General Info

Founded in 1978, J & R Engineering Company initially operated as a professional engineering consulting firm primarily serving the crane manufacturing business. Currently, it has expanded to become one of the world leaders in specialized lifting equipment. Based in our Mukwonago Wis., the company s products include LIFT-N-LOCK hydraulic boom gantries and LIFT-N-LOCK crawler transporters and specialized designs. Other products of J & R Engineering Company are LIFT-N-BOOM 60 US ton mobiles and 1,200 US ton vessel dollies.