Since its inception in 1984, Staab Construction Corporation has been focused on being a general contractor for heavy construction projects, including water & wastewater treatment facilities, booster stations, pump houses, lagoons, water control structures, and dams. Staab Construction is the largest company in Wisconsin specializing in this market. Staab Construction has completed jobs ranging from fifty thousand dollars to over twelve million. We bring 20 years of expertise and specialization to all of our projects.