Top International Architecture Firms
| Rank | Company | 2013 International Building Revenue |
| 1 | Gensler | $207,760,000 |
| 2 | Skidmore, Owings & Merrill | $174,884,052 |
| 3 | HOK | $146,000,000 |
| 4 | Kohn Pedersen Fox Associates | $135,121,000 |
| 5 | HDR | $123,700,000 |
| 6 | RTKL Associates | $105,228,000 |
| 7 | Perkins+will | $86,420,000 |
| 8 | Callison | $82,668,321 |
| 9 | WATG | Wimberly Interiors | $62,305,000 |
| 10 | Stantec | $57,490,350 |
| 11 | NBBJ | $51,691,000 |
| 12 | Page | $40,000,000 |
| 13 | Perkins Eastman | $38,750,000 |
| 14 | HKS | $36,120,903 |
| 15 | Populous | $31,442,000 |
| 16 | Adrian Smith + Gordon Gill Architecture | $28,570,000 |
| 17 | NORR | $26,355,578 |
| 18 | Jerde Partnership, The | $20,500,000 |
| 19 | Leo A Daly | $19,050,000 |
| 20 | MulvannyG2 Architecture | $18,000,000 |
| 21 | Goettsch Partners | $14,950,000 |
| 22 | Cambridge Seven Associates | $14,657,400 |
| 23 | SmithGroupJJR | $13,100,000 |
| 24 | VOA Associates | $12,558,614 |
| 25 | WD Partners | $11,500,000 |
| 26 | Smallwood, Reynolds, Stewart, Stewart & Associates | $9,208,743 |
| 27 | Davis Brody Bond | $7,700,125 |
| 28 | FXFOWLE Architects | $7,680,000 |
| 29 | CannonDesign | $7,000,000 |
| 30 | GBBN Architects | $6,980,000 |
| 31 | Epstein | $6,731,000 |
| 32 | Flad Architects | $6,580,000 |
| 33 | MBH Architects | $5,471,000 |
| 34 | Hammel, Green and Abrahamson | $5,100,000 |
| 35 | Cuningham Group Architecture | $4,798,454 |
| 36 | Payette | $4,488,512 |
| 37 | Clark Nexsen | $4,435,941 |
| 38 | ZGF Architects | $4,374,417 |
| 39 | WHR Architects | $3,907,392 |
| 40 | Parkhill, Smith & Cooper | $3,518,000 |
| 41 | Westlake Reed Leskosky | $3,300,000 |
| 42 | FRCH Design Worldwide | $3,260,000 |
| 43 | DLR Group | $3,100,000 |
| 44 | RS&H | $2,450,000 |
| 45 | Corgan | $2,413,640 |
| 46 | Ratio Architects | $2,392,817 |
| 47 | Rosser International | $2,371,785 |
| 48 | Ennead Architects | $2,367,000 |
| 49 | Beyer Blinder Belle | $2,235,683 |
| 50 | Solomon Cordwell Buenz | $2,000,000 |
| 51 | Albert Kahn Associates | $2,000,000 |
| 52 | SchenkelShultz Architecture | $1,977,000 |
| 53 | Integrus Architecture | $1,941,923 |
| 54 | Swanke Hayden Connell Architects | $1,843,000 |
| 55 | Ware Malcomb | $1,807,000 |
| 56 | Shepley Bulfinch | $1,760,000 |
| 57 | LMN Architects | $1,678,400 |
| 58 | Nelson | $1,619,612 |
| 59 | IBI Group ? Gruzen Samton | $1,500,000 |
| 60 | KZF Design | $1,448,034 |
| 61 | Sherlock, Smith & Adams | $1,230,000 |
| 62 | OZ Architecture | $1,200,000 |
| 63 | BRPH | $1,190,000 |
| 64 | Gresham, Smith and Partners | $1,071,000 |
| 65 | Nadel | $1,000,000 |
| 66 | EwingCole | $1,000,000 |
| 67 | Adache Group Architects | $875,000 |
| 68 | P+R Architects | $870,123 |
| 69 | RSP Architects | $810,000 |
| 70 | Fentress Architects | $758,040 |
| 71 | RNL | $639,000 |
| 72 | EDI International | $575,101 |
| 73 | Little | $486,000 |
| 74 | Harvard Jolly Architecture | $483,206 |
| 75 | Harley Ellis Devereaux | $480,000 |
| 76 | SHW Group | $407,000 |
| 77 | Heery International | $359,361 |
| 78 | Sheehan Partners | $276,860 |
| 79 | HMC Architects | $274,593 |
| 80 | PGAL | $252,000 |
| 81 | Cooper Carry | $244,714 |
| 82 | Carrier Johnson + Culture | $106,500 |
| 83 | Lord Aeck Sargent | $101,355 |
| 84 | TK Architects | $90,000 |
| 85 | Wight & Company | $85,000 |
| 86 | FreemanWhite | $80,138 |
| 87 | Mithun | $71,200 |
| 88 | Colkitt & Company | $20,000 |
| 89 | Hoffmann Architects | $8,400 |
