Since 1937, the K. F. Sullivan company has provided design and construction services for more than a thousand building projects. Whether you require conventional or metal buildings, our in-house architects, engineers and construction staff can generate pleasing building concepts which will meet your financial requirements. As a design-build team, we can provide important guidance and expertise in the planning and construction of a wide variety of automotive, commercial, medical, educational and industrial facilities.

Renoco, short for Renovation Construction provides metal buildings and metal roof systems,  full erector and repair services. We also provide restoration services for metal wall and roof panels in Wisconsin. We offer custom fabrication, welding and a full array of metal building services.