Architecture Firms

Architecture Firms (US)

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Firm Rank DI Index (?) Size (?) Headquarters Revenue Staff Offices Year
SmithGroupJJR 13 Detroit, MI $160,000,000 747 11 1853
Shepley Bulfinch Richardson and Abbott 71 Boston, MA $29,800,000 134 2 1874
Ballinger 85 Philadelphia, PA $26,356,800 125 1878
Beatty, Harvey, Coco Architects   New York, NY 1880
Holabird & Root   Chicago, IL 1880
Zeidler Partnership Architects   Toronto, ON 1880
Cromwell Architects Engineers 107 Little Rock, AR $22,440,000 114 2 1885
HLW International 73 New York, NY $29,355,000 149 5 1885
CSHQA   Boise, ID 1889
MacLachlan, Cornelius & Filoni Architects   Pittsburgh, PA 1889
Wank Adams Slavin Associates (WASA/Studio A) 222 New York, NY $9,690,000 70 3 1889
FreemanWhite 140 Charlotte, NC $17,900,000 106 3 1892
Albert Kahn Associates   Detroit, MI 1895
Baskervill 173 Richmond, VA $13,929,000 104 1897
Burns & McDonnell   Kansas City, MO 1898
Foss Architecture & Interiors   Fargo, ND 1898
PageSoutherlandPage 27 Austin, TX $84,429,100 415 5 1898
Mead & Hunt   Madison, WI 1900
SHP Leading Design 139 Cincinnati, OH $18,000,000 83 4 1901
Westlake Reed Leskosky   Cleveland, OH 1905
AC Martin 106 Los Angeles, CA $22,485,645 101 1906
Ratcliff 169 Emeryville, CA $14,600,000 55 1 1906
Swanke Hayden Connell Architects 55 New York, NY $40,698,000 250 11 1906
Eppstein Uhen Architects   Milwaukee, WI 1907
H2L2   Philadelphia, PA 1907
Harley Ellis Devereaux 64 Southfield, MI $34,026,000 208 5 1908
HWH Architects Engineers Planners   Cleveland, OH 1908
Kahler Slater 149 Milwaukee, WI $17,100,000 95 4 1908
Benham Companies, The   St. Louis, MO 1909
Lionakis 72 Sacramento, CA $29,376,000 21 1909
Moeckel Carbonell Associates   Wilmington, DE 1909
TRO Jung | Brannen 81 Boston, MA $27,100,000 170 1909
Fletcher Thompson 160 Shelton, CT $15,651,900 101 5 1910
Hart Freeland Roberts 223 Brentwood, TN $9,544,650 21 1910
Ittner Architects   St. Louis, MO 1910
IKM 304 Pittsburgh, PA $5,700,000 40 1 1911
Woolpert   Dayton, OH 1911
Burgess & Niple   Columbus, OH 1912
STV Group   New York, NY 1912
The Beck Group (Architecture) 142 Dallas, TX $17,686,000 85 9 1912
HNTB Architecture 28 Kansas City, MO $83,334,000 101 1914
Ayers Saint Gross 67 Baltimore, MD $32,040,000 130 3 1915
LEO A DALY 15 Omaha, NE $132,000,000 810 31 1915
HDR Architecture 6 Omaha, NE $330,600,000 1,500 43 1917
FitzGerald Associates Architects   Chicago, IL 1919
Stevens & Wilkinson 177 Atlanta, GA $13,500,000 85 1919
Clark Nexsen 32 Norfolk, VA $66,300,000 505 6 1920
Mancini - Duffy 101 New York, NY $23,448,015 60 8 1920
Epstein 146 Chicago, IL $17,340,000 300 4 1921
BWBR Architects 90 St. Paul, MN $25,000,000 104 1922

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Showing Firms 1 to 50 of 897

Top tier global and categorical leader recognition
Exceptional national and categorical leader recognition
Strong regional and categorical leader recognition
Notable and growing with emerging categorical recognition
Professional practice notable in city and region
Extra Large451+ employees
Large101-450 employees
Medium21-100 employees
Small20 employees or less