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Company List

  • ABB (INDIA) LTD
  • ABB LTD
  • ABBOT GROUP LIMITED
  • ABU DHABI NATIONAL ENERGY COMPANY PJSC (TAQA)
  • ABU DHABI NATIONAL OIL COMPANY
  • ADAMS RESOURCES & ENERGY INC
  • ADDAX PETROLEUM INC
  • AEGEAN MARINE PETROLEUM NETWORK INC
  • AERA ENERGY LLC
  • AES CORPORATION (THE)
  • AGL RESOURCES INC
  • ALABAMA POWER COMPANY
  • ALLIANCE RESOURCE PARTNERS LP
  • ALLIANT ENERGY CORP
  • ALON USA ENERGY INC
  • ALPHA NATURAL RESOURCES INC
  • ALSTOM SA
  • AMEREN CORP
  • AMEREN ILLINOIS COMPANY
  • AMERESCO INC
  • AMERICAN ELECTRIC POWER COMPANY INC (AEP)
  • AMERIGAS PARTNERS LP
  • ANADARKO PETROLEUM CORPORATION
  • ANGLO AMERICAN PLC
  • AP MOLLER-MAERSK A/S
  • APACHE CORP
  • APCO OIL AND GAS INTERNATIONAL INC
  • APEX OIL COMPANY INC
  • ARABIAN AMERICAN DEVELOPMENT CO
  • ARCH COAL INC
  • ARCTIC SLOPE REGIONAL CORP
  • AREVA GROUP
  • ARIZONA PUBLIC SERVICE COMPANY
  • ATCO LTD
  • ATLANTIC CITY ELECTRIC COMPANY
  • ATMOS ENERGY CORPORATION
  • ATOMIC ENERGY OF CANADA LTD
  • ATWOOD OCEANICS INC
  • AVISTA CORPORATION
  • BAKER HUGHES INC
  • BALTIMORE GAS AND ELECTRIC COMPANY
  • BANGCHAK PETROLEUM PCL (THE)
  • BANGOR HYDRO-ELECTRIC COMPANY
  • BARNWELL INDUSTRIES INC
  • BASF SE
  • BASIC ENERGY SERVICES INC
  • BECHTEL GROUP INC
  • BERRY PETROLEUM CO
  • BG GROUP PLC
  • BHARAT PETROLEUM CORPORATION LTD
  • BHP BILLITON
  • BHP BILLITON LTD
  • BLACK & VEATCH HOLDING COMPANY
  • BLACK HILLS CORP
  • BLUE RHINO LLC
  • BOLT TECHNOLOGY CORP
  • BOOTS & COOTS INC
  • BP PLC
  • BRASKEM SA
  • BREITBURN ENERGY PARTNERS LP
  • BRISTOW GROUP (THE)
  • BRITISH COLUMBIA HYDRO AND POWER AUTHORITY
  • BRITISH ENERGY GROUP PLC
  • BSST LLC
  • BW GAS LIMITED
  • C&J ENERGY SERVICES INC
  • CABOT OIL & GAS CORP
  • CALLON PETROLEUM COMPANY
  • CALPINE CORPORATION
  • CALTEX AUSTRALIA LIMITED
  • CAMAC INTERNATIONAL CORP
  • CAMECO CORPORATION
  • CAMERON INTERNATIONAL CORPORATION
  • CANADIAN NATURAL RESOURCES LTD
  • CANADIAN OIL SANDS LTD
  • CARBO CERAMICS INC
  • CARRIZO OIL & GAS INC
  • CE FRANKLIN LTD
  • CENTER OIL COMPANY
  • CENTERPOINT ENERGY INC
  • CENTRAIS ELETRICAS BRASILEIRAS SA (ELECTROBRAS)
  • CENTRICA PLC
  • CEYLON PETROLEUM CORP (CPC)
  • CEZ AS
