| TOP 100 OFFICE ARCHITECTURE FIRMS | ||
| Rank | Firm | 2015 Revenue |
| 1 | Gensler | $593,420,000 |
| 2 | HOK | $138,657,000 |
| 3 | Perkins+Will | $118,380,000 |
| 4 | Stantec | $94,328,923 |
| 5 | Skidmore, Owings & Merrill | $75,673,007 |
| 6 | Nelson Worldwide Holdings | $66,167,382 |
| 7 | ZGF Architects | $58,827,045 |
| 8 | CallisonRTKL | $54,320,000 |
| 9 | HGA | $50,310,000 |
| 10 | SmithGroupJJR | $47,013,000 |
| 11 | Page | $46,560,000 |
| 12 | NBBJ | $37,000,000 |
| 13 | Corgan | $36,850,000 |
| 14 | HKS | $36,602,100 |
| 15 | Ted Moudis Associates | $34,500,000 |
| 16 | EYP | $32,944,464 |
| 17 | NORR | $31,842,067 |
| 18 | Studios Architecture | $29,086,637 |
| 19 | Ware Malcomb | $26,464,681 |
| 20 | TPG Architecture | $26,460,000 |
| 21 | RSP Architects | $23,522,000 |
| 22 | CannonDesign | $23,000,000 |
| 23 | Perkins Eastman | $19,987,500 |
| 24 | LPA | $19,696,675 |
| 25 | Vocon | $19,220,706 |
| 26 | Goettsch Partners | $18,100,000 |
| 27 | DLR Group | $17,500,000 |
| 28 | HDR | $16,684,400 |
| 29 | Cuningham Group Architecture | $16,157,535 |
| 30 | VOA Associates | $15,576,183 |
| 31 | Environetics | $15,421,510 |
| 32 | Kirksey Architecture | $15,097,035 |
| 33 | Adrian Smith + Gordon Gill Architecture | $14,805,193 |
| 34 | RNL Design | $14,330,600 |
| 35 | Little | $14,327,700 |
| 36 | Leo A Daly | $14,152,883 |
| 37 | Heery International | $13,996,261 |
| 38 | Cooper Carry | $12,867,157 |
| 39 | CTA Architects Engineers | $11,500,029 |
| 40 | Wright Heerema Architects | $11,500,000 |
| 41 | tvsdesign | $11,270,000 |
| 42 | Gresham, Smith and Partners | $11,211,000 |
| 43 | Robert A.M. Stern Architects | $10,800,000 |
| 44 | LS3P | $10,672,369 |
| 45 | Ballinger | $9,517,483 |
| 46 | Margulies Perruzzi Architects | $9,201,104 |
| 47 | SMMA | Symmes Maini & McKee Associates | $8,526,130 |
| 48 | Architects Hawaii Ltd. | $7,837,000 |
| 49 | Francis Cauffman | $7,528,986 |
| 50 | Harley Ellis Devereaux | $7,400,000 |
| 51 | Eppstein Uhen Architects | $7,257,972 |
| 52 | STG Design | $6,840,000 |
| 53 | GFF | $6,625,934 |
| 54 | Rule Joy Trammell + Rubio | $5,843,319 |
| 55 | OZ Architecture | $5,760,726 |
| 56 | Solomon Cordwell Buenz | $5,649,472 |
| 57 | Albert Kahn Associates | $5,600,000 |
| 58 | S/L/A/M Collaborative, The | $5,315,000 |
| 59 | WDG | $5,051,000 |
| 60 | Mithun | $4,728,000 |
| 61 | Beyer Blinder Belle Architects & Planners | $4,643,709 |
| 62 | Rosser International | $4,614,402 |
| 63 | Hoffmann Architects | $4,553,399 |
| 64 | Guernsey | $4,499,566 |
| 65 | Westlake Reed Leskosky | $4,351,537 |
| 66 | Smallwood, Reynolds, Stewart, Stewart & Associates | $4,252,129 |
| 67 | Diamond Schmitt Architects | $4,214,000 |
| 68 | Epstein | $4,140,300 |
| 69 | Goodwyn, Mills and Cawood | $3,934,284 |
| 70 | Alliiance | $3,780,000 |
| 71 | JLG Architects | $3,727,826 |
| 72 | Clark Nexsen | $3,653,370 |
| 73 | Beck Group, The | $3,537,225 |
| 74 | Montroy Andersen DeMarco | $3,500,000 |
| 75 | HNTB Corporation | $3,338,066 |
| 76 | Baskervill | $3,074,671 |
| 77 | DGA | $3,034,128 |
| 78 | Davis Brody Bond | $2,976,036 |
| 79 | Inventure Design Group | $2,955,263 |
| 80 | FXFOWLE | $2,803,424 |
| 81 | RS&H | $2,700,000 |
| 82 | EwingCole | $2,682,000 |
| 83 | Rottet Studio | $2,650,000 |
| 84 | BWBR | $2,606,237 |
| 85 | Moody Nolan | $2,500,000 |
| 86 | Bergmann Associates | $2,193,708 |
| 87 | ai Design Group | $2,145,881 |
