Top International Architecture Firms
| Rank | Company | 2012 International Revenue ($) |
| 1 | Gensler | $202,138,052 |
| 2 | Skidmore, Owings & Merrill | $155,083,000 |
| 3 | HOK | $147,000,000 |
| 4 | Kohn Pedersen Fox Associates | $122,280,500 |
| 5 | RTKL Associates | $105,228,000 |
| 6 | Perkins+Will | $79,950,291 |
| 7 | Cannon Design | $70,000,000 |
| 8 | HDR Architecture | $69,100,000 |
| 9 | Callison | $63,491,116 |
| 10 | WATG / Wimberly Interiors | $58,638,000 |
| 11 | PageSoutherlandPage | $43,330,000 |
| 12 | Stantec | $43,300,000 |
| 13 | NBBJ | $37,445,000 |
| 14 | Perkins Eastman | $36,250,000 |
| 15 | HKS | $33,000,000 |
| 16 | IBI Group | $32,888,520 |
| 17 | Populous | $30,990,000 |
| 18 | Jerde Partnership, The | $17,800,000 |
| 19 | Swanke Hayden Connell Asrchitects | $14,500,000 |
| 20 | Cambridge Seven Associates | $13,424,000 |
| 21 | Goettsch Partners | $12,340,000 |
| 22 | Kaplan McLaughlin Diaz | $11,402,329 |
| 23 | Leo A Daly | $11,225,000 |
| 24 | Smallwood, Reynolds, Stewart, Stewart & Associates | $9,981,006 |
| 25 | VOA Associates | $9,430,080 |
| 26 | GBBN Architects | $7,860,000 |
| 27 | ZGF Architects | $7,624,814 |
| 28 | BBG-BBGM | $6,800,000 |
| 29 | Epstein | $6,754,000 |
| 30 | FXFOWLE Architects | $5,735,071 |
| 31 | MBH Architects | $5,700,000 |
| 32 | SmithGroupJJR | $5,300,000 |
| 33 | HLW International | $5,000,000 |
| 33 | Albert Kahn Family of Companies | $5,000,000 |
| 35 | Payette | $4,905,720 |
| 36 | Cuningham Group Architecture | $4,850,000 |
| 37 | FRCH Design Worldwide | $3,900,000 |
| 38 | Sasaki Associates | $3,486,090 |
| 39 | Perkowitz+Ruth Architects | $3,400,000 |
| 40 | WHR Architects | $2,969,358 |
| 41 | RNL | $2,500,000 |
| 42 | Corgan | $2,490,000 |
| 43 | Hoefer Wysocki Architecture | $2,479,000 |
| 44 | Beyer Blinder Belle Architects & Planners | $2,297,652 |
| 45 | EwingCole | $2,000,000 |
| 46 | Gresham, Smith and Partners | $1,935,498 |
| 47 | LMN Architects | $1,798,700 |
| 48 | KZF Design | $1,610,959 |
| 49 | Ware Malcomb | $1,600,000 |
| 50 | Fentress Architects | $1,502,800 |
| 51 | OZ Architecture | $1,500,000 |
| 52 | DLR Group | $1,300,000 |
| 53 | Integrated Design Group | $1,159,416 |
| 54 | Nadel | $1,000,000 |
| 55 | Sherlock, Smith & Adams | $916,000 |
| 56 | HMC Architects | $900,000 |
| 57 | Reynolds, Smith and Hills | $872,000 |
| 58 | Davis Brody Bond | $700,000 |
| 59 | FKP Architects | $680,000 |
| 60 | Flad Architects | $631,128 |
| 61 | Solomon Cordwell Buenz | $571,000 |
| 62 | CTA Architects Engineers | $500,000 |
| 63 | Astorino | $484,000 |
| 64 | Little | $473,000 |
| 65 | Ennead Architects | $410,000 |
| 66 | Heery International | $394,000 |
| 67 | NTD Architecture | $391,557 |
| 68 | NELSON | $346,071 |
| 69 | Westlake Reed Leskosky | $300,000 |
| 70 | Morris Architects | $250,000 |
| 71 | Harvard Jolly Architecture | $213,000 |
| 72 | Shepley Bulfinch Richardson & Abbott | $173,757 |
| 73 | BSA LifeStructures | $173,549 |
| 74 | api(+) | $150,000 |
| 75 | Hammel, Green and Abrahamson | $122,000 |
| 76 | FreemanWhite | $88,000 |
