Clayco: Detailed Company Information & Corporate Profile
Summary
Clayco is a building solutions firm headquartered in Chicago, founded in 1984. It employs between 1,000 and 5,000 professionals and generates annual revenue in the $1 billion to $5 billion range. The company specializes in design‑build, construction management, institutional, commercial, industrial, real‑estate services, and self‑perform concrete.
Key leaders include Senior Vice President Charles Heffernan overseeing life sciences projects; Vice President Tom Lantzy leading financial planning analysis; Vice President Ryan Rhodes focused on industrial work; Chief Financial Officer Justin Lienemann; Senior Vice President Ram Ganapathy; Senior Procurement Engineer Jesse Turner, among others who guide Clayco’s project engineering, safety, lean planning and quality assurance functions.
| Clayco Website | claycorp.com |
| Industries | |
| Clayco Headquarters Address | 35 E. Wacker Dr., Chicago, IL, 60601 US |
| Company Size | 1000-5000 employees |
| Specialities & Services | Design-Build, Construction Management, Institutional, Commercial, Industrial, Real Estate Services, Self-perform Concrete |
| Technologies | Cloudflare, Flask, Spring, ASP.NET, Django |
| Founded | 1984 |
| Estimated Annual Revenue | $1B - 5B |
| Updated: | 2026-10-14 |
Clayco Org Chart
Chief Executive Officer
Chief Executive Officer
C-Level
Chief Financial Officer
Chief Financial Officer
Chief Technology Officer
General Manager
Project Manager
Project Manager
Project Manager
Project Manager
Subsidiaries and Affiliated Companies
Estimated Website Traffic
The chart shows a growth in traffic to the claycorp.com website. In September, traffic increased to 69068, compared to 61855 in the previous month. The highest traffic in 2026 was recorded in March, reaching 82112 visits.
Workforce Turnover
Number of employees switched from or switched to
Departmental sample breakdown
Length of Employment
Clayco's workforce includes employees across a wide range of tenure levels.
3% have been with the company for less than 1 year22% have been with the company for 1 to 2 years21% have been with the company for 3 to 4 years11% have been with the company for 5 to 7 years7% have been with the company for 8 to 10 years35% have been with the company for more than 11 years
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Clayco Corporate Information: FAQ
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