TD&H performs numerous civil and structural improvements for federal clients such as the Montana Air National Guard, the Army Corps of Engineers, Malmstrom Air Force Base, and various post offices and border stations. Many of these contracts involve working with third-party architects and other engineering consultants, as well as strict infrastructural security requirements not usually found in the private or municipal sector. TD&H provides our federal clients with the results they expect while adhering to their governmental policies. Services we provide to our federal clients include: