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Sustainable Design Group

Sustainable Design Group

Design-Build Firms
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About Us

Sustainable Design Group has been designing and building state-of-the-art, custom green homes since 1973. We specialize in healthy, non-toxic, organic, zero-energy / net-zero homes that give families the security and comfort of grid-independence. We are passionate about building the greenest homes on the planet and our award-winning designers and master builders are committed to executing the vision of your home with a commitment to detail, craftsmanship, and environmental protection. We design for the health of both the inhabitants in our buildings and the sites which our buildings inhabit. The resulting homes are able to maximize comfort, security, and health while minimizing operating cost and environmental footprint. John Spears, founder of Sustainable Design Group and former Senior Architect for the National Association of Home Builders Research Center, is recognized internationally as one of the leading authorities on sustainable design, innovative energy technology, and environmental engineering. John has been a pioneer, innovator, and leader in high-performance solar homes and grid-independence for decades.

Services Provided

Architectural Design, Building Design, Energy-Efficient Homes, Green Building, Home Additions, New Home Construction, Sustainable Design, Universal Design, Custom Homes

Areas Served

Ashton, Ashton-Sandy Spring, Bethesda, Boyds, Brinklow, Brookeville, Chevy Chase, Clarksburg, Cloverly, Cooksville, Damascus, Darnestown, Dayton, Derwood, Gaithersburg, Germantown, Glenelg, Glenwood, Green Valley, Highland, Ijamsville, Kensington, Layhill, Laytonsville, Leisure World, Lisbon, Monrovia, Montgomery Village, Mount Airy, North Potomac, Olney, Potomac, Rockville, Rossmoor, Sandy Spring, Silver Spring, Spencerville, Suburb Maryland Fac, Sykesville, Washington Grove, West Friendship, Woodbine


Environmental Professional of the Year, NAHB Builder of the Year, Energy Value in Housing 2012, Clean Tech Open National Sustainability Award 2012 USGBC-LEED AP, WELL AP, Certified Energy Manager, Certified Passive House Consultants, Association of Energy Engineers, AIA, Allied.


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Business Details

Business Name

Sustainable Design Group

Phone Number

(301) 428-1040


22923 Wildcat Rd
Gaithersburg, MD 20882

Typical Job Cost

$150,000 - 1 million

Our services primarily focus on new residential construction. We also do some large-scale additions/renovations.

License Number

Licensed in MD, VA, DC


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