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Allegheny Energy Supply Company, LLC
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Ameren Energy
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American Electric Power Service Corporation, as agent for the Operating Companies of American Electric Power Company, Inc. consisting of Appalachian Power Company, Central Power & Light Company, Columbus Southern Power Company, Indiana Michigan Power Company, Kentucky Power Company, Ohio Power Company, Public Service Company of Oklahoma, Southwestern Electric Power Company and West Texas Utilities Company.
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Aquila Merchant Services, Inc.
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Carolina Power & Light Company
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Cinergy Services, Inc. on behalf of the Cinergy Operating Companies
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Constellation Power Source, Inc.
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Coral Power, L.L.C.
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The Detroit Edison Company
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DTE Energy Trading
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Duke Energy Trading and Marketing, L.L.C.
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Dynegy Power Marketing, Inc.
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Edison Mission Marketing and Trading
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El Paso Merchant Energy, L.P.
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EnergyUSA-TPC Corp.
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Engage Energy America LLC
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Entergy-Koch Trading, LP
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Exelon Generation Company, LLC
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Florida Power Corporation
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H.Q. Energy Services (U.S.) Inc.
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MidAmerican Energy Company
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MIECO, Inc.
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Mirant Americas Energy Marketing, LP
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Morgan Stanley Capital Group Inc.
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Northern Indiana Public Service Company
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Progress Ventures, Inc.
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Reliant Energy Services, Inc.
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Sempra Energy Trading Corp.
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Tenaska Power Services Co.
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Tractebel Energy Marketing, Inc.
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TransAlta Energy Marketing U.S. Inc
