Our Portfolio

With a 35-year track record of success, Shapiro & Duncan is a proven provider of high value, high quality mechanical services – including design-build, construction, fabrication, installation and maintenance – for a wide range of commercial, government and institutional customers.  The company excels at demanding, time-sensitive projects requiring sophisticated project management capabilities.

To date, the people of Shapiro & Duncan have completed approximately 2,000 projects for a wide range of clients including:

  • Owners/developers of commercial office complexes, high-rise residential buildings, industrial and manufacturing facilities, and retail centers;
  • Federal, state and local government agencies (including international development organizations); and
  • Institutional customers including universities, hospitals, foundations and historical sites.

We value our customers, and it shows. We have developed long-term relationships with our clients and continue to do business with them year after year.

To see case studies and customer testimonials on projects in our Core Markets, click on the links below:

"Over the past 20+ years, Grunley Construction has looked to Shapiro & Duncan to perform mechanical work on many of our most important and most significant projects. Shapiro & Duncan truly represents a full-service mechanical contractor and they are beyond capable of performing a wide array of project types through nearly any delivery method. I believe that their innovation in design-build contracting, sustainable building, system modeling, integrated building technologies, and pre-fabrication has led to increased value to Grunley and our customers. The owners and officers of the firm are moral, honest, accessible, and fair; their rigorous approach to worker safety is unparalleled throughout the industry. Simply put, I will continue to recommend Shapiro & Duncan without hesitation for any project requiring innovative solutions to mechanical contracting."
Kenneth M. Grunley, CEO and CFO
Grunley Construction Co., Inc.