| Firm |
Rank |
DI Index (?) |
Size (?) |
Headquarters |
Revenue |
Staff |
Offices |
Year |
| AECOM (Architecture) |
2 |
|
|
Los Angeles, CA |
$687,520,000 |
4,399 |
400 |
1990 |
| Gensler |
1 |
|
|
San Francisco, CA |
$764,081,273 |
3,500 |
34 |
1965 |
| Jacobs (Architecture) |
5 |
|
|
Pasadena, CA |
$353,710,000 |
2,400 |
160 |
1947 |
| Dewberry (Architecture) |
22 |
|
|
Fairfax, VA |
$106,284,000 |
1,800 |
40 |
1956 |
| HOK |
3 |
|
|
St. Louis, MO |
$447,472,000 |
1,695 |
25 |
1955 |
| Perkins + Will |
4 |
|
|
Chicago, IL |
$372,000,000 |
1,517 |
23 |
1935 |
| HDR Architecture |
6 |
|
|
Omaha, NE |
$330,600,000 |
1,500 |
43 |
1917 |
| Stantec Inc. |
12 |
|
|
San Francisco, CA |
$172,425,000 |
1,244 |
|
1954 |
| Cannon Design |
9 |
|
|
Grand Island, NY |
$218,808,718 |
1,053 |
17 |
1945 |
| HKS, Inc. |
8 |
|
|
Dallas, TX |
$225,000,000 |
940 |
18 |
1939 |
| RTKL Associates Inc. |
10 |
|
|
Baltimore, MD |
$201,933,000 |
900 |
10 |
1946 |
| SSOE Group |
17 |
|
|
Toledo, OH |
$126,535,500 |
858 |
23 |
1948 |
| LEO A DALY |
15 |
|
|
Omaha, NE |
$132,000,000 |
810 |
31 |
1915 |
| Callison |
38 |
|
|
Seattle, WA |
$52,015,000 |
800 |
10 |
1975 |
| Skidmore, Owings & Merrill |
7 |
|
|
Chicago, IL |
$252,500,000 |
788 |
10 |
1936 |
| SmithGroupJJR |
13 |
|
|
Detroit, MI |
$160,000,000 |
747 |
11 |
1853 |
| RMJM |
18 |
|
|
New York, NY |
$125,660,000 |
712 |
16 |
1956 |
| NBBJ |
11 |
|
|
Seattle, WA |
$182,000,000 |
675 |
9 |
1943 |
| Perkins Eastman |
16 |
|
|
New York, NY |
$130,000,000 |
675 |
13 |
1981 |
| Gresham, Smith and Partners |
25 |
|
|
Nashville, TN |
$85,953,500 |
625 |
|
1967 |
| HGA Architects and Engineers |
14 |
|
|
Minneapolis, MN |
$134,200,000 |
610 |
6 |
1953 |
| Walsh Bishop Associates |
|
|
|
Minneapolis, MN |
|
520 |
|
1984 |
| Rafael Viñoly Architects |
26 |
|
|
New York, NY |
$84,966,000 |
510 |
|
1983 |
| Clark Nexsen |
32 |
|
|
Norfolk, VA |
$66,300,000 |
505 |
6 |
1920 |
| DLR Group |
21 |
|
|
Omaha, NE |
$110,000,000 |
502 |
21 |
1966 |
| Kohn Pedersen Fox |
19 |
|
|
New York, NY |
$123,600,000 |
500 |
6 |
1976 |
| L. R. Kimball (Architecture) |
119 |
|
|
Ebensburg, PA |
$20,583,600 |
465 |
10 |
1953 |
| ZGF Architects |
20 |
|
|
Portland, OR |
$120,248,889 |
426 |
5 |
1959 |
| KlingStubbins |
|
|
|
Philadelphia, PA |
|
425 |
6 |
1946 |
| PageSoutherlandPage |
27 |
|
|
Austin, TX |
$84,429,100 |
415 |
5 |
1898 |
| HMC Architects |
23 |
|
|
Los Angeles, CA |
$87,973,699 |
389 |
10 |
1940 |
| Wilson Associates |
124 |
|
|
Dallas, TX |
$20,100,000 |
375 |
7 |
1971 |
| Arquitectonica |
70 |
|
|
Miami, FL |
$30,039,000 |
355 |
|
1977 |
| CTA Architects Engineers |
54 |
|
|
Billings, MT |
$40,800,000 |
344 |
12 |
1938 |
| Populous |
24 |
|
|
Kansas City, MO |
$86,000,000 |
333 |
12 |
1983 |
| EwingCole |
33 |
|
|
Philadelphia, PA |
$64,566,000 |
330 |
3 |
1961 |
| Goodwyn, Mills & Cawood |
189 |
|
|
Montgomery, AL |
$12,452,160 |
310 |
|
1975 |
| MulvannyG2 Architecture |
41 |
|
|
Bellevue, WA |
$50,000,000 |
308 |
4 |
1971 |
| Corgan Associates |
29 |
|
|
Dallas, TX |
$81,782,000 |
301 |
8 |
1938 |
| Wimberly Allison Tong & Goo (WATG) |
40 |
|
|
Irvine, CA |
$51,000,000 |
301 |
6 |
1945 |
| Epstein |
146 |
|
|
Chicago, IL |
$17,340,000 |
300 |
4 |
1921 |
| EYP Architecture & Engineering |
30 |
|
|
Albany, NY |
$72,681,105 |
300 |
8 |
1972 |
| NTD Architecture |
59 |
|
|
San Diego, CA |
$36,822,000 |
300 |
7 |
1953 |
| Langdon Wilson International |
61 |
|
|
Los Angeles, CA |
$35,300,000 |
280 |
|
1951 |
| Otak |
|
|
|
Lake Oswego, OR |
|
268 |
8 |
1981 |
| VOA Associates |
48 |
|
|
Chicago, IL |
$45,300,000 |
262 |
7 |
1969 |
| Swanke Hayden Connell Architects |
55 |
|
|
New York, NY |
$40,698,000 |
250 |
11 |
1906 |
| Kasian Architecture Interior Design and Planning |
36 |
|
|
Vancouver, BC |
$55,000,000 |
248 |
|
1985 |
| BSA LifeStructures |
47 |
|
|
Indianapolis, IN |
$45,326,151 |
247 |
3 |
1975 |
| SHW Group |
34 |
|
|
Plano, TX |
$59,796,231 |
240 |
8 |
1945 |
Note: you may click on any of the column headings in the table above to change the sort order.
| 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 Large | 451+ employees |
| Large | 101-450 employees |
| Medium | 21-100 employees |
| Small | 20 employees or less |
