Entergy Corporation is an integrated energy company engaged primarily in electric power production and retail distribution operations. Entergy owns and operates power plants with approximately 30,000 megawatts of electric generating capacity, and it is the second-largest nuclear power... more

Duke Energy Corporation (Duke Energy) is an energy company located in the Americas that provides its services through four business units. The Company’s business units are U.S. Franchised Electric and Gas, Commercial Power, International Energy and Duke Energy’s 50% interest in the... more

Xcel Energy Inc. (Xcel) is a holding company, with subsidiaries engaged in the utility business. During the year ended December 31, 2007, Xcel Energy's operations included the activity of four wholly owned utility subsidiaries that serve electric and natural gas customers in eight states.... more

American Electric Power Company, Inc. (AEP) is a public utility holding engaged in the generation, transmission and distribution of electric power to retail customers, and supplying and marketing of electric power at wholesale to other electric utility companies, municipalities and other... more

Based in Kansas City, Mo., Aquila operates electricity and natural gas distribution utilities serving 1.3 million customers in seven U.S. states. The company also owns and operates power generation assets.

Exelon Corporation (Exelon) is a utility services holding company. It operates through its principal subsidiaries Exelon Generation Company, LLC (Generation), Commonwealth Edison Company (ComEd) and PECO Energy Company (PECO). Generation’s business consists of its owned and contracted... more

National Grid is an international energy delivery company. In the U.S., National Grid delivers electricity to approximately 3.3 million customers in Massachusetts, New Hampshire, New York and Rhode Island, and manages the electricity network on Long Island under an agreement with the Long... more

The Southern Company (Southern Company) owns all of the outstanding common stock of Alabama Power, Georgia Power, Gulf Power, and Mississippi Power, each of which is an operating public utility company. The traditional operating companies supply electric service in the states of Alabama,... more

The AES Corporation (AES) is a global power company. It owns a portfolio of electricity generation and distribution businesses on five continents and in 28 countries. During the year ended December 31, 2007, the Company had a generation capacity totaling approximately 43,000 Megawatts.... more

With 31 million customers in France and sales revenue of over 34 billion Euros (including 23% outside France) for a power output of nearly 470 billion kWh and investments abroad, the EDF Group (Electricité de France) is one of the world's leading energy groups.

EPCOR Power L.P. (the Partnership) is a limited partnership. The Partnership has an ownership interest in a portfolio of 20 power generation assets in Canada and the United States. These facilities generate electricity which is sold under long-term contracts. The Partnership’s power... more

in California in 1905, is one of the largest combination natural gas and electric utilities in the United States.

Mirant is a competitive energy company that produces and sells electricity in the United States, the Caribbean, and the Philippines. Mirant owns or leases approximately 13,900 megawatts of electric generating capacity globally. The company operates an asset management and energy marketing... more

Based in Cincinnati, Ohio, Cinergy Corp. (NYSE:CIN) is one of the nation's leading diversified energy companies. Cinergy has a focused strategy intent on growing its energy merchant business. The company owns, operates or has under development over 21,000 megawatts of generation. Cinergy... more

Sempra Energy (Sempra) is an energy services holding company that, through its subsidiaries, develops energy infrastructure, operate utilities, and provide related products and services. The Company has five separately managed segments comprising Southern California Gas Company... more

Great River Energy, headquartered in Elk River, Minn., is the second largest electric utility in state, based on generating capacity, and the fifth largest generation and transmission (G&T) cooperative in the U.S. in terms of assets. Here are directions to our Elk River headquarters.... more

RWE is one of the leading international utility companies. The company provides customers with electricity, gas and water as well as services related to these products. The company's core markets are Germany, the UK and Continental Europe. Major companies and millions of households... more

Dominion Resources, Inc. (Dominion) is a producer and transporter of energy. The Company’s portfolio of assets includes approximately 26,500 megawatts of generation, 6,000 miles of electric transmission lines, 55,000 miles of electric distribution lines in Virginia and North Carolina,... more

