• Big Brown Power Co LLC
• Big Brown Lignite Co LLC
• Big Brown 3 Power Co LLC
• Wichita/Victory Ave., LLC
• Valley Power Co LLC
• Valley NG Power Co LLC
• 4Change Energy Co
• 4Change Energy Holdings LLC
• TXU SEM Co
• TXU Retail Services Co
• TXU Energy Solutions Co LLC
• TXU Energy Retail Management Co LLC
• TXU Energy Retail Co LLC
• TXU Chilled Water Solutions Co
• Tradinghouse Power Co LLC
• Tradinghouse 3 & 4 Power Co LLC
• Sandow Power Co LLC
• Oak Grove Power Co LLC
• Oak Grove Mining Co LLC
• Oak Grove Management Co LLC
• NCA Resources Development Co LLC
• Morgan Creek 7 Power Co LLC
• Monticello 4 Power Co LLC
• Martin Lake 4 Power Co LLC
• Luminant Renewables Co LLC
• Luminant Power Services Co
• Luminant Mining Services Co
• Luminant Mining Co LLC
• Luminant Mineral Development Co LLC
• Luminant Holding Co LLC
• Luminant Generation Co LLC
• Luminant ET Services Co LLC
• Luminant Energy Trading California Co
• Luminant Energy Services Co
• Luminant Energy Co LLC
• Luminant Big Brown Mining Co LLC
• Lake Creek 3 Power Co LLC
• Generation SVC Co
• TCEH Finance, Inc.
• Conservative Broadcast Media & Journalism Inc
• Langford Wind Power, LLC
• NRG Cedar Bayou Development Company, LLC
• NRG Construction, LLC
• NRG Texas C&I Supply LLC
• NRG Texas Holding Inc.
• NRG Texas Power, LLC
• Reliant Energy Texas Retail LLC
• Otter Tail Corporation
• Pampa Energia S.A.
• FirstEnergy Nuclear Generation Corp.

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