanyONEOK PartnersOneSubseaONGC Videsh Limited (OVL)ONHPOnSpec Engineering SolutionsOOO ArkhangelovskoeOptimal Chemicals Sdn. 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Ltd.Pan Orient EnergyPancontinental Oil & Gas NLPangea Energy Corp.Panoro Energy ASAPanyu Chu Kong Steel Pipe Co., Ltd.Paqell B.V.Paradigm LimitedParadise Oil Company N.V.Parallel PetroleumParamount Resources Ltd.Paravar Engineering Co.Pardaz Networks Co.Pardis PetrochemicalsParex Resources IncParker Hannifin CorporationParnaiba Gas Natural SA (OGX Maranhao)Pars Telecom Systems Group (Pars Saman)Parsons BrinkerhoffParsons CorporationPavilion Energy Pte LtdPAX LLCPCI Consulting GroupPDC EnergyPDV MarinaPDVSA BaripetrolPeace River Group, LLCPechora LNG LLCPEDEXPegasus InternationalPella shipyardPemexPEMEX Exploration and ProductionPemex Gas y Petroquimica BasicaPEMEX PetrochemicalPemex RefiningPenn Virginia CorporationPenn Virginia Resource Partners, L.P.PEPCON SystemsPeppers Cable Glands LimitedPequiven (Petroquimica de Venezuela S.A.)Perar S.p.APergemine S.p.A.Perisson Petroleum CorporationPerupetro S.A.PetascoPeterGaz LLCPetra EnergiaPetrel Resources PLCPetrel Robertson Consulting Ltd.Petrex, Inc.Petrixo Petroleum GroupPetro Caribbean Resources LtdPetro Energy Dorsa (PEDCO)Petro Farayand Energy Engineering Company (PFE)Petro KareemPetro Matad LimitedPetro Middle East (PME)Petro Steel Co. Ltd.Petro Viking Energy IncPetro Vista Energy CorpPetroamazonas EPPetroamerica Oil CorpPetroAsian Energy Holdings LimitedPetroBicentenarioPetrobrasPetrobras DistribuidoraPETROCABIMASPetrochambers LimitedPetrochem Middle EastPetrochemical Conversions Company (PCC)Petrochemical Industries Design and Engineering Co. (PIDEC)PetroChina International Company LimitedPetroChina International Iraq FZEPetrocomercialPetrocon Arabia LimitedPetrodar Operating CompanyPetrodorado Energy LtdPetroecuador EPPetroEnergy Resources CorporationPetro-Explorers Inc.Petrofac EmiratesPetrofac International Ltd.Petrofac LimitedPetrofac Qatar WLLPetroFalcon CorporationPetroFrontier Corporation (PFC)Petrogulf MisrPetrohawk Energy CorporationPetroholland Limited Holding CompanyPetroindependientePetroindustrialPetrojetPetroJuninPetrokav Energy Company Ltd. (PKE)PETROL Instruments S.r.l.Petrol Raccord S.P.A.PetroLatina EnergyPetroleos de Venezuela SA. (PDVSA)Petroleos Del NortePetrolera Entre Lomas S.A.Petrolera Indovenezolana SAPetrolera Monterrico S.A.Petroleum Agency SAPetroleum and Renewable Energy Company LimitedPetroleum Development Oman (PDO)Petroleum Experts (Petex)Petroleum Exploration and Production Authority (PEPA)Petroleum Marine Services Co. (PMS)Petroleum Refining and Strategic Reserve Limited (PRSR)Petrolifera da Guine Bissau (PetroGuin)Petrolog Oil & Gas LtdPetrology LtdPetrolValves S.r.l.PetroMar International, Inc.PetroMaroc Corporation plc. (LongReach Oil & Gas Limited)Petromin PNG Holdings LimitedPETROMOC - Petroleos de Mocambique S.A.R.L.Petromonagas SAPetron Emirates Contracting & Manufacturing CompanyPetronado S.A.PetronasPetronas EgyptPetroneeds Services International Co. (Petroneeds)PetroNovaPetroperuPetroPlus OverseasPetroproduccionPetroQuest Energy, Inc.PetroritupanoPetroSaudi InternationalPetroseismic ServicesPetrosenPetroSeychellesPetrosonic Energy, Inc.Petrosteel Technologies Inc.PetroSucre, S.A.PetroTel Inc.PetroTrans Company LtdPetrotrinPetro-Victory