Top International Engineering Firms
| Rank | Company | 2013 International Building Revenue |
| 1 | Jacobs | $6,175,120,000 |
| 2 | Fluor Corporation | $1,991,610,000 |
| 3 | URS Corp. | $1,314,679,005 |
| 4 | AECOM Technology Corp. | $1,138,730,000 |
| 5 | Parsons Brinckerhoff | $1,084,936,001 |
| 6 | Thornton Tomasetti | $37,269,089 |
| 7 | Arup | $37,016,942 |
| 8 | Burns & McDonnell | $30,410,000 |
| 9 | H&A Architects & Engineers | $20,775,000 |
| 10 | Allen & Shariff | $15,126,898 |
| 11 | WSP Group | $12,000,000 |
| 12 | SSOE Group | $11,336,292 |
| 13 | Rolf Jensen & Associates | $7,700,000 |
| 14 | Magnusson Klemencic Associates | $7,601,401 |
| 15 | M-E Engineers | $7,264,800 |
| 16 | Syska Hennessy Group | $6,585,219 |
| 17 | Simpson Gumpertz & Heger | $5,600,000 |
| 18 | Affiliated Engineers | $5,067,000 |
| 19 | Ross & Baruzzini | $4,797,400 |
| 20 | Aon Fire Protection Engineering Corp. | $4,500,000 |
| 21 | Vanderweil Engineers | $4,136,700 |
| 22 | AKF Group | $3,725,000 |
| 23 | Walter P Moore and Associates | $3,705,416 |
| 24 | Leidos | $3,470,000 |
| 25 | TTG | $3,459,770 |
| 26 | DeSimone Consulting Engineers | $2,765,700 |
| 27 | Interface Engineering | $2,659,451 |
| 28 | TLC Engineering for Architecture | $2,552,582 |
| 29 | Walker Parking Consultants | $2,479,817 |
| 30 | CTLGroup | $2,200,000 |
| 31 | Environmental Systems Design | $1,732,272 |
| 32 | KPFF Consulting Engineers | $1,500,000 |
| 33 | Integrated Design Group | $1,023,750 |
| 34 | Hixson Architecture, Engineering, Interiors | $1,000,000 |
| 35 | Henderson Engineers | $870,000 |
| 36 | Coffman Engineers | $800,000 |
| 37 | Glumac | $798,379 |
| 38 | RMF Engineering | $500,000 |
| 39 | CCRD Partners | $425,000 |
| 40 | Dewberry | $400,000 |
| 41 | Primera Engineers | $253,000 |
| 42 | Paulus, Sokolowski and Sartor | $250,000 |
| 43 | ThermalTech Engineering | $230,000 |
| 44 | Newcomb & Boyd | $216,965 |
| 45 | Mazzetti | $166,970 |
| 46 | Highland Associates | $150,000 |
| 47 | Zak Companies | $54,939 |
| 48 | Sparling | $41,524 |
| 49 | Spectrum Engineers | $25,994 |
| 50 | Wiss, Janney, Elstner Associates | $9,100 |
| 51 | Wick Fisher White | $4,400 |
Top International Construction Firms
| Rank | Company | 2013 International Building Revenue |
| 1 | Parsons Brinckerhoff | $1,084,936,001 |
| 2 | B. L. Harbert International | $504,312,862 |
| 3 | JLL | $305,410,000 |
| 4 | Structure Tone | $295,448,000 |
| 5 | Hill International | $295,000,000 |
| 6 | Gilbane | $264,183,000 |
| 7 | Walbridge | $227,000,000 |
| 8 | Yates Companies, The | $177,000,000 |
| 9 | Walsh Group, The | $150,818,010 |
| 10 | PCL Construction | $91,802,638 |
| 11 | Lend Lease | $75,262,000 |
| 12 | Barton Malow | $62,905,871 |
| 13 | Turner Construction | $39,141,101 |
| 14 | Alberici Constructors | $23,411,539 |
| 15 | Beck Group, The | $17,509,885 |
| 16 | Haskell | $15,300,262 |
| 17 | Allen & Shariff | $15,126,898 |
| 18 | Shawmut Design and Construction | $13,750,000 |
| 19 | DPR Construction | $9,200,000 |
| 20 | Fortis Construction | $8,300,000 |
| 21 | Astorino | $1,745,421 |
| 22 | Hunt Construction Group | $1,000,000 |
| 23 | Hunt Companies | $543,000 |
| 24 | Heery International | $359,361 |
| 25 | BlueScope Construction | $323,025 |
| 26 | Wight & Company | $85,000 |
Read BD+C's full 2014 Giants 300 Report
Related Stories
| May 17, 2011
The New Orleans master plan
