Deborah Bradley Construction & Management Services, Inc. (DBC) is a full–service General Contractor and Construction Management Consultant located in Harlem, NY. Established in 1993, the firm has grown to be one of the leading women-owned, certified general contracting and construction management organizations in New York. Quality Services Across Diverse Markets. The firm provides construction services primarily to government agencies, authorities and trusts and private institutional and educational facilities throughout the greater New York area. DBC works within many industry sectors including transportation, education and health care, utilities, energy and parks and recreation destinations, streetscapes and other green spaces.