K. Taylor

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.

West Penn Power Co. transmits and distributes electric and natural gas systems. Its service area has navigable waterways and substantial deposits of bituminous coal, limestone and other natural resources. The company was founded on January 31, 1907 and is headquartered in Greensburg, PA.

FirstEnergy Service Co. provides legal, financial and other corporate support services for its parent company FirstEnergy Corp. The company was founded on October 11, 2001 and is headquartered in Akron, OH.

The Cleveland Electric Illuminating Co. engages in the generation, sale, and distribution of electricity. It serves residential clients, businesses, builders, and contractors. The company was founded by Charles F. Brush on September 29, 1892 and is headquartered in Akron, OH.

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.

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.

Trans-Allegheny Interstate Line Co. provides electric distribution services. It also builds and operates power transmission lines in Pennsylvania. The company was founded on December 12, 2006 and is headquartered in Akron, OH.

Part of FirstEnergy Corp., FirstEnergy Utilities is a private company that operates 10 regulated distribution companies serving 6 million customers in the Midwest and Mid-Atlantic regions. The company is based in Akron, OH. The company's infrastructure spans over 269,000 miles of distribution lines and is committed to providing safe, reliable, and responsive service to its customers.

The Toledo Edison Co. generates and distributes electricity. The company provides regulated electric distribution services in north-western Ohio. It also provides generation services to those customers electing to retain them as their power supplier. The company was founded in 1901 and is headquartered in Akron, OH.

FirstEnergy Transmission LLC engages in the ownership and operation of high-voltage transmission facilities. It provides transmission service to electric energy providers and power marketers. The company is headquartered in Fairmont, WV.

Part of FirstEnergy Corp., FirstEnergy Generation Corp. provides electricity generating services. The private company is based in Akron, OH.

Part of FirstEnergy Transmission LLC, Mid-Atlantic Interstate Transmission LLC operates as a power transmission facility. The private company is based in Akron, OH.

Metropolitan Edison Co. provides electric utility services. It also offers power transmission and distribution services. It serves the residential, commercial, and industrial customers. The company was founded in 1922 and is headquartered in Reading, PA.

Part of FirstEnergy Corp., Keystone Appalachian Transmission Co. is an electric utility company. The private company is based in Akron, OH.

American Transmission Systems, Inc. provides electric transmission services. The company was founded in 1999 and is headquartered in Akron, OH.