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
Affordable Housing | Oct 20, 2023
Cracking the code of affordable housing
Perkins Eastman's affordable housing projects show how designers can help to advance the conversation of affordable housing.
Senior Living Design | Oct 19, 2023
Senior living construction poised for steady recovery
Senior housing demand, as measured by the change in occupied units, continued to outpace new supply in the third quarter, according to NIC MAP Vision. It was the ninth consecutive quarter of growth with a net absorption gain. On the supply side, construction starts continued to be limited compared with pre-pandemic levels.
Warehouses | Oct 19, 2023
JLL report outlines 'tremendous potential' for multi-story warehouses
A new category of buildings, multi-story warehouses, is beginning to take hold in the U.S. and their potential is strong. A handful of such facilities, also called “urban logistics buildings” have been built over the past five years, notes a new report by JLL.
Building Materials | Oct 19, 2023
New white papers offer best choices in drywall, flooring, and insulation for embodied carbon and health impacts
“Embodied Carbon and Material Health in Insulation” and “Embodied Carbon and Material Health in Gypsum Drywall and Flooring,” by architecture and design firm Perkins&Will in partnership with the Healthy Building Network, advise on how to select the best low-carbon products with the least impact on human health.
Contractors | Oct 19, 2023
Crane Index indicates slowing private-sector construction
Private-sector construction in major North American cities is slowing, according to the latest RLB Crane Index. The number of tower cranes in use declined 10% since the first quarter of 2023. The index, compiled by consulting firm Rider Levett Bucknall (RLB), found that only two of 14 cities—Boston and Toronto—saw increased crane counts.
Office Buildings | Oct 19, 2023
Proportion of workforce based at home drops to lowest level since pandemic began
The proportion of the U.S. workforce working remotely has dropped considerably since the start of the Covid 19 pandemic, but office vacancy rates continue to rise. Fewer than 26% of households have someone who worked remotely at least one day a week, down sharply from 39% in early 2021, according to the latest Census Bureau Household Pulse Surveys.
Biophilic Design | Oct 18, 2023
6 ways to integrate nature into the workplace
Integrating nature into the workplace is critical to the well-being of employees, teams and organizations. Yet despite its many benefits, incorporating nature in the built environment remains a challenge.
Giants 400 | Oct 17, 2023
Top 130 Sports Facility Architecture Firms for 2023
Populous, Gensler, HOK, and HKS head BD+C's ranking of the nation's largest sports facility architecture and architecture/engineering (AE) firms for 2023, as reported in Building Design+Construction's 2023 Giants 400 Report.
Office Buildings | Oct 16, 2023
The impact of office-to-residential conversion on downtown areas
Gensler's Duanne Render looks at the incentives that could bring more office-to-residential conversions to life.
Giants 400 | Oct 11, 2023
Top 100 Industrial Sector Architecture Firms for 2023
Ware Malcomb, Arcadis, Stantec, and Gresham Smith top the ranking of the nation's largest industrial facility sector architecture and architecture/engineering (AE) firms for 2023, as reported in Building Design+Construction's 2023 Giants 400 Report.
