COP Construction LLC is a General Contractor focused on highway bridge, heavy concrete, civil works, industrial, water and sewer construction. Project sizes range from $100,000 to over $25 million. Clients include a wide range of public and private owners in Montana, Wyoming, Utah, Idaho and the Dakotas. Type of contracts include competitively bid, negotiated, unit price, lump sum, and cost plus. Offices are located in Billings, Montana, Salt Lake City, Utah and Sheridan, WY. The company was founded in 1947.