Stantec, HDR, HOK, and SOM top the rankings of the nation's largest architecture engineering (AE) firms for nonresidential and multifamily buildings work, as reported in Building Design+Construction's 2021 Giants 400 Report.
| Top 95 Architecture/Engineering Firms for 2021 | ||
| FIRM | 2020 REVENUE | |
| 1 | Stantec | $688,974,028 |
| 2 | HDR | $585,400,000 |
| 3 | HOK | $447,000,000 |
| 4 | Skidmore, Owings & Merrill | $340,869,307 |
| 5 | DLR Group | $279,565,000 |
| 6 | CallisonRTKL | $273,026,107 |
| 7 | Smithgroup | $267,168,526 |
| 8 | IBI Group* | $252,322,000 |
| 9 | Page | $206,243,000 |
| 10 | CannonDesign | $190,000,000 |
| 11 | PGAL | $179,200,000 |
| 12 | PBK | $174,800,000 |
| 13 | Ware Malcomb | $160,272,290 |
| 14 | HGA | $150,376,927 |
| 15 | NORR | $128,839,831 |
| 16 | Gresham Smith | $128,160,701 |
| 17 | EYP | $124,775,275 |
| 18 | EwingCole | $108,500,000 |
| 19 | Flad Architects | $107,700,000 |
| 20 | LPA | $103,230,795 |
| 21 | Humphreys and Partners | $101,000,000 |
| 22 | Leo A Daly | $93,870,859 |
| 23 | HED | $90,910,000 |
| 24 | Huckabee | $88,467,417 |
| 25 | RS&H | $85,100,000 |
| 26 | Clark Nexsen | $72,240,000 |
| 27 | SLAM | $68,399,211 |
| 28 | Wold Architects and Engineers | $66,050,000 |
| 29 | Little Diversified Architectural Consulting | $63,369,659 |
| 30 | Goodwyn Mills Cawood | $54,356,191 |
| 31 | Core States Group | $48,423,057 |
| 32 | E4H Environments for Health Architecture | $47,000,000 |
| 33 | Progressive AE | $45,155,862 |
| 34 | BSA LifeStructures | $43,144,365 |
| 35 | RDG Planning & Design | $41,023,198 |
| 36 | H2M Architects + Engineers | $39,479,220 |
| 37 | CESO | $39,365,886 |
| 38 | Bergmann | $39,180,000 |
| 39 | LaBella Associates | $38,428,000 |
| 40 | CPL | $35,548,808 |
| 41 | Bermello Ajamil & Partners | $35,002,668 |
| 42 | G70 | $34,662,496 |
| 43 | GreenbergFarrow | $33,715,000 |
| 44 | WD Partners | $32,400,000 |
| 45 | Kahler Slater | $30,770,000 |
| 46 | Hoefer Welker | $29,403,000 |
| 47 | Ryan Companies US / Ryan A+E | $29,011,000 |
| 48 | AE7 | $28,666,471 |
| 49 | BSB Design | $28,271,751 |
| 50 | KZF Design | $28,224,951 |
| 51 | BKV Group | $26,925,531 |
| 52 | Sheehan Nagle Hartray Architects | $26,184,756 |
| 53 | Woolpert | $26,126,359 |
| 54 | GMB Architecture + Engineering | $26,011,414 |
| 55 | Hollis + Miller Architects | $25,711,480 |
| 56 | Huitt-Zollars | $23,640,045 |
| 57 | Clark & Enersen | $22,976,324 |
| 58 | DLZ Corp. | $22,908,867 |
| 59 | Barge Design Solutions | $22,268,972 |
| 60 | Lawrence Group | $22,139,868 |
| 61 | Fanning Howey Associates | $22,124,899 |
| 62 | Wendel | $21,615,494 |
| 63 | Becker Morgan Group | $20,842,926 |
| 64 | Baskervill | $19,861,254 |
| 65 | Cromwell Architects Engineers | $19,608,013 |
| 66 | Larson Design Group | $19,155,356 |
| 67 | TETER | $18,588,242 |
| 68 | SHP | $18,000,000 |
| 69 | Onyx Creative | $16,898,115 |
| 70 | BCA Architects & Engineers | $14,895,000 |
| 71 | BBS Architects | $12,681,939 |
| 72 | CSArch | $12,280,207 |
| 73 | KGD Architecture | $11,884,564 |
| 74 | CBRE | $11,305,250 |
| 75 | Hafer | $10,955,111 |
| 76 | Garmann Miller & Associates | $10,632,800 |
| 77 | DLA Architects | $10,159,751 |
| 78 | Álvarez-Díaz & Villalón | Architecture & Interior Design | $9,795,504 |
| 79 | Rosemann & Associates | $9,620,000 |
| 80 | Randall-Paulson Architects | $9,506,204 |
| 81 | Emersion Design | $9,406,573 |
| 82 | Eckenhoff Saunders Architects | $9,400,000 |
| 83 | Design Collaborative | $9,131,330 |
| 84 | Performa | $8,645,000 |
| 85 | Nehmer | $8,450,000 |
| 86 | Kitchen & Associates | $8,018,422 |
| 87 | KG+D Architects | $7,799,008 |
