Established in 1966, D.N. Higgins Incorporated is an underground utility and general contractor that serves state governments and agencies throughout the United States. Also known as Douglas N. Higgins, the company specializes in the installation of roads, structures, pump stations, water wells, sanitary sewers and stormwater collection systems. In addition, it offers project management, sheeting and reviewing services. D.N. Higgins Incorporated takes up construction, expansion, improvement and renovation projects for wastewater treatment plants. The company also provides emergency repair services 24 hours a day, seven days a week. D.N. Higgins Incorporated s client list includes the City of Key West in Florida and the State of Michigan.