a full-service
model to serve
your business needs
Chicago Office
35 East Wacker Drive
Suite 1300
Chicago, IL 60601
312-658-0747 ph
314-890-7664 fx
St. Louis Office
2199 Innerbelt
Business Center Drive
St. Louis, MO 63114
314-429-5100 ph
314-429-3137 fx
Clayco is a full-service,
turnkey real estate,
architecture, engineering,
design-build and
construction firm that
delivers clients around
the world the highest-quality solutions on time, on budget and above and beyond expectations.

our people

recent projects

Gateway Plaza, Richmond, VA
RGA, St. Louis, MO
City Place Six, Creve Coeur, MO
St. Louis University, St. Louis, MO