Architecture Firms

Architecture Firms (US)

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• Number of offices: 10 to 20 Remove

Firm Rank DI Index (?) Size (?) Headquarters Revenue Staff Offices Year
RTKL Associates Inc. 10 Baltimore, MD $201,933,000 900 10 1946
CTA Architects Engineers 54 Billings, MT $40,800,000 344 12 1938
Fanning/Howey Associates 68 Celina, OH $31,447,134 173 10 1961
Skidmore, Owings & Merrill 7 Chicago, IL $252,500,000 788 10 1936
HKS, Inc. 8 Dallas, TX $225,000,000 940 18 1939
SmithGroupJJR 13 Detroit, MI $160,000,000 747 11 1853
L. R. Kimball (Architecture) 119 Ebensburg, PA $20,583,600 465 10 1953
Cannon Design 9 Grand Island, NY $218,808,718 1,053 17 1945
gkkworks 91 Irvine, CA $24,837,873 102 12 1991
Populous 24 Kansas City, MO $86,000,000 333 12 1983
HMC Architects 23 Los Angeles, CA $87,973,699 389 10 1940
Perkins Eastman 16 New York, NY $130,000,000 675 13 1981
RMJM 18 New York, NY $125,660,000 712 16 1956
Swanke Hayden Connell Architects 55 New York, NY $40,698,000 250 11 1906
IDC Architects (a division of CH2M Hill)   Portland, OR 21 17 1946
IA Interior Architects   San Francisco, CA 14 1984
Callison 38 Seattle, WA $52,015,000 800 10 1975

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Showing Firms 1 to 17 of 17

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