  • CGGVERITAS
  • CH ENERGY GROUP INC
  • CHC HELICOPTER CORP
  • CHENIERE ENERGY INC
  • CHESAPEAKE ENERGY CORP
  • CHESAPEAKE MIDSTREAM PARTNERS LP
  • CHEUNG KONG INFRASTRUCTURE HOLDINGS LTD
  • CHEVRON CORPORATION
  • CHICAGO BRIDGE & IRON COMPANY NV
  • CHINA NATIONAL PETROLEUM CORP (CNPC)
  • CHINA OILFIELD SERVICES LIMITED
  • CHINA PETROLEUM & CHEMICAL CORPORATION (SINOPEC)
  • CHINA SHENHUA ENERGY COMPANY LIMITED
  • CHUBU ELECTRIC POWER CO INC
  • CIMAREX ENERGY CO
  • CITGO PETROLEUM CORPORATION
  • CLAYTON WILLIAMS ENERGY INC
  • CLOUD PEAK ENERGY INC
  • CLP HOLDINGS LIMITED
  • CMS ENERGY CORPORATION
  • CNOOC LIMITED
  • CNX GAS CORPORATION
  • COGENTRIX ENERGY LLC
  • COLONIAL GROUP INC
  • COMMONWEALTH EDISON COMPANY
  • COMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO
  • COMPANHIA DE TRANSMISSAO DE ENERGIA ELETRICA PAULISTA (CTEEP)
  • COMPANHIA PARANAENSE DE ENERGIA - COPEL
  • COMPANIA ESPANOLA DE PETROLEOS SA (CEPSA)
  • COMPLETE PRODUCTION SERVICES INC
  • CONOCOPHILLIPS COMPANY
  • CONSOL ENERGY INC
  • CONSOLIDATED EDISON INC
  • CONSTELLATION ENERGY GROUP
  • CONSUMERS ENERGY COMPANY
  • CONTINENTAL RESOURCES INC
  • COOPER INDUSTRIES PLC
  • COSMO OIL CO LTD
  • CPFL ENERGIA SA
  • CROSSTEX ENERGY LP
  • CROWN CENTRAL PETROLEUM LLC
  • DAKOTA GASIFICATION COMPANY
  • DAWSON GEOPHYSICAL COMPANY
  • DCP MIDSTREAM LLC
  • DELMARVA POWER AND LIGHT COMPANY
  • DENBURY RESOURCES INC
  • DETROIT EDISON COMPANY (THE)
  • DEVON ENERGY CORPORATION
  • DIAMOND OFFSHORE DRILLING INC
  • DIRECT ENERGY
  • DOMINION RESOURCES INC
  • DORCHESTER MINERALS LP
  • DOW CHEMICAL COMPANY (THE)
  • DPL INC
  • DRIL-QUIP INC
  • DRUMMOND COMPANY INC
  • DTE ENERGY COMPANY
  • DUKE ENERGY CORP
  • DYNEGY INC
  • E.ON AG
  • E.ON UK PLC
  • ECOPETROL SA
  • EDISON INTERNATIONAL
  • EDISON MISSION GROUP
  • EDP - ENERGIAS DE PORTUGAL SA
  • EL PASO CORP
  • ELECTRABEL SA
  • ELECTRICITE DE FRANCE SA (EDF)
  • ELECTRICITY GENERATING AUTHORITY OF THAILAND
  • ELETROBRAS PARTICIPACOES SA
  • ELETROPAULO METROPOLITANA ELECTRICIDADE DE SAO PAULO SA
  • ELSTER GROUP SE
  • EMERA INC
  • ENBRIDGE ENERGY PARTNERS LP
  • ENBRIDGE INC
  • ENCANA CORP
  • ENDESA SA
  • ENEL SPA
  • ENERCON GMBH
  • ENERGY FUTUREHOLDINGS CORP
  • ENERGY PARTNERS LTD
