Constellation Energy Source, Inc., a wholly-owned subsidiary of the Baltimore Gas and Electric Company, is bringing its experience in energy and energy related services to your area. With local offices now open, Constellation Energy Source's professional staff is prepared to help you simplify your business' energy needs with integrated ...

Calvert Cliffs Nuclear Power Plant (CCNPP) is owned and operated by Baltimore Gas and Electric Company (BGE) located on the western shore of the Chesapeake Bay in Calvert County, Maryland.