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DC Public Service Commission,
  (202) 626-5100       1333 H Street, N.W., Washington, DC, 20005 Detail
Serve the public interest by ensuring that financially healthy electric, natural gas, and telecom companies provide safe, reliable.

Washington Gas Light Co
  101 Constitution Avenue, NW, Washington, DC, 20080 Detail
Specialize in energy-related businesses, selling natural gas and electric in competitive markets, and providing heating, ventilating and air-conditioning products and services.