Types of Clients

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

We perform projects for:

Governments - Federal, Foreign, State and Local

Owners - Institutions, Foundations, School Systems, Private

Developers - Office Complexes, High Rise Residential, Retail

Construction Managers & General Contractors

Some of the Things Our Clients Say About Us

"Performance of the highest quality, unquestioned reliability."
William Euille - Wm. D. Euille & Associates

"S & D rates a perfect 10 for quality, manpower, teamwork, and performance."
Buddy Henley - Henley Construction

"Impeccable work of the highest quality. Shapiro & Duncan never disappoints."
Stanley H. Rosensweig

"Team Players with a positive approach that makes all construction efforts run smoothly."
Linda Clark, Assistant Director/Capital Projects, University of Maryland

"Superior scheduling and coordination. A can-do attitude totally committed to client and owner satisfaction."
Foulger Pratt

"Great coordination, quality work. Shapiro & Duncan is a team player and is the best in the business in solving problems."
Kenneth Skinner - Scott Long

"Shapiro & Duncan, Inc. is an experienced, dedicated, well-directed, professional mechanical firm that always brings projects to successful, on-time completion."
D. Brooks Cross - Engineer

"I consider Shapiro & Duncan to be the best mechanical and plumbing contractor in the metropolitan Washington area. They can man the job and provide quality workmanship time after time. They always have my vote."
Gene Kelly, Director of Fairfax County Public Schools