Bismarck is a community that takes pride in its homes — and a well-maintained roof is central to that pride. Leavenworth Roofing Pros LLC's Flat Roof Waterproofing and Coating professionals work every day across the Bismarck area, protecting homes from the elements and helping families maintain their most valuable asset. Our team brings the same commitment to quality whether we're working on a century-old craftsman bungalow or a newly built subdivision home.