| 77 | Carrier Johnson + Culture | $85,362 |
| 78 | SRG Partnership | $76,351 |
| 79 | SHW Group | $42,546 |
| 80 | Cooper Carry | $26,153 |
Top International Engineering Firms
| Rank | Company | 2012 International Revenue ($) |
| 1 | Jacobs Engineering Group | $2,579,310,985 |
| 2 | Fluor | $2,534,708,300 |
| 3 | URS Corp. | $1,477,167,422 |
| 4 | Parsons Brinckerhoff | $1,214,500,000 |
| 5 | Buro Happold Consulting Engineers | $166,020,000 |
| 6 | Burns & McDonnell | $42,100,000 |
| 7 | Arup | $36,313,704 |
| 8 | SSOE Group | $31,069,888 |
| 9 | Thornton Tomasetti | $29,592,609 |
| 10 | H&A Architects & Engineers | $21,367,698 |
| 11 | Allen & Shariff | $16,100,000 |
| 12 | Middough | $9,000,000 |
| 13 | Magnusson Klemencic Associates | $8,128,991 |
| 14 | Rolf Jensen & Associates | $8,000,000 |
| 15 | M-E Engineers | $7,000,000 |
| 16 | Syska Hennessy Group | $5,733,138 |
| 17 | Merrick & Co. | $5,100,000 |
| 18 | Henderson Engineers | $4,980,000 |
| 19 | Clark Nexsen | $4,697,276 |
| 20 | Environmental Systems Design | $4,080,319 |
| 21 | Vanderweil Engineers | $3,567,700 |
| 22 | Ross & Baruzzini | $3,241,379 |
| 23 | Aon Fire Protection Engineering | $3,000,000 |
| 24 | Science Applications International Corp. | $2,708,771 |
| 25 | Walter P Moore | $2,593,808 |
| 26 | Glumac | $2,500,000 |
| 27 | Walker Parking Consultants | $2,377,824 |
| 28 | Simpson Gumpertz & Heger | $2,100,000 |
| 29 | KPFF Consulting Engineers | $2,000,000 |
| 30 | Affiliated Engineers | $1,985,000 |
| 31 | Peter Basso Associates | $1,800,000 |
| 32 | TLC Engineering for Architecture | $1,628,063 |
| 33 | RMF Engineering Design | $1,500,000 |
| 34 | Interface Engineering | $1,232,906 |
| 35 | BRPH | $1,190,000 |
| 36 | CTLGroup | $900,000 |
| 37 | KJWW Engineering Consultants | $725,000 |
| 38 | Bard, Rao + Athanas Consulting Engineers | $650,000 |
| 39 | CCRD Partners | $500,000 |
| 39 | Hixson Architecture, Engineering, Interiors | $500,000 |
| 41 | AKF Group | $439,000 |
| 42 | Newcomb & Boyd | $217,079 |
| 43 | ThermalTech Engineering | $175,000 |
| 44 | Mazzetti | $126,899 |
| 45 | Wiss, Janney, Elstner Associates | $125,000 |
| 46 | Primera Engineers | $112,000 |
| 47 | Coffman Engineers | $100,000 |
| 47 | Paulus, Sokolowski and Sartor | $100,000 |
| 49 | Degenkolb Engineers | $89,391 |
| 50 | Spectrum Engineers | $83,266 |
| 51 | Sparling | $69,985 |
| 52 | TTG | $50,000 |
| 53 | Zak Companies | $40,061 |
Top International Construction Firms
| Rank | Company | 2012 International Revenue ($) |
| 1 | B. L. Harbert International | $448,930,896 |
| 2 | ECC | $363,543,212 |
| 3 | Jones Lang LaSalle | $205,493,000 |
| 4 | Gilbane | $182,628,000 |
| 5 | Structure Tone | $167,444,000 |
| 6 | Walsh Group, The | $147,508,376 |
| 7 | Yates Cos., The | $73,700,000 |
| 8 | PCL Construction Enterprises | $58,194,468 |
| 9 | Turner Corporation, The | $55,470,000 |
| 10 | Walbridge | $31,000,000 |
| 11 | Alberici Constructors | $27,837,042 |
| 12 | DPR Construction | $23,642,679 |
| 13 | Haskell | $18,176,169 |
| 14 | Lend Lease | $16,844,000 |
| 15 | Weitz Co., The | $5,221,000 |
