Impeccable Safety,
Quality Craftsmanship

Kienlen proudly offers services performed by skilled craft workers directly to projects throughout the Midwest.

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Kienlen’s standalone status as one of the region’s most trusted contractors has resulted in a growing portfolio that includes work for owners such as BJC HealthCare, Boeing, Nike, the U.S. Army Corps of Engineers, and Washington University in St. Louis. Kienlen is also regularly called on to perform key scopes of subcontracted work for leading prime contractors, including ARCO, Clayco, McCarthy, Paric, Rhodey, and S.M. Wilson.

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Kienlen offers services performed by skilled craft workers directly to project owners or under subcontract to many other leading general contractors throughout the Midwest. We effectively manage self-perform projects of any size. Kienlen project management personnel maintain an exceptional level of constructability expertise to help complete projects on budget while minimizing interruptions to ongoing operations.

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Safety. Above All Else.

Kienlen Constructors’ goal for safety is simple: execute our work in the safest means possible to achieve Zero Incidents on all of our projects. We believe that all injuries and occupational illnesses can be prevented and work tirelessly to hone our means and methods to ensure predictable safety results. Learn More about our SafeRing Program