M.P.B. Builders, Inc., located in Ripon, Wisconsin, was established in 1961 as a post frame contractor. M.P.B. Builders designs, engineers and constructs buildings for commercial, agricultural and residential use. M.P.B. Builders is a diverse company that builds post frame structures, steel structures, stud frame buildings, supplies materials to contractors, residential metal roofing, and commercial metal roofing, provides custom trim bending and drilling services and equipment rental. In addition, M.P.B. Builders, Inc. provides general contractor services.