| 88 | Parkhill, Smith & Cooper | $2,073,407 |
| 89 | Emersion Design | $1,941,234 |
| 90 | LMN Architects | $1,801,000 |
| 91 | JRS Architect | $1,800,000 |
| 92 | Zyscovich Architects | $1,723,347 |
| 93 | Lawrence Group | $1,637,000 |
| 94 | GBBN Architects | $1,600,000 |
| 95 | DLA+ Architecture & Interior Design | $1,523,754 |
| 96 | TEG Architects | $1,367,159 |
| 97 | MG2 | $1,262,898 |
| 98 | Carrier Johnson + Culture | $1,222,436 |
| 99 | Large Architecture | $1,153,081 |
| 100 | BKSK Architects | $1,103,904 |
| 101 | Hnedak Bobo Group | $1,095,629 |
RETURN TO THE GIANTS 300 LANDING PAGE
Related Stories
| May 21, 2014
Evidence-based design practices for the palliative care environment
Palliative care strives to make patients comfortable as they are receiving treatment for a severe illness. As hospitals seek to avoid Affordable Care Act penalties for poor patient satisfaction, many expect this field to grow quickly.
| May 21, 2014
Gehry unveils plan for renovation, expansion of Philadelphia Museum of Art [slideshow]
Gehry's final design reorganizes and expands the building, adding more than 169,000 sf of space, much of it below the iconic structure.
| May 21, 2014
Check out Pandora's posh NYC offices [slideshow]
The new East Coast office for the Internet radio provider is housed on two interconnected floors of the classic 125 Park Avenue building, and features multiple spaces for music performances, large gatherings, and “all hands” meetings.
| May 21, 2014
Architecture Billings Index in the negative for second consecutive month
The March ABI score was 49.6, up slightly from a mark of 48.8 in March, but still below the growth threshold of 50.
| May 20, 2014
Kinetic Architecture: New book explores innovations in active façades
The book, co-authored by Arup's Russell Fortmeyer, illustrates the various ways architects, consultants, and engineers approach energy and comfort by manipulating air, water, and light through the layers of passive and active building envelope systems.
| May 20, 2014
Gensler envisions 'law firm of the future' with pop-up office project
Called "The Legal Office of the Future," the pop-up demonstration project made its debut this week at the annual conference for the Association of Legal Administrators in Toronto.
| May 20, 2014
Using fire-rated glass in exterior applications
Fire-rated glazing and framing assemblies are just as beneficial on building exteriors as they are on the inside. But knowing how to select the correct fire-rated glass for exterior applications can be confusing. SPONSORED CONTENT
| May 20, 2014
World's best new skyscrapers: Renzo Piano's The Shard, China's 'doughnut hotel' voted to Emporis list
Eight other high-rise projects were named Emporis Skyscraper Award winners, including DC Tower 1 by Dominique Perrault Architecture and Tour Carpe Diem by Robert A.M. Stern.
| May 19, 2014
What can architects learn from nature’s 3.8 billion years of experience?
In a new report, HOK and Biomimicry 3.8 partnered to study how lessons from the temperate broadleaf forest biome, which houses many of the world’s largest population centers, can inform the design of the built environment.
| May 19, 2014
Why e-commerce won't kill 'bricks and mortar' retail sector
Despite emerging structural challenges and newly-announced store closings, such as those of Radio Shack and Office Depot, the U.S. retail sector has continued on its solid recovery.
