Design for the Most Important Place in the World. Yours.

Residential
Roan Lane, Alexandria, Virginia
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PROJECT
Residential
Number 9 Forrest Street
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Commercial
On The Boards, Fairfax City Virginia
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Residential
Alvermar Ridge Road, McLean
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PROJECT
Historic
28th Street NW Georgetown
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Residential
Seismic Construction, Georgetown, Guyana
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Residential
Conservatory @ The Deer Run
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Envision. Design. Deliver.
 

Great Seal, LLC (Great Seal) is an award-winning architectural design firm founded by regionally recognized and nationally decorated designer, Lyndl T. Joseph. Great Seal is a Woman-Owned Small Business (WOSB) that provides customized solutions and architectural expertise uniquely tailored to Commercial and Residential client needs. Headquartered in Alexandria, Virginia, and is located minutes away from our nation's capital, Great Seal has successfully managed the design solutions for complex projects since 1997 and is able to service clients in Virginia, Washington DC, and Maryland.