  • ENERGY TRANSFER PARTNERS LP
  • ENGLOBAL CORP
  • ENI SPA
  • ENOGEX LLC
  • ENSCO PLC
  • ENSIGN ENERGY SERVICES INC
  • ENTERGY CORP
  • ENTERPRISE PRODUCTS PARTNERS LP
  • EOG RESOURCES INC
  • EPCOR UTILITIES INC
  • EQT CORPORATION
  • ERGON INC
  • ESSAR GROUP LTD
  • EVONIK INDUSTRIES AG
  • EXCO RESOURCES INC
  • EXELON CORPORATION
  • EXTERRAN HOLDINGS INC
  • EXXON MOBIL CORPORATION (EXXONMOBIL)
  • FERRELLGAS PARTNERS LP
  • FIRSTENERGY CORP
  • FLINT ENERGY SERVICES LTD
  • FLUOR CORP
  • FOREST OIL CORPORATION
  • FORMOSA PETROCHEMICAL CORP (FPCC)
  • FORTUM COMPANY
  • FOSTER WHEELER AG
  • FRONTIER OIL CORPORATION
  • FRONTLINE LTD
  • FUEL TECH INC
  • FUGRO NV
  • FURMANITE CORP
  • GAIL (INDIA) LIMITED
  • GALP ENERGIA SGPS SA
  • GAS NATURAL FENOSA
  • GAZ METRO
  • GDF SUEZ SA
  • GE ENERGY INFRASTRUCTURE
  • GENESIS ENERGY LP
  • GENON ENERGY INC
  • GEOKINETICS INC
  • GEORGIA POWER COMPANY
  • GETTY PETROLEUM MARKETING
  • GLOBAL INDUSTRIES LTD
  • GLOBAL PARTNERS LP
  • GLOW ENERGY PCL
  • GOODRICH PETROLEUM CORP
  • GREAT LAKES GAS TRANSMISSION COMPANY
  • GREAT PLAINS ENERGY INC
  • GRUPO EBX
  • GS CALTEX CORP
  • GS HOLDINGS CORP
  • GULF OIL LIMITED PARTNERSHIP
  • GULFMARK OFFSHORE INC
  • HALLIBURTON COMPANY
  • HARVEST NATURAL RESOURCES INC
  • HAWAIIAN ELECTRIC INDUSTRIES INC
  • HEADWATERS INC
  • HELIX ENERGY SOLUTIONS GROUP INC
  • HELLENIC PETROLEUM SA
  • HELMERICH & PAYNE INC
  • HERCULES OFFSHORE INC
  • HESS CORPORATION
  • HINDUSTAN PETROLEUM CORPORATION LTD
  • HOLLYFRONTIER CORPORATION
  • HONG KONG AND CHINA GAS CO LTD (THE)
  • HUNT CONSOLIDATED INC
  • HUNTING PLC
  • HUSKY ENERGY INC
  • HYDRO ONE INC
  • HYDRO-QUEBEC
  • IBERDROLA SA
  • IDEMITSU KOSAN CO LTD
  • IMPERIAL OIL LIMITED
  • INDIAN OIL CORP LTD
  • INERGY LP
  • INPEX CORPORATION
  • INTEGRYS ENERGY GROUP INC
  • ITC HOLDINGS CORP
  • ITRON INC
  • JOHN WOOD GROUP PLC
  • JOY GLOBAL INC
  • JSC GAZPROM NEFT
  • JX HOLDINGS INC
  • JX NIPPON MINING & METALS CORPORATION
  • KANSAI ELECTRIC POWER COMPANY INC
  • KBR INC
  • KEY ENERGY SERVICES INC
  • KINDER MORGAN ENERGY PARTNERS LP
  • KINDER MORGAN INC
  • KOCH INDUSTRIES INC
  • KOCHI REFINING LTD
  • KOREA ELECTRIC POWER CORPORATION
  • KOREA GAS CORPORATION
  • KUWAIT PETROLEUM CORPORATION
