District Of Columbia Architects / Page 11

Hamilton Snowber Architects

1711 Connecticut Ave NW Ste 204, Washington, DC 20009

Hammel Green and Abrahamson

44 Canal Center Plz, Alexandria, VA 22314

Hapstak Demetriou PPLC

3247 Q St NW Ste 2, Washington, DC 20007

Harpole Architects PC

1155 23rd St NW, Washington, DC 20037

Harpole Archtects PC

1413 Wisconsin Ave NW, Washington, DC 20007

Harpole Archtects PC

1155 23rd St NW, Washington, DC 20037(+1 Locations)

Harrison Design

1054 31st St NW Ste 204, Washington, DC 20007

Harrison Design Associates

5185 Macarthur Blvd NW Ste 115, Washington, DC 20016

Hartman Geo E Jr

1074 Thomas Jefferson St NW, Washington, DC 20007

Hartman-Cox Architects

1074 Thomas Jefferson St NW, Washington, DC 20007

Heery International

700 19th St NW, Washington, DC 20431

Heffner Architects PC

604 Montgomery St, Alexandria, VA 22314

Hellmuth Obata & Kassabaum

3223 Grace St NW, Washington, DC 20007

Hellmuth, Obata & Kassabaum PC

3223 Grace St NW, Washington, DC 20007

Hickok Cole

1023 31st St NW, Washington, DC 20007

Hickok Cole Architects

1023 31st St NW, Washington, DC 20007

History Matters

1502 21st St NW Ste C, Washington, DC 20036

HKS | Architects & Designers

1250 I St NW Ste 600, Washington, DC 20005

HKS Inc

1250 I St NW Ste 600, Washington, DC 20005

Hoffmann Architects

2611 S Clark St, Arlington, VA 22202

Horsey Outerbridge Ai

1228 1/2 31st St NW Ste 2, Washington, DC 20007

Houston Andre

907 E Capitol St SE, Washington, DC 20003

Hswtech

2501 Porter St NW, Washington, DC 20008

Hunt Laudi Studio

1504 Swann St NW, Washington, DC 20009

IBI Group

1505 Prince St, Alexandria, VA 22314