When it comes to providing cutting edge mechanical engineering and construction solutions – including design-build, fabrication, installation and maintenance services that promote sustainability at every stage of a building’s life cycle – Shapiro & Duncan is a leader in the Washington, D.C. market.

A third generation family-owned business, Shapiro & Duncan has been serving customers in the D.C. area since 1976. We are the “Provider of Choice” for complex commercial, government and institutional design-build projects that require first-rate performance, work quality and customer service.

For Shapiro & Duncan, the success formula has been and always will be about people and their performance. In traditional markets and growth markets, on projects that require high-tech or low-tech tools, and through good economic times and tough times, our watchwords remain: “Our People Perform.”