| TOP 100 ARCHITECTURE FIRMS | ||
| Rank | Firm | 2015 Revenue |
| 1 | Gensler | $1,180,550,000 |
| 2 | Perkins+Will | $484,240,000 |
| 3 | HKS | $363,803,828 |
| 4 | Kohn Pedersen Fox Associates* | $224,000,000 |
| 5 | Perkins Eastman | $195,000,000 |
| 6 | Corgan | $160,100,000 |
| 7 | NBBJ | $154,000,000 |
| 8 | ZGF Architects | $153,846,347 |
| 9 | Populous | $137,885,943 |
| 10 | HMC Architects | $71,204,368 |
| 11 | VOA Associates | $70,245,001 |
| 12 | Solomon Cordwell Buenz | $65,679,115 |
| 13 | Robert A.M. Stern Architects | $63,915,000 |
| 14 | Cuningham Group Architecture | $63,334,146 |
| 15 | Cooper Carry | $61,682,683 |
| 16 | LS3P | $60,604,452 |
| 17 | Hord Coplan Macht | $52,386,251 |
| 18 | MG2 | $50,307,335 |
| 19 | Studios Architecture | $49,812,846 |
| 20 | BWBR | $48,686,633 |
| 21 | Beyer Blinder Belle Architects & Planners | $48,463,578 |
| 22 | Adrian Smith + Gordon Gill Architecture | $47,996,592 |
| 23 | FRCH Design Worldwide | $44,700,000 |
| 24 | Payette | $43,404,931 |
| 25 | Beck Group, The | $41,907,615 |
| 26 | Moody Nolan | $40,690,000 |
| 27 | TPG Architecture | $40,477,000 |
| 28 | Kirksey Architecture | $40,422,443 |
| 29 | Shepley Bulfinch | $40,419,000 |
| 30 | tvsdesign | $39,500,000 |
| 31 | Diamond Schmitt Architects | $38,136,000 |
| 32 | LMN Architects | $37,444,000 |
| 33 | NAC Architecture | $36,809,265 |
| 34 | Ted Moudis Associates | $35,500,000 |
| 35 | GFF | $35,287,876 |
| 36 | FKP Architects | $35,167,552 |
| 37 | WDG | $34,890,000 |
| 38 | CO Architects | $33,492,500 |
| 39 | Goettsch Partners | $32,600,000 |
| 40 | Ziegler Cooper* | $32,241,600 |
| 41 | OZ Architecture | $31,820,382 |
| 42 | Eppstein Uhen Architects | $31,776,000 |
| 43 | MBH Architects | $31,233,062 |
| 44 | P+R Architects | $31,000,000 |
| 45 | Niles Bolton Associates | $30,650,000 |
| 46 | DGA | $30,088,093 |
| 47 | Lord Aeck Sargent | $29,031,863 |
| 48 | Mithun | $28,469,000 |
| 49 | RNL Design | $26,789,300 |
| 50 | Grimm + Parker Architects | $25,816,847 |
| 51 | GBBN Architects | $25,560,000 |
| 52 | Smallwood, Reynolds, Stewart, Stewart & Associates | $24,942,815 |
| 53 | Vocon | $24,841,400 |
| 54 | Array Architects | $24,700,000 |
| 55 | Rule Joy Trammell + Rubio | $24,347,165 |
| 56 | JLG Architects | $24,301,565 |
| 57 | Cambridge Seven Associates | $24,256,000 |
| 58 | Davis Brody Bond | $23,100,105 |
| 59 | Francis Cauffman | $22,815,110 |
| 60 | Harvard Jolly | $22,270,786 |
| 61 | Architects Hawaii Ltd. | $21,878,000 |
| 62 | GGLO | $21,600,000 |
| 63 | Dattner Architects | $21,395,815 |
| 64 | Hnedak Bobo Group | $18,675,411 |
| 65 | Zyscovich Architects | $18,591,399 |
| 66 | Carrier Johnson + Culture | $18,245,270 |
| 67 | FGM Architects | $18,187,219 |
| 68 | STG Design | $17,100,000 |
| 69 | Hastings+Chivetta Architects | $16,500,000 |
| 70 | Tsoi/Kobus & Associates | $15,914,863 |
| 71 | SB Architects | $15,777,829 |
| 72 | Legat Architects | $15,650,000 |
| 73 | GWWO | $14,797,401 |
| 74 | Wilson Architects | $14,300,000 |
| 75 | Weber Thompson | $13,948,708 |
| 76 | Quattrocchi Kwok Architects | $13,895,000 |
| 77 | HMFH Architects | $12,216,045 |
| 78 | BLDD Architects | $12,200,000 |
| 79 | Margulies Perruzzi Architects | $11,882,033 |
| 80 | TEG Architects | $10,958,585 |
| 81 | Rottet Studio | $10,583,000 |
| 82 | EDI International | $10,056,615 |
| 83 | Sink Combs Dethlefs | $9,961,790 |
| 84 | SEI Design Group | $8,830,000 |
| 85 | Rossetti | $8,136,610 |
| 86 | Bostwick Design Partnership | $7,800,000 |
| 87 | Ashley McGraw Architects | $7,640,038 |
| 88 | Montroy Andersen DeMarco | $7,600,000 |
| 89 | Urbahn Architects | $7,590,000 |
| 90 | Marshall Craft Associates | $7,157,162 |
| 91 | FitzGerald Associates Architects | $7,039,000 |
| 92 | Howell Belanger Castelli Architects | $6,463,346 |
| 93 | 4240 Architecture | $6,125,912 |
| 94 | BKSK Architects | $6,075,199 |
| 95 | BBGM | $5,813,718 |
| 96 | MEIS | $5,800,000 |
| 97 | Schrader Group Architecture | $5,323,892 |
| 98 | api(+) | $5,200,000 |
| 99 | Mascari Warner Architects | $4,450,000 |
| 100 | Inventure Design Group | $4,492,247 |
| 101 | MV+A Architects | $4,440,985 |
| 102 | JRS Architect | $4,150,000 |
| 103 | Architecture Design Collaborative | $2,900,000 |
| 104 | Large Architecture | $2,790,036 |
| 105 | Oculus | $2,418,832 |
| 106 | KGP Design Studio | $2,089,000 |
| 107 | ATA Beilharz Architects | $1,696,515 |
* Editors' Estimate
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