SIGAL Construction is one of the Washington Metropolitan area's premier general contractors, known throughout the industry for its dedication to sustainability, high quality, cost consciousness, excellent client relations, and the ability to successfully complete unique and challenging jobs. 

SIGAL offers superior General Contracting, Preconstruction, Construction Management, Design/Build and Sustainability services.  Over the last three decades, SIGAL has completed distinctive projects for a diverse array of clients including many of the most challenging and notable projects in the area.  Some of this experience includes the Mortgage Bankers Association Headquarters, the Rose Hardy Fillmore School of the Arts, The Bond Building, the Tower Building and renovations at the Four Seasons Hotel and the Jefferson Hotel.    

Founded and operated on five core elements, SIGAL applies these principals in all aspects of its operation: dedication, expertise, insight, commitment to excellence, and environmental responsibility. SIGAL's dedication and consistent demand to the highest quality of standards has earned SIGAL many awards and accolades throughout the years.

SIGAL nurtures long lasting relationships and that does not stop with its clients.  SIGAL's corporate philosophy ensures experienced and dedicated employees, thus providing SIGAL’s clientele with the staff and resources necessary to make each project successful. 

SIGAL Awarded 425 Eye Street Project...

SIGAL Awarded 2009 Awards of Excellence...

Renovations Complete at the Four Seasons Hotel...

SIGAL Selected for a New Renovation Project...

SIGAL Construction Receives Green Award...

SIGAL Construction Awarded Lobby at 2231 Crystal Drive...

SIGAL Featured in Bisnow on Business...

SIGAL Construction Completes Facade Restoration...

SIGAL Construction Has Been Awarded Phase II of Georgia Crossing...

SIGAL Construction Has Completed Construction at Georgia Crossing...

SIGAL Awarded Savoy Elementary School...

DC Mayor Fenty's "Buff & Scrub" a Huge Success...

The New Construction of the Ward 3 Aquatic Center Is Awarded To SIGAL Construction...