| 16 | Mortenson Construction | $860,000 |
| 17 | Hunt Companies | $511,927 |
Read the full 2013 Giants 300 Report
Related Stories
Giants 400 | Aug 22, 2022
Top 85 Laboratory Facility Architecture + AE Firms for 2022
Flad Architects, HDR, DGA, and Payette top the ranking of the nation's largest science and technology (S+T) laboratory facility architecture and architecture/engineering (AE) firms, as reported in Building Design+Construction's 2022 Giants 400 Report.
Giants 400 | Aug 22, 2022
Top 85 University Engineering + EA Firms for 2022
AECOM, Jacobs, Salas O'Brien, and IMEG head the ranking of the nation's largest university sector engineering and engineering/architecture (EA) firms, as reported in Building Design+Construction's 2022 Giants 400 Report.
Giants 400 | Aug 22, 2022
Top 150 University Architecture + AE Firms for 2022
Gensler, CannonDesign, SmithGroup, and Perkins and Will top the ranking of the nation's largest university sector architecture and architecture/engineering (AE) firms, as reported in Building Design+Construction's 2022 Giants 400 Report.
| Aug 22, 2022
Gainesville, Fla., lawmakers moved to end single-family zoning
The Gainesville City Commission recently voted to advance zoning changes that would allow duplexes, triplexes, and quadplexes to be built on land currently zoned for single-family homes.
| Aug 22, 2022
For Gen Z, “enhanced communication” won’t cut it
As the fastest-growing generation, Generation Z, loosely defined as those born between the mid-1990s and early 2000s, has become a hot topic in conversations surrounding workplace design.
| Aug 22, 2022
Less bad is no longer good enough
As we enter the next phase of our fight against climate change, I am cautiously optimistic about our sustainable future and the design industry’s ability to affect what the American Institute of Architects (AIA) calls the biggest challenge of our generation.
Giants 400 | Aug 21, 2022
Top 110 Architecture/Engineering Firms for 2022
Stantec, HDR, HOK, and Skidmore, Owings & Merrill 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 2022 Giants 400 Report.
Giants 400 | Aug 20, 2022
Top 180 Architecture Firms for 2022
Gensler, Perkins and Will, HKS, and Perkins Eastman top the rankings of the nation's largest architecture firms for nonresidential and multifamily buildings work, as reported in Building Design+Construction's 2022 Giants 400 Report.
Giants 400 | Aug 19, 2022
2022 Giants 400 Report: Tracking the nation's largest architecture, engineering, and construction firms
Now 46 years running, Building Design+Construction's 2022 Giants 400 Report rankings the largest architecture, engineering, and construction firms in the U.S. This year a record 519 AEC firms participated in BD+C's Giants 400 report. The final report includes more than 130 rankings across 25 building sectors and specialty categories.
| Aug 19, 2022
Cuningham appoints Jacqueline Dompe as new Chief Executive Officer
Cuningham, a national design firm, is thrilled to announce the appointment of Jacqueline Dompe as the firm’s Chief Executive Officer (CEO).