  • LACLEDE GROUP INC (THE)
  • LACLEDE GROUP INC (THE)
  • LAYNE CHRISTENSEN COMPANY
  • LG&E AND KU ENERGY
  • LIGHT SA
  • LINKEDIN CORP
  • LOEWS CORPORATION
  • LOUIS DREYFUS SAS
  • LS POWER ASSOCIATES LP
  • LUFKIN INDUSTRIES INC
  • LYONDELLBASELL INDUSTRIES
  • MAGELLAN MIDSTREAM PARTNERS LP
  • MANITOBA HYDRO-ELECTRIC
  • MARATHON OIL CORP
  • MARATHON PETROLEUM CORPORATION
  • MATRIX SERVICE COMPANY
  • MCDERMOTT INTERNATIONAL INC
  • MCMORAN EXPLORATION CO
  • MDU RESOURCES GROUP INC
  • MESA ENERGY HOLDINGS INC
  • METROGAS SA
  • MICHIGAN CONSOLIDATED GAS COMPANY
  • MIDAMERICAN ENERGY HOLDINGS CO
  • MITSUBISHI CHEMICAL HOLDINGS CORPORATION
  • MITSUBISHI CORP
  • MITSUI OIL EXPLORATION CO LTD (MOECO)
  • MITSUI OSK LINES LTD
  • MOTIVA ENTERPRISES LLC
  • MURPHY OIL CORPORATION
  • NABORS INDUSTRIES LTD
  • NATIONAL FUEL GAS CO
  • NATIONAL GRID PLC
  • NATIONAL GRID USA
  • NATIONAL OILWELL VARCO INC
  • NATIONAL THERMAL POWER CORP LTD
  • NEDERLANDSE GASUNIE NV
  • NEW JERSEY RESOURCES CORPORATION
  • NEW YORK STATE ELECTRIC & GAS CORP
  • NEWFIELD EXPLORATION CO
  • NEWPARK RESOURCES INC
  • NEXEN INC
  • NEXTERA ENERGY INC
  • NIAGARA MOHAWK POWER CORPORATION
  • NICOR INC
  • NIGERIAN NATIONAL PETROLEUM CORPORATION
  • NISOURCE INC
  • NOBLE CORPORATION
  • NOBLE ENERGY INC
  • NORTHEAST UTILITIES
  • NORTHERN INDIANA PUBLIC SERVICE COMPANY
  • NORTHWESTERN CORPORATION
  • NRG ENERGY INC
  • NSTAR
  • NUSTAR ENERGY LP
  • NV ENERGY INC
  • OAO GAZPROM
  • OAO LUKOIL
  • OAO NOVATEK
  • OAO ROSNEFT
  • OAO TATNEFT
  • OCCIDENTAL PETROLEUM CORP
  • OCEANEERING INTERNATIONAL INC
  • OGE ENERGY CORP
  • OGX PETROLEO E GAS PARTICIPACOES SA
  • OIL & NATURAL GAS CORP LTD
  • OIL SEARCH LTD
  • OIL STATES INTERNATIONAL INC
  • OMV AG
  • ONCOR ELECTRIC DELIVERY COMPANY
  • ONEOK INC
  • ONEOK PARTNERS LP
  • ONTARIO POWER GENERATION INC
  • OSAKA GAS CO LTD
  • OXBOW CORPORATION
  • PAA NATURAL GAS STORAGE LP
  • PACIFICORP
  • PAKISTAN STATE OIL CO LTD
  • PARKER DRILLING COMPANY
  • PATTERSON-UTI ENERGY INC
  • PEABODY ENERGY CORP
  • PENN VIRGINIA CORP
  • PENN WEST PETROLEUM LTD
  • PEPCO HOLDINGS INC
  • PETROBRAS ARGENTINA SA
  • PETROBRAS DISTRIBUIDORA SA
  • PETROCHINA COMPANY
  • PETROLEO BRASILEIRO SA (PETROBRAS)