LLCPetrovietnam Exploration and Production Co. (PVEP)PetrowaraoPetrowell ServicesPetrozamora S.A.Petrozumano SAPetzedPexco ExplorationPGS Kazakhstan LLPPharmAust LimitedPhilippine National Oil CompanyPhoenix Park Gas Processors Limited (PPGPL)Phoenix Resources Plc.PhosAgroPiedmont Natural GasPinnacle Oil and Gas LimitedPipeline Engineering & Supply Co, Ltd.Pipeline Technique Ltd (PTL)Pipelines And Products Marketing Company Limited (PPMC)PipeSakPlains All American Pipeline, L.P.Plains Exploration & Production CompanyPlantec s.r.l.Platino EnergyPluspetrol Energy S.A.PM Lucas EnterprisesPMFG Inc.PMP Ltd.PNOC Exploration Corporation (PNOC EC)Polaris International Ltd.Polymer Reactor Technology GmbH (PRT)Pon Power Oil & Gas BVPooya EnergyPoros SASPort Harcourt Refining Company Limited (PHRC)Port of Duqm Company (PDC)Portage Biotech Inc.POSCOPosco Engineering & Construction CompanyPR Marriott Drilling LtdPractical Applications, Inc. (PAI)PraxairPrevail Energy LtdPrimeGen Energy CorporationPrimeline Energy Holdings Inc.Primestar Energy FZEPrimorsk Shipping CorporationPrimrose Consultants International LimitedPritchard Technologies, Inc.Processes Unlimited International, Inc.Prodiaman LdaProdoilProduction Services Network (PSN)Profiles RH LLCProgen Projetos Gerenciamento e EngenhariaProject Management and Development Co. (PMD)Prokop Engineering BrnoPromon EngenhariaProntinal LtdProservPSL Energy Services LimitedPT Energi Mega Persada TbkPT Sargas & VegaPT. Geo Link NusantaraPTT Exploration and Production Public Company LimitedPunj Lloyd LtdPWC LogisticsPyramids Maritime Services CO.Qaiwan GroupQalhat LNG SAOC (QLNG)Qatar Chemical Company (Q-Chem)Qatar Engineering & Construction Company (Qcon)Qatar Fuel Additives Co.Qatar General Electricity & Water Corporation (Kahramaa)Qatar Melamine Company (QMC)Qatar Petroleum InternationalQatofin Company Ltd.QEP Resources, Inc.QGC Pty LimitedQuality International Company. LtdQuantum Gas & Power Services, Ltd.Quantum Petrochemical Company LimitedQueiroz GalvaoQueiroz Galvao Oleo e Gas (QGOG)QUIP S/AQurain Petrochemical Industries CompanyR&M Electrical Group LtdRadio Comms Warehouse (RCW)RAK GAS LLC (Ras Al Khaimah Gas Commission)RAK Petroleum (Ras Al Khaimah)Rally Energy Corp.Ramba Energy LimitedRambollRampart Energy ltdRange Resources CorporationRange Resources LtdRanhillRas Laffan Olefins Company Ltd (RLOC)Ras Laffan Power Company Limited (RLPC)Rashid Petroleum Company - RashpetcoRASMRaven Resources GroupReading and Bates FalconRed Emperor Resources NlRed Rio Petroleum LimitedRed Sea Housing Services CompanyRed Spider TechnologyReef Subsea UK LtdRefinaria de Petroleos de Manguinhos SARefinery Cartagena S.A (Reficar)Refinor S.A.Repsol BrazilRepsol YPFReservoir Exploration Technology (RXT)Resource Ventures Inc.Rex EnergyRex International HoldingRey Resources LimitedRH al-Marri & Sons CompanyRH Energy LtdRH Petrogas Limited (RHP)Rhodia CompanyRift Basin Resources Corp.Rift Energy Corp.Rift PetroleumRISC Operations Pty Ltd (RISC)Risk-Based SolutionsRMSpumptoolsRMT Valvomeccanica s.r.l.Roberts & SchaeferRobertsonROCHRock Oil LLCRock on Mauritania SARLRock Solid ImagesRockhopper Exploration PLCRocksourceRockwool Technical InsulationRodney HuntRolta India LtdRomgazRose & Associates, LLPRosetta ResourcesRosetti Marino SPARosmorportRoss OffshoreRotary Engineering