| 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 15, 2014
First look: 9/11 Memorial Museum opens to first-responders, survivors, 9/11 families [slideshow]
The 110,000-sf museum is filled with monumental artifacts from the tragedy and exhibits that honor the lives of every victim of the 2001 and 1993 attacks.
| May 14, 2014
New study shows employees aren't happier working in green buildings
People working in buildings certified under LEED’s green building standard appear no more satisfied with their workplace environments than those in conventional buildings, according to new research from the University of California, Berkeley, and the University of Nottingham.
| May 14, 2014
Construction growth looking up: Gilbane Spring 2014 Economic Report
Construction spending for 2014 should finish 6.6% higher than in 2013, with nonresidential work contributing substantially.
| May 14, 2014
Prefab payback: Mortenson quantifies cost and schedule savings from prefabrication techniques
Value-based cost-benefit analysis of prefab approaches on the firm's 360-bed Exempla Saint Joseph Heritage Project shows significant savings for the Building Team.
| May 13, 2014
First look: Nadel's $1.5 billion Dalian, China, Sports Center
In addition to five major sports venues, the Dalian Sports Center includes a 30-story, 440-room, 5-star Kempinski full-service hotel and conference center and a 40,500-square-meter athletes’ training facility and office building.
| May 13, 2014
Drexel University case study report: Green Globes cheaper, faster than LEED
GBI’s Green Globes certification process is significantly less expensive to conduct and faster to complete than LEED certification, says Drexel prof.
| May 13, 2014
Steven Holl's sculptural Institute for Contemporary Art set to break ground at VCU
The facility will have two entrances—one facing the city of Richmond, Va., the other toward VCU's campus—to serve as a connection between "town and gown."
| May 13, 2014
Universities embrace creative finance strategies
After Moody’s and other credit ratings agencies tightened their standards a few years ago, universities had to become much more disciplined about their financing mechanisms.
| May 13, 2014
19 industry groups team to promote resilient planning and building materials
The industry associations, with more than 700,000 members generating almost $1 trillion in GDP, have issued a joint statement on resilience, pushing design and building solutions for disaster mitigation.
| May 13, 2014
Libeskind wins competition to design Canadian National Holocaust Monument
A design team featuring Daniel Libeskind and Gail Dexter-Lord has won a competition with its design for the Canadian National Holocaust Monument in Toronto. The monument is set to open in the autumn of 2015.
