C3M Power Systems LLC self-performs the construction, rehabilitation, and maintenance of electrical systems for the transportation and infrastructure markets. The company's capabilities include electrical, communications, rail systems (traction power, OCS, and signaling), and highway systems (ITS, traffic signals, and street lighting). Headquartered in Maryland, the company pursues work on a national scale with general contractors, as well as directly with transit agency clients such as the Washington Metropolitan Area Transit Authority, Sound Transit, Port Authority of Allegheny County, and Maryland Transit Administration. The firm, which was founded in 2014, is led by a group of seasoned professionals and supported by crew of the industry's most skilled electricians. Together, the C3M team has successfully delivered some of the most technically-challenging rail and mass transit and other infrastructure projects in the U.S. C3M Power Systems is a subsidiary of Clark Construction Group.