Endesa SA is a Spain-based holding company. It is primarily involved in the electricity generation and distribution, gas supply and renewable energy production. Additionally, the Company is active in other business areas, mainly real estate operations, telecommunications and power line... more

Florida Power & Light Company (FPL) is a rate-regulated utility company engaged primarily in the generation, transmission, distribution and sale of electric energy. The Company is a wholly owned subsidiary of FPL Group, Inc. FPL supplies electric service to a population of more than 8.7... more

An Edison International company, Southern California Edison is the nation's largest electric utility in California, serving a population of more than 13 million via 4.8 million customer accounts in a 50,000-square-mile service area within Central, Coastal and Southern California. The... more

DTE Energy Company is an energy company. The Company’s utility operations consist primarily of The Detroit Edison Company (Detroit Edison), which is a direct wholly owned subsidiary of DTE Energy Company and Michigan Consolidated Gas Company (MichCon), which is an indirect wholly owned... more

Washington state's oldest and largest energy utility, with a 6,000-square-mile service territory stretching across 11 counties, Puget Sound Energy (PSE) serves more than 1 million electric customers and 737,000 natural gas customers. PSE meets the energy needs of its growing customer base... more

Powergen is an anglo-american integrated energy company. In the it UK Powergen is a leading UK supplier of electricity, gas and telephone services to domestic and small business customers. With 3.2 million customer accounts it is the fastest growing of the major suppliers. In the UK,... more

Based in Philadelphia, PECO is an electric and natural gas utility subsidiary of Exelon Corporation (NYSE: EXC). PECO serves 1.6 million electric and 480,000 natural gas customers in southeastern Pennsylvania. In 2006, the company delivered 38.2 million megawatt-hours (Mwh) of electricity... more

Iberdrola SA is a Spain-based holding company primarily engaged in the energy sector. Together with its subsidiaries the Company forms Grupo Iberdrola, which operates in approximately 40 countries. In Spain, it is mainly engaged in the generation and supply of electricity and gas. It... more

Constellation Energy Partners LLC is a limited liability company that was formed by Constellation Energy Group, Inc. (Constellation) to acquire oil and natural gas reserves. The Company is focused on the acquisition, development and production of oil and natural gas properties (E&P... more

Pepco Holdings, Inc. (PHI) is a diversified energy company, which, through its operating subsidiaries, is engaged primarily in two businesses: electricity and natural gas delivery (Power Delivery), conducted through the regulated public utility companies, including Potomac Electric Power... more

Alliant Energy Corporation, (Alliant Energy) public utility holding company. The Company has four primary first tier subsidiaries of Alliant Energy are: Interstate Power and Light Company (IPL), Wisconsin Power and Light Company (WPL), Alliant Energy Resources, Inc. (Resources) and... more

TransAlta Corporation (TransAlta) is a wholesale power generator and marketer focused on the western regions of Canada and the United States. The Company owns, operates and manages a contracted and geographically diversified portfolio of assets, and has capability in generation fuels,... more

The New York State Energy Research and Development Authority (NYSERDA) is a public benefit corporation created in 1975 by the New York State Legislature. NYSERDA administers the New York Energy $mart(SM) program, which is designed to support certain public benefit programs during the... more

FirstEnergy Corp. (FirstEnergy) is principally a holding company that holds, directly or indirectly, eight principal electric utility operating subsidiaries: Ohio Edison Company (OE), The Cleveland Electric Illuminating Company (CEI), The Toledo Edison Company (TE), Pennsylvania Power... more

The PacifiCorp Foundation was created and incorporated in 1988 and serves as the major channel of philanthropy for PacifiCorp, Pacific Power and Rocky Mountain Power. To apply for a grant and to review specific eligibility requirements, please go to www.pacificorpfoundation.org.

