Provides electricity to customers in Indiana, Kentucky, Michigan, Ohio, Tennessee, Virginia, and West Virginia.

Provides electricity to customers in West Texas and Southern New Mexico.

Natural gas utility serving customers in 12 states, mostly in the Southeast.

Natural gas utility servicing customers in New Jersey, Florida, North Carolina, Pennsylvania, and Maryland.

Utility supplier of electric power and natural gas service in Colorado, Kansas, Michigan, Minnesota, New Mexico, North Dakota, Oklahoma, South Dakota, Texas and Wisconsin.

Provides electricity to customers in Maryland, Ohio, Pennsylvania, Virginia, and West Virginia.

Provides electricity to southwestern Missouri and parts of Arkansas, Kansas, and Oklahoma.

Provides electricity to Idaho, Oregon, and Nevada.

A power supply cooperative that supplies power to 14 locally owned electric cooperatives in Virginia, Maryland and Delaware.

An over-the-counter broker of natural gas, electricity and coal. Includes links and information about industry transportation, production and generation, financial markets, weather forecasting and hedging.