At an afternoon panel during last week's AIA National Conference in New Orleans, Goody Clancy Principal David Dixon and Manning Principal W. Raymond Manning shared their experiences creating the New Orleans Master Plan, a document that sets a new course for the city, from land use and transportation planning to environmental protection.
| May 17, 2011
Do these buildings look like buffalo to you?
It’s hard to contemplate winter now that we’re mid-spring, but when the seasons change, ice skaters in Winnipeg will be able to keep warm in plywood shelters designed by Patkau Architects. The designers created temporary shelters inspired by animal behavior—specifically, buffalo bracing against the wind. Check them out.
| May 16, 2011
USGBC and AIA unveil report for greening K-12 schools
The U.S. Green Building Council and the American Institute of Architects unveiled "Local Leaders in Sustainability: A Special Report from Sundance," which outlines a five-point national action plan that mayors and local leaders can use as a framework to develop and implement green schools initiatives.
| May 16, 2011
Dassault Systèmes to distribute Gehry Technologies’ digital project
Dassault Systèmes and Gehry Technologies announced that Gehry Technologies’ Digital Project products will be integrated into the Dassault Systèmes’ portfolio and distributed through Dassault Systèmes. Digital Project is a suite of 3D BIM applications created by Gehry Technologies using Dassault Systèmes’ CATIA as a core modeling engine.
| May 11, 2011
DOE releases guide for 50% more energy-efficient office buildings
The U.S. Department of Energy today announced the release of the first in a new series of Advanced Energy Design Guides to aid in the design of highly energy efficient office buildings. The 50% AEDG series will provide a practical approach to commercial buildings designed to achieve 50% energy savings compared to the commercial building energy code used in many areas of the country.
| May 10, 2011
Google hires Ingenhoven Architects to design new Mountain View office
The current Googleplex is straining at the seams and yet the company is preparing its biggest hiring surge ever, so Google decided now’s the time to build its own office space—a first for the Internet giant. The company hired Ingenhoven Architects, a German firm that specializes in sustainable architecture, to create plans for what could be a 600,000-sf office.
| May 10, 2011
Solar installations on multifamily rooftops aid social change
The Los Angeles Business Council's study on the feasibility of installing solar panels on the city’s multifamily buildings shows there's tremendous rooftop capacity, and that a significant portion of that rooftop capacity comes from buildings in economically depressed neighborhoods. Solar installations could therefore be used to create jobs, lower utility costs, and improve conditions for residents in these neighborhood.
| May 10, 2011
Dinner is now served…atop the Lincoln Memorial?
Take a look at the temporary restaurant sitting atop Brussels’ historic Arc de Triomphe-Triomfboog. The Cube, by Electrolux, offers 18 diners a spectacular view of the Parc du Cinquantenair, and is one of two structures traveling across Europe, making stops at famous landmarks in Belgium, Italy, Switzerland, Sweden, and Russia. What do you think about one of these 60-tonne structures being placed on a U.S. memorial?
| May 6, 2011
Ellerbe Becket now operating as AECOM
*/ The architecture, interiors and engineering firm Ellerbe Becket, which joined AECOM in 2009, has fully transitioned to operating as AECOM as of May 2, 2011.
