Kohnen Concrete Products is a family owned business founded in 1952 by Clarence  “Steve” Kohnen. We specialize in superior quality precast concrete products, that can be delivered promptly within our service area.  Kohnen Concrete has the expertise and equipment necessary to drill and construct a water well that will best suit your needs.  We also have state licensed  pump technicians, and a full line of pumps for your application. If you need a wastewater treatment system, we sell only proven technology and have certified technicians to maintain the systems as required by the state of Illinois.