Founded by Otto Baum in 1937, Otto Baum Company, Inc. is a leading full-service provider of concrete, earthwork, masonry and restoration services. We are a union contractor partnering with the area’s finest bricklayers, carpenters, finishers, laborers and operators. Serving central Illinois and the Quad Cities. Otto Baum Company, Inc. seeks to maintain a balance between three principles: productivity, quality and safety. It is equally important that we complete each job in a timely manner, build according to specs, and watch out for the well being of everyone on our job sites. For the benefit of our customers and shareholders, we diligently pursue each of these principles without sacrificing either of the others.