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National Geospatial-Intelligence Agency
Wilson High School
Patton Boggs LLP Conference Center
Marriott Residence Inn
Arlington Ice Rink

Pioneering a Green Future

SIGAL is the Mid-Atlantic Region's premier general contractor specializing in unique, complex projects and pioneering a green future as a founding partner of the USGBC.

As one of Washington Metropolitan area's ranked and leading general contractors, SIGAL offers superior services for: General Contracting, Preconstruction, Construction Management, Design-Build, and Sustainability. SIGAL's model of service is forged upon a foundation of five core principles established by SIGAL CEO and Founder, Gerry Sigal, who remains active in our day-to-day operations. These include: Dedication; Expertise; Insight; Commitment to Excellence; and Environmental Responsibility.