Clayco provides full-service building solutions to clients across the country from the geographic center of America.
Our offices are home to a diversely talented team of individuals who are held to the highest standards in the industry. We have assembled a team that exemplifies the values that have helped make Clayco what it is today. We have a passionate, high-energy, collaborative atmosphere that makes Clayco one of the “Best Places to Work” in Illinois and the St. Louis region.
Our offices provide full service building solutions to deliver outstanding results on projects for all of the industries we serve. Whether it’s a new state-of-the-art computing facility at University of Illinois, a 1.5 million-square-foot warehouse/distribution facility for The Gap or Centene’s new corporate headquarters, we deliver on the promise we make to our clients.
Find out more about how our full services building solutions can help you.

Chairman & CEO, Clayco
Phone: 312-401-6822
Email: clarkb@claycorp.com
Executive Vice President & Partner,
Industrial Business Unit Leader
Phone: 314-592-2217
Email: mosesd@claycorp.com
Sales & Business
Development Leader
Phone: 314-592-2215
Email: wardenk@claycorp.com
Senior Vice President,
Financial Facilities Business Unit Leader
Phone: 314-592-2113
Email: cagel@claycorp.com
Senior Vice President,
Financial Facilities Business Unit Leader
Phone: 314-592-2251
Email: barrathp@claycorp.com
Senior Vice President & Partner,
Commercial Business Unit Leader
Phone: 314-592-2221
Email: sieckhaust@claycorp.com
Principal, Real Estate Services and Partner
Phone: 314-592-2123
Email: schroyert@claycorp.com
President, Clayco
Phone: 314-592-2216
Email: burnsr@claycorp.com

Subcontractors and Vendors
If you would like to submit your vendor/subcontractor prequalification, please contact Kurt Jaeger.
Vice President, Preconstruction Services
Phone: 314-595-6373
Email: jaegerk@claycorp.com

General Questions/Comments
If you have general comments or questions about Clayco, please contact us at info@claycorp.com or call us toll-free at 1-888-429-3330.