Kienlen takes on our client’s most challenging projects, whether leading the construction team or working in a subcontractor role.  We deliver safely, on-time and on-budget when working directly for owners such as BJC HealthCare, Boeing, Nike, the U.S. Army Corps of Engineers, and Washington University or for the region’s leading prime contractors, including Alberici, ARCO, Clayco, McCarthy, Paric, Rhodey, and S.M. Wilson