John Campbell

Allegheny Energy Supply Co. LLC owns and operates power plants. The company is headquartered in Greensburg, PA.

EquiPower Resources Corp. provides hydroelectric power. It operates gas cycle turbine power plants. The company was founded in May 2010 and is headquartered in Hartford, CT.

Monongahela Power Co. operates electric transmission and distribution systems. It provides electricity through coal and hydro facilities to residential, commercial, and industrial customers. The company is headquartered in Fairmont, WV.

Allegheny Generating Co. engages in the power generation business. The company was founded in 1981 and is headquartered in Greensburg, PA.

GenOn Energy Holdings, Inc. provides electricity generation and distribution, management of gas assets, fuel procurement, and marketing of energy and energy-linked commodities. The company was founded on January 19, 2001 and is headquartered in Princeton, NJ.

Ohio Valley Electric Corp. provides electric power generation, and distribution services. The company was founded in 1952 and is headquartered in Piketon, OH.

The Potomac Edison Co. generates, transmits, and distributes electric power. The firm engages in the distribution and retail sale of electricity to residential, commercial, and industrial customers. Its service area's principal industries produce aluminum, cement, fabricated products, rubber products, sand, stone, and gravel. The company was founded on May 23, 1967 and is headquartered in Greensburg, PA.

Allegheny Energy, Inc. was an investor-owned utility consisting of two major businesses. The company was founded in 1925 and is headquartered in Greensburg, PA.