| 88 | Base4 | $7,708,335 |
| 89 | H. Hendy Associates | $7,422,652 |
| 90 | AG Architecture | $6,709,646 |
| 91 | PF&A Design | $6,373,157 |
| 92 | FreemanWhite, a Haskell Company | $5,959,730 |
| 93 | Architectural Design Consultants | $5,929,900 |
| 94 | RQAW | $5,267,267 |
| 95 | VEBH Architects | $4,587,555 |
| 96 | //3877 | $3,376,000 |
| 97 | GRW | $3,200,135 |
| 98 | Walbridge | $2,480,000 |
| 99 | Osports | $2,391,906 |
| 100 | Sebree Architects | $1,400,000 |
SOURCE: 2021 Giants 400 Report *Editors' estimate Note: GMB Architecture + Engineering was moved from Top 40 Engineering/Architecture Firms for 2021 on 10/27/21.
BACK TO THE 2021 GIANTS 400 LANDING PAGE
Related Stories
Giants 400 | Sep 17, 2015
CONVENTION CENTER SECTOR GIANTS: Gensler, AECOM, Turner top rankings of nation's largest convention/events sector AEC firms
BD+C's rankings of the nation's largest convention/events sector design and construction firms, as reported in the 2015 Giants 300 Report.
Giants 400 | Sep 17, 2015
AIRPORT SECTOR GIANTS: KPF, Hensel Phelps, Jacobs top rankings of nation's largest airport terminal sector AEC firms
BD+C's rankings of the nation's largest airport terminal sector design and construction firms, as reported in the 2015 Giants 300 Report.
Giants 400 | Sep 15, 2015
HOTEL SECTOR GIANTS: Gensler, AECOM, Turner among nation's largest hotel sector AEC firms
BD+C's rankings of the nation's largest hotel sector design and construction firms, as reported in the 2015 Giants 300 Report.
Giants 400 | Sep 10, 2015
INDUSTRIAL SECTOR GIANTS: Stantec, Turner, Jacobs among top industrial AEC firms
BD+C's rankings of the nation's largest industrial sector design and construction firms, as reported in the 2015 Giants 300 Report
Giants 400 | Sep 10, 2015
MILITARY SECTOR GIANTS: Clark Group, HDR, Fluor top rankings of nation's largest military sector AEC firms
BD+C's rankings of the nation's largest military sector design and construction firms, as reported in the 2015 Giants 300 Report
Giants 400 | Sep 8, 2015
RETAIL SECTOR GIANTS: Callison RTKL, PCL Construction, Jacobs among top retail sector AEC firms
BD+C's rankings of the nation's largest retail sector design and construction firms, as reported in the 2015 Giants 300 Report
Giants 400 | Aug 7, 2015
GOVERNMENT SECTOR GIANTS: Public sector spending even more cautiously on buildings
AEC firms that do government work say their public-sector clients have been going smaller to save money on construction projects, according to BD+C's 2015 Giants 300 report.
Giants 400 | Aug 7, 2015
K-12 SCHOOL SECTOR GIANTS: To succeed, school design must replicate real-world environments
Whether new or reconstructed, schools must meet new demands that emanate from the real world and rapidly adapt to different instructional and learning modes, according to BD+C's 2015 Giants 300 report.
Giants 400 | Aug 7, 2015
MULTIFAMILY AEC GIANTS: Slowdown prompts developers to ask: Will the luxury rentals boom hold?
For the last three years, rental apartments have occupied the hot corner in residential construction, as younger people gravitated toward renting to be closer to urban centers and jobs. But at around 360,000 annual starts, multifamily might be peaking, according to BD+C's 2015 Giants 300 report.
Giants 400 | Aug 7, 2015
UNIVERSITY SECTOR GIANTS: Collaboration, creativity, technology—hallmarks of today’s campus facilities
At a time when competition for the cream of the student/faculty crop is intensifying, colleges and universities must recognize that students and parents are coming to expect an education environment that foments collaboration, according to BD+C's 2015 Giants 300 report.