LimitedRotorkRowad International Packaging Co Ltd.Rowan companies,Inc.Roxar ASRoxar Ltd.Roxi Petroleum Kazakhstan LLCRoyal Boskalis Westminster nvRoyal Hashemite CourtRoyal HaskoningRoyal HaskoningDHVRoyalGate Energy LtdRPS Group PlcRUEGER SARunji & PartnersRusPetroRussNeftRWE Dea AGRWE-Dea EgyptS.D.I Automazione IndustrialeS.H. SupplySA Five Engineering (Pty) LtdSACESacOil Holdings LtdSadara Chemical CompanySADR Petroleum & Mining AuthoritySAExploration Holdings, Inc.Safer E&P Operations CompanySaff Rosemond Engineering & Management CompanySafinat GroupSafra Co. Ltd.Safwan Petroleum Technologies Company (Spetco)Sahara Energy Field LimitedSahara Oil & Gas (SOG)Sahara Petrochemical Co.Saibos CMLSaid Oil Services Co.Saipem Canada Inc (Snamprogetti)Saipem S.P.A.Saka Energi IndonesiaSakhtare Farda (SF)Salalah Methanol CompanySalym Petroleum DevelopmentSamsung C&TSamsung Engineering Co. LtdSamsung Heavy IndustriesSamsung TechwinSanchez Energy CorporationSander Geophysics Limited (SGL)Sandvik Materials TechnologySanmar Chain International Pte LtdSanta Barbara Engenharia S.A.Santa Maria PetroleumSAPREFSapuraKencana Petroleum BerhadSarens GroupSarost S.ASasol Chemical Industries LimitedSasol Exploration and Production Nigeria LtdSataremSati International Transport & Travel CompanySaudi Acrylic Acid Company Ltd (SAAC)Saudi Acrylic Monomer Company (SAMCO)Saudi Arabian Chevron IncSaudi Arabian Mining Co (Maaden)Saudi Aramco Lubricating Oil Refining Company - LuberefSaudi Aramco Mobil Refinery Company Ltd. (SAMREF)Saudi Aramco Shell Refinery Co (SASREF)Saudi Aramco Total Refinery and Petrochemical CompanySaudi Basic Industries Corporation - SABICSaudi Binladin GroupSaudi Consulting ServicesSaudi Ethylene & Polyethylene Company (SEPC)Saudi European Petrochemical CoSaudi Indo Petrochemical Co. (SIPCO)Saudi Industrial Development Fund (SIDF)Saudi Industrial Investment Group (SIIG)Saudi International Petrochemical Co (Sipchem)Saudi Kayan Petrochemical CompanySaudi Methanol Company (AR-RAZI)Saudi Petrochemical Development Company (SPDC)Saudi Petroleum International IncSaudi Petroleum Overseas Ltd.Saudi Polymers Company (SPC)Saudi Polyolefins Company (SPC)Saudi Refining, Inc.Saudi Stock Exchange (Tadawul)Saudi Trading & Research Co., Ltd. (STARC)Saudi Yanbu Petrochemical Company (Yanpet)Savannah PetroleumSaxon Services de Panama S.A. Suc. Col.Sazeh Khauar CompanySBM-IMODCOSCAN Geophysical ASAScana Industrier ASASchlumberger - OilphaseSchlumberger Middle East SASchlumberger RussiaScience Application International Corporation (SAIC Energy)Scientific Design Company Inc.Sea Trucks GroupSeaBird Exploration LtdSeadrill LimitedSeadrill Offshore ASSeafront Resources CorporationSED Flow Control GmbHSEEFSenerSenergy Consultants LtdSenex Energy Limited (SXY)Seplat Petroleum Development CompanySepura PlcSequel EnergySercelSerica Energy PlcSerimaxServovalve spaSevan DrillingSeven Energy International LimitedSeven Seas Company L.L.C.Severn Golcon Ltd.SeverstalSevmashSevmorneftegeofizika (SMNG)SGS Gulf LimitedShaanxi Yanchang Petroleum (Group) LimitedShaleem Petroleum CompanyShaMaran Petroleum Corp.Shanghai Chlor-Alkali Chemical Co., Ltd.Shanghai Huayi Group CoShanghai Waigaoqiao Shipbuilding (SWS)SharakahShaw International, LtdShawCor Ltd.Shelf Drilling LtdShelf Oil Pty Ltd.ShellShell Austria AGShell Chemicals Arabia LLCShell Company of the Sudan Limited (Shell Sudan)Shell Development (Australia) Proprietary LimitedShell Egypt N.VShell Exploration and Production ColombiaShell Global SolutionsShell Oil CompanyShell Philippines Exploration B.V. 