  • PETROLEOS DE VENEZUELA SA (PDVSA)
  • PETROLEOS MEXICANOS (PEMEX)
  • PETROLEUM DEVELOPMENT CORPORATION
  • PETROLEUM GEO SERVICES ASA
  • PETRON CORP
  • PETRONAS (PETROLIAM NASIONAL BERHAD)
  • PETROQUEST ENERGY INC
  • PG&E CORPORATION
  • PHI INC
  • PIEDMONT NATURAL GAS COMPANY INC
  • PINNACLE WEST CAPITAL CORPORATION
  • PIONEER NATURAL RESOURCES COMPANY
  • PLAINS ALL AMERICAN PIPELINE
  • PLAINS EXPLORATION AND PRODUCTION COMPANY
  • PNM RESOURCES INC
  • POLSKI KONCERN NAFTOWY ORLEN SA (PKN ORLEN GROUP)
  • PORTLAND GENERAL ELECTRIC COMPANY
  • POWER ASSETS HOLDINGS LTD
  • POWER FINANCE CORPORATION LIMITED
  • POWER GRID CORPORATION OF INDIA LTD
  • POWERSECURE INTERNATIONAL INC
  • PPL CORPORATION
  • PRECISION DRILLING CORPORATION
  • PREMIER OIL PLC
  • PRIMEENERGY CORPORATION
  • PROGRESS ENERGY INC
  • PT PERTAMINA (PERSERO)
  • PTT AROMATICS AND REFINING PCL
  • PTT EXPLORATION AND PRODUCTION PCL
  • PTT PCL
  • PUBLIC POWER CORPORATION SA
  • PUBLIC SERVICE ENTERPRISE GROUP (PSEG)
  • PUERTO RICO ELECTRIC POWER AUTHORITY
  • PUGET ENERGY INC
  • QATAR PETROLEUM
  • QUESTAR CORPORATION
  • QUICKSILVER RESOURCES INC
  • RAG AKTIENGESELLSCHAFT COMPANY
  • RANGE RESOURCES CORP
  • RATCHABURI ELECTRICITY GENERATING HOLDING PCL
  • RED APPLE GROUP INC
  • RELIANCE INDUSTRIES LTD (RELIANCE GROUP)
  • RELIANCE INFRASTRUCTURE LTD
  • RELIANCE POWER LIMITED
  • REPSOL YPF SA
  • RHINO RESOURCE PARTNERS LP
  • RIO TINTO GROUP
  • ROCHESTER GAS AND ELECTRIC CORP
  • ROWAN COMPANIES INC
  • ROYAL DUTCH SHELL PLC
  • ROYAL VOPAK NV
  • RPC INC
  • RUSSNEFT NK OAO
  • RWE AG
  • RWE NPOWER
  • SAIPEM SPA
  • SAN DIEGO GAS & ELECTRIC COMPANY
  • SANDRIDGE ENERGY INC
  • SANTOS LTD
  • SAUDI ARAMCO (SAUDI ARABIAN OIL CO)
  • SCANA CORPORATION
  • SCHLUMBERGER LIMITED
  • SCHNEIDER ELECTRIC SA
  • SCOTTISH AND SOUTHERN ENERGY PLC
  • SCOTTISHPOWER UK PLC
  • SEACOR HOLDINGS INC
  • SEADRILL LIMITED
  • SEITEL INC
  • SEMBCORP INDUSTRIES LTD
  • SEMPRA ENERGY
  • SHAW GROUP INC (THE)
  • SHELL CANADA LIMITED
  • SHELL OIL CO
  • SHIKOKU ELECTRIC POWER COMPANY INC
  • SHOWA SHELL SEKIYU KK
  • SHV HOLDINGS NV
  • SIEMENS AG
  • SIEMENS METERING SERVICES LTD
  • SILVER SPRING NETWORKS
  • SINCLAIR OIL CORP
  • SINOPEC SHANGHAI PETROCHEMICAL
