Other competitors in the utilities sector include: American Electric (AEP), Southern Company (SO), and Constellation Energy (CEG).

FORBES: Earnings Preview: PPL

Other competitors in the utilities sector include: Entergy (ETR), El Paso Electric Company (EE), and Constellation Energy (CEG).

FORBES: Earnings Preview: Exelon

Constellation Energy ( CEG) has been under a cloud for some time because of the controversy over its merger with Exelon.

FORBES: The Strongest Sector Can Still Go Higher

Comcast also announced the creation of Comcast Entertainment Group (CEG), which will house Comcast's interest in the joint venture and will stand alongside Comcast Cable, which operates the company's traditional cable business.

ENGADGET: Comcast takes control of NBC, promises not to crush Hulu

Companies the FERC accuses of gaming include Sempra Energy (nyse: SRE - news - people ), Canadian provincial utility BC Hydro, Avista (nyse: AVA - news - people ), American Electric Power (nyse: AEP - news - people ), Duke Energy (nyse: DUK - news - people ), Mirant (nyse: MIR - news - people ), Dynegy (nyse: DYN - news - people ), Calpine (nyse: CPN - news - people ), Reliant, Williams Cos. (nyse: WMB - news - people ) and Constellation Energy Group (nyse: CEG - news - people ).

FORBES: In California Energy Crisis, Some Dogs Still Bark