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(SETAL)Sogenal LimitedSohar Industrial Port Company (SIPC)Sohar International Urea and Chemical Industries (SIUCI)Solar Turbines IncSolo Oil plcSomoil (Sociedade Petrolefira Angolana)SonAir Airline Services, S.A.SonametSonangalpSonangol EPSonangol Natural Gas (Sonagas)Sonangol Pesquisa e Producao, SARL (Sonangol P&P)Sonangol Sinopec International (SSI)Sonangol USA Company (SonUSA)Songa Offshore ASASongas LimitedSONILS - Sonangol Integrated Logistic ServicesSorfert AlgerieSosta GmbHSouth African Institute of Tribology (SAIT)South Atlantic Petroleum Limited (SAPETRO)South Australian Tenders & ContractsSouth Gas Company (SGC)South Hook Gas Company LimitedSouth Refineries Company (SRC)South Rub Al Khali Company Ltd. (SRAK)South Sudan Ministry of Petroleum and MiningSouthern Pacific Resource Corp.SouthWest EnergySouthwestern Energy CompanySovcomflot CompanySP VIS-MOS LLCSpecial Technical Services LLCSpecialist Services GroupSpecialty PlasticsSpectra Energy CorpSpectrum ASASPEED Development ConsultantsSpeedy Hire PlcSpetsgazavtotransSphere PetroleumSPIC Fertilizers and Chemicals FZESprint Energy LimitedSproule Associates Limited (Sproule International Limited)SPX CorporationStaatsolieStaff ConsultingStamicarbon B.V.STAPEM OffshoreStar Energy ResourcesStar Petro EnergyStarc LimitedStarfishStarstroi CompanyStatcom Ltd.State Company for Oil Projects (SCOP)State Oil Company of Azerbaijan Republic (SOCAR)Statesman Resources Ltd.StatoilStaur Holding (Pareto Staur)Stellar Energy Advisors LimitedStena SonangolSterling Global Oil Resources Ltd.Stetson Oil & Gas LtdSTFA Marine Construction CompanyStone and Webster LtdStone EnergyStork Engineers & Contractors BVStrata-X EnergyStrategic Oil & Gas LtdStrike Energy LimitedStroygazmontazhStroynovatsiyaSTX Norway Offshore ASSuelopetrol E&P (SEPCA)Suez Marine InternationalSuez Oil Co. 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(Turkey)Transeuro EnergyTransnational Corporation (Transcorp)TranspetroTransportadora Brasileira Gasoduto Bolivia-Brazil S.A. 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COMPONENTI SRLG2 Misuratori S.r.lG3 Oleo e GasG4S Risk ManagementGabon Oil CompanyGabr Industrial ServicesGac MarineGachot - Keystone ( TYCO )Gachsaran Petrochemical Co.Gala Industries, Inc.Galassi & Ortolani SpAGali France S.A.Gallagher InternationalGalvanic Applied Sciences Inc.Gamma InternationalGamma Technical ServicesGangdu Steel Pipe Co. 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KGGerman Gulf Enterprises LtdGerman-Arab Chamber of Industry and CommerceGermann Instruments A/SGero Hochtemperaturofen GmbHGesa Termometros, S.L.Gestra AGGetty Oil CoGeyad for Commerce & Import Co LtdGfG AGGH ValveGhabour BrothersGhadir Petrochemical CompanyGhannam Trasing EstGharabally LtdGhareb Oil ServicesGharib Oil Fields CompanyGharib Oil ServicesGhazal Ent For Comm Rep & MarketingGhazali Trading & ContractingGhazwa Maintenance CoGhibson Italia s.r.l.Giacomo CimberioGibca Petroleum ServicesGibson Applied Technology & Engineering, LLC.Gidromash Concern Int. 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