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Projects

Sustainable

GCS-SIGAL delivers sustainable projects, leveraging innovative design, green building practices, and energy-efficient solutions to create lasting, environmentally responsible spaces.

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Dorothy Height Elementary School

Dorothy I. Height Elementary School

Washington, DC
Arboretum Community Center - Exterior Image

Arboretum Community Center

Washington, DC
MarginEdge

MarginEdge

Arlington, VA
Facade of addition at John Eaton Elementary School

John Eaton Elementary School

Washington, DC
Photo of Residences at St. Elizabeths East facade

Residences at St. Elizabeths East

Washington, DC
Stead Park Recreation Center - Front View

Stead Park Recreation Center

Washington, DC
Chapman Stables Mixed Use Condos

Chapman Stables

Washington, DC
Northeastern University | Arlington Campus

Northeastern University · Arlington Campus

Arlington, VA
Duke Ellington School of the Arts

Duke Ellington School of the Arts

Washington, DC