  • SK HOLDINGS CO LTD
  • SM ENERGY COMPANY
  • SMF ENERGY CORPORATION
  • SNAM RETE GAS SPA
  • S-OIL CORPORATION
  • SONATRACH
  • SOUTHERN CALIFORNIA EDISON COMPANY
  • SOUTHERN CALIFORNIA GAS COMPANY
  • SOUTHERN COMPANY (THE)
  • SOUTHERN UNION COMPANY
  • SOUTHWEST GAS CORP
  • SOUTHWESTERN ENERGY CO
  • SPECTRA ENERGY CORP
  • STATOIL ASA
  • STONE ENERGY CORPORATION
  • SUBSEA 7 SA
  • SUNCOR ENERGY INC
  • SUNOCO INC
  • SUNOCO LOGISTICS PARTNERS LP
  • SUPERIOR ENERGY SERVICES INC
  • SURGUTNEFTEGAS (OJSC)
  • SUSSER HOLDINGS CORPORATION
  • SWIFT ENERGY CO
  • SYNCRUDE CANADA LTD
  • TALISMAN ENERGY INC
  • TAMPA ELECTRIC COMPANY
  • TARGA RESOURCES PARTNERS LP
  • TATA POWER
  • TEAM INC
  • TECHNIP
  • TECO ENERGY INC
  • TENAGA NASIONAL BERHAD (TNB)
  • TENARIS SA
  • TENASKA INC
  • TENNESSEE VALLEY AUTHORITY (TVA)
  • TESCO CORPORATION
  • TESORO CORP
  • TETRA TECHNOLOGIES INC
  • TEXAS GAS TRANSMISSION LLC
  • THAI OIL PCL
  • TIDEWATER INC
  • TNK-BP
  • TOHOKU ELECTRIC POWER CO INC
  • TOKYO ELECTRIC POWER COMPANY INC (THE, TEPCO)
  • TOKYO GAS CO LTD
  • TONENGENERAL SEKIYU KK
  • TOTAL SA
  • TOTAL UK LIMITED
  • TRACTEBEL ENERGIA SA
  • TRANSALTA CORP
  • TRANSAMMONIA INC
  • TRANSCANADA CORP
  • TRANSMONTAIGNE INC
  • TRANSOCEAN LTD
  • TRANSPORTADORA DE GAS DEL SUR SA
  • TRIANGLE PETROLEUM CORP
  • TRUMAN ARNOLD COMPANIES
  • TSAKOS ENERGY NAVIGATION LTD
  • UGI CORP
  • UIL HOLDINGS CORPORATION
  • UK COAL PLC
  • ULTRA PETROLEUM CORP
  • ULTRAPAR PARTICIPACOES SA
  • UNISOURCE ENERGY CORPORATION
  • UNISTAR NUCLEAR ENERGY LLC
  • UNIT CORP
  • UNITED REFINING COMPANY
  • UNITED UTILITIES GROUP PLC
  • US VENTURE INC
  • USEC INC
  • VAALCO ENERGY INC
  • VALERO ENERGY CORP
  • VATTENFALL AB
  • VECTREN CORPORATION
  • VIRGINIA ELECTRIC AND POWER COMPANY
  • W&T OFFSHORE INC
  • WEATHERFORD INTERNATIONAL LTD
  • WESTAR ENERGY
  • WESTERNGECO
  • WESTINGHOUSE ELECTRIC COMPANY LLC
  • WESTMORELAND COAL CO
  • WGL HOLDINGS INC
  • WILLBROS GROUP INC
  • WILLIAMS COMPANIES INC (THE)
  • WINTERSHALL AG
  • WISCONSIN ENERGY CORP
  • WOODSIDE PETROLEUM LTD
  • WORLD FUEL SERVICES CORP
  • XCEL ENERGY INC
  • XSTRATA PLC
  • XTO ENERGY INC
  • YANZHOU COAL MINING CO LTD
  • YPF SA
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