Related by context. Frequent words. (Click for all words.) 57 AEP 53 Xcel Energy 53 Northeast Utilities 52 DTE Energy 51 Westar Energy 51 ALLETE 51 Quanta Services 50 American Superconductor 50 Alliant Energy 49 NorthWestern 49 FirstEnergy Corp. 49 PPL Electric Utilities 48 NSTAR 48 Allegheny Energy 47 Oncor 47 voltage transmission 47 FirstEnergy 47 Associated Banc 47 Avista Corp. 47 Vectren 47 CenterPoint 47 DTE 46 Ameren 46 Spartan Stores 46 Comverge 46 FuelCell Energy 46 Developers Diversified Realty 46 NextEra Energy 46 PNM Resources 46 MDU Resources Group 46 Invenergy 46 ComEd 46 enXco 45 NPPD 45 Entergy 45 Electric Power 45 Calpine 45 CenterPoint Energy 45 Energy Conversion Devices 44 Cinergy Corp. 44 Westar 44 ONEOK 44 Otter Tail Power 44 MDU Resources 44 Windstream 44 FPL 44 Xcel 43 Consolidated Edison 43 Spectra Energy 43 Cinergy 43 DPL 43 Huntington Bancshares 43 NRG Energy 43 Pepco Holdings Inc. 43 MidAmerican Energy 43 Aquila 43 Calpine Corporation 43 NorthWestern Energy 43 Iberdrola Renewables 43 Enbridge 43 NiSource 43 Clearwater Paper 42 Constellation Energy 42 Exelon 42 TCF Financial 42 Crown Castle 42 Mack Cali Realty 42 Regency Centers 42 TransAlta 42 Integrys Energy Group 42 FPL Group 42 Magnetek 42 Nicor 42 NextEra Energy Resources 42 SunPower 42 MidAmerican Energy Holdings 42 Plug Power 42 Stifel Financial 41 Akeena Solar 41 Brookfield Asset Management 41 ONEOK Partners 41 FirstMerit 41 Power Grid 41 AMETEK 41 SunPower Corp. 41 CVPS 41 EFH 41 Ultra Petroleum 41 SWEPCO 41 Cleco 41 MidAmerican 41 Avista 41 Atmos Energy 41 EPCOR 41 BorgWarner 41 AO Smith 41 Energies 41 Mirant 41 Assured Guaranty 40 NIPSCO 40 AmerenUE