Awards and Recognitions Clayco is proud of the numerous awards and recognition our work and our employees receive. To be honored by leading industry experts and to have our work valued among our peers is truly an honor. The ultimate recognition for Clayco will always be the appreciation our clients express in the work we deliver, and the fact that over 70% of our business is repeat.

Clayco consistently moves up in the prestigious ENR-Engineering News Record's annual rankings. In the magazine's annual survey of the top 100 design-build contractors, Clayco was named the 24th-largest design builder in the United States. On ENR's list of top 400 contractors, Clayco ranked 96th among those 400 contractors in the U.S.