Ameren Corporation (Ameren) is a holding Company. Ameren’s subsidiaries include Union Electric Company, Central Illinois Public Service Company, Ameren Energy Generating Company, CILCORP Inc. and Illinois Power Company. These subsidiaries operate rate-regulated electric generation,... more

Enel S.p.A., (Enel) is an electricity operator in Italy. The Company produces, distributes, and sells electricity and gas across Europe, and North and Latin America. Enel has presence in 21 countries with approximately 80,000 megawatt of generating capacity and serves about 50 million... more

Sterling Planet offers comprehensive carbon neutral solutions for businesses, universities and organizations of all types, bringing together supply and demand side solutions in a rapidly emerging environmental market. The company currently is developing next-generation solar and bioenergy... more

FPL Group, Inc. (FPL Group) is a provider of electricity-related services. The Company has two principal operating subsidiaries, Florida Power & Light Company (FPL) and FPL Energy, LLC (FPL Energy). FPL is a rate-regulated utility engaged primarily in the generation, transmission,... more

Allegheny Energy, Inc. (Allegheny) is a diversified utility holding company that operates through its directly and indirectly owned subsidiaries. The Company is an integrated energy business that owns and operates electric generation facilities and delivers electric services to customers... more

Black Hills Corporation is a diversified energy company. The Company operates principally in the United States with two business groups: Utilities Group and Non-regulated energy Group. The Company’s Utilities group conducts business in two segments, such as electric utility and... more

PNM Resources, Inc. (PNMR) is a holding company of energy and energy-related businesses. The Company’s primary subsidiaries are Public Service Company of New Mexico (PNM), Texas-New Mexico Power Company (TNMP), First Choice Power, L. P. (First Choice) and Altura Power L.P. (Altura). PNM... more

PPL Corporation (PPL) is an energy and utility holding company, which through its subsidiaries, generates electricity from power plants in the northeastern and western United States; markets wholesale or retail energy primarily in the northeastern and western portions of the United... more

Con Edison is a subsidiary of Consolidated Edison, Inc. [NYSE: ED], one of the nation's largest investor-owned energy companies, with approximately $12 billion in annual revenues and $25 billion in assets. The utility provides electric, gas and steam service to more than 3 million... more

Comverge, Inc. is a clean energy company providing peaking and base load capacity to electric utilities, grid operators and associated electricity markets. The Company operates in three segments. Through its Smart Grid Solutions Group, Comverge develops and delivers smart grid solutions... more

Vectren Corporation (Vectren) is an energy holding company. The Company’s wholly owned subsidiary, Vectren Utility Holdings, Inc. (Utility Holdings), serves as the intermediate holding company for three operating public utilities: Indiana Gas Company, Inc. (Indiana Gas or Vectren North),... more

SRP Telecom is a carrier-neutral provider of telecommunications infrastructure products and services to Wireline and Wireless carriers alike, as well as to enterprise customers. Our fiber optic and cell site assets are concentrated in the Phoenix metropolitan area, providing ready... more

MidAmerican Energy Holdings Company is a global leader in the production of energy from diversified fuel sources including geothermal, natural gas, hydroelectric, nuclear, coal and wind. MidAmerican also leads in the supply and distribution of energy in the U.S. and U.K. consumer markets,... more

PG&E Corporation is an energy-based holding company that conducts its business through Pacific Gas and Electric Company (Utility), a public utility operating in northern and central California. The Utility engages primarily in the businesses of electricity and natural gas distribution,... more

TECO Energy, Inc. (TECO Energy) is a holding company for regulated utilities and other businesses. TECO Energy owns no operating assets but holds all of the common stock of Tampa Electric Company, and through its subsidiary TECO Diversified, Inc., owns TECO Coal Corporation and through... more

Westar Energy, Inc. (Westar Energy) provides electric generation, transmission and distribution services to approximately 674,000 customers in Kansas. Westar Energy provides these services in central and northeastern Kansas, including the cities of Topeka, Lawrence, Manhattan, Salina and... more

Avista Corporation (Avista Corp.) is an energy company engaged in the generation, transmission and distribution of energy as well as other energy-related businesses. The Company has three business segments: Avista Utilities, Energy Marketing and Resource Management, Advantage IQ, Inc.... more