Swingen Construction Company is a premier builder of heavy structures in the Upper Midwest region. This fourth generation company specializes in concrete structures, bridges, water crossings, dams, flood walls, and heavy foundations. All projects are delivered with the highest quality standards, on time, and with an excellent safety record. We specialize in building difficult, complex, and challenging projects. We are recognized by the following: AGC of America, AGC of North Dakota, AGC of Minnesota, and AGC of South Dakota.