| Rank | Company | 2012 Government Revenue ($) |
| 1 | Stantec | $159,464,794 |
| 2 | HOK | $128,492,000 |
| 3 | HDR Architecture | $118,587,642 |
| 4 | IBI Group | $90,772,791 |
| 5 | Heery International | $83,833,166 |
| 6 | SmithGroupJJR | $66,316,000 |
| 7 | Perkins+Will | $56,535,643 |
| 8 | EYP | $50,800,000 |
| 9 | HNTB Archtecture | $46,172,039 |
| 10 | PageSoutherlandPage | $41,854,020 |
| 11 | Leo A Daly | $39,458,299 |
| 12 | Skidmore, Owings & Merrill | $37,984,000 |
| 13 | Reynolds, Smith and Hills | $34,880,000 |
| 14 | Cannon Design | $27,000,000 |
| 15 | RTKL Associates | $23,826,000 |
| 16 | PGAL | $22,385,000 |
| 17 | NBBJ | $21,164,000 |
| 18 | EwingCole | $21,000,000 |
| 19 | ZGF Architects | $20,461,643 |
| 20 | HKS | $19,100,000 |
| 21 | Gensler | $17,550,000 |
| 22 | Hammel, Green and Abrahamson | $17,068,000 |
| 23 | DLR Group | $16,500,000 |
| 24 | Flad Architects | $13,819,000 |
| 25 | Sherlock, Smith & Adams | $11,560,000 |
| 26 | Beyer Blinder Belle Architects & Planners | $11,081,094 |
| 27 | Swanke Hayden Connell Asrchitects | $11,000,000 |
| 28 | Kaplan McLaughlin Diaz | $10,896,226 |
| 29 | Hoefer Wysocki Architecture | $10,716,000 |
| 30 | Fentress Architects | $10,533,701 |
| 31 | CTA Architects Engineers | $10,444,954 |
| 32 | Moseley Architects | $9,106,880 |
| 33 | Albert Kahn Family of Companies | $8,822,354 |
| 34 | VOA Associates | $8,678,820 |
| 35 | HMC Architects | $7,696,036 |
| 36 | Corgan | $7,428,547 |
| 37 | RSP Architects | $7,173,000 |
| 38 | Morris Architects | $7,000,000 |
| 39 | Epstein | $6,998,000 |
| 40 | Westlake Reed Leskosky | $6,750,000 |
| 41 | Goodwyn, Mills & Cawood | $5,940,000 |
| 42 | LS3P | $5,685,625 |
| 43 | Sasaki Associates | $5,532,630 |
| 44 | Wight & Co. | $5,461,300 |
| 45 | Array Architects | $5,386,772 |
| 46 | Ennead Architects | $5,199,000 |
| 47 | RNL | $5,104,000 |
| 48 | KZF Design | $5,035,106 |
| 49 | Emersion Design | $4,211,836 |
| 50 | LMN Architects | $4,125,500 |
| 51 | Davis Brody Bond | $4,044,085 |
| 52 | Cooper Carry | $4,035,941 |
| 53 | Solomon Cordwell Buenz | $4,000,000 |
| 54 | Hoffmann Architects | $3,924,000 |
| 55 | BBS Architects, Landscape Architects and Engineers | $3,100,000 |
| 56 | WDG Architecture | $2,846,000 |
| 57 | Ware Malcomb | $2,788,000 |
| 58 | FGM Architects | $2,722,245 |
| 59 | SRG Partnership | $2,717,644 |
| 60 | Little | $2,529,000 |
| 61 | Fletcher-Thompson | $2,475,000 |
| 62 | Payette | $2,308,628 |
| 63 | Good Fulton & Farrell | $2,265,245 |
| 64 | Perkins Eastman | $2,200,000 |
| 65 | Environetics | $2,173,800 |
| 66 | Harley Ellis Devereaux | $2,010,000 |
| 67 | HLW International | $2,000,000 |
| 68 | H+L Architecture | $1,899,000 |
| 69 | CO Architects | $1,737,000 |
| 70 | Gresham, Smith and Partners | $1,655,623 |
| 71 | Cambridge Seven Associates | $1,650,000 |
| 72 | Astorino | $1,595,000 |
| 73 | LPA | $1,582,631 |
| 74 | WHR Architects | $1,499,966 |
| 75 | Legat Architects | $1,498,000 |
| 76 | OZ Architecture | $1,218,500 |
| 77 | Lord, Aeck & Sargent | $1,120,000 |
| 78 | SMMA | Symmes Maini & McKee Associates | $1,117,000 |
| 79 | NTD Architecture | $1,032,717 |
| 80 | TEG Architects - The Estopinal Group | $926,537 |
| 81 | Lee, Burkhart, Liu | $785,000 |
| 82 | Kirksey Architecture | $784,592 |
| 83 | Moody Nolan | $780,000 |
| 84 | Carrier Johnson + Culture | $774,772 |
| 85 | Smallwood, Reynolds, Stewart, Stewart & Associates | $751,493 |
| 86 | H3 Hardy Collaboration Architecture | $750,000 |
| 87 | RBB Architects | $727,190 |
| 88 | Nadel | $679,134 |
| 89 | Integrated Design Group | $523,579 |
| 90 | Shepley Bulfinch Richardson & Abbott | $522,550 |
| 91 | GBBN Architects | $500,000 |
| 92 | Ashley McGraw Architects | $457,881 |
| 93 | DLA Architects | $408,180 |
| 94 | BBG-BBGM | $350,000 |
| 95 | Hnedak Bobo Group | $335,000 |
| 96 | Anderson Mikos Architects | $268,500 |
| 97 | Baskervill | $222,000 |
| 98 | Harvard Jolly Architecture | $213,000 |
| 99 | Rule Joy Trammell + Rubio | $200,000 |
| 100 | Taylor | $196,600 |
| 101 | FXFOWLE Architects | $184,551 |
| 102 | FreemanWhite | $184,000 |
| 103 | Niles Bolton Associates | $165,693 |
| 104 | Polytech Associates | $100,000 |
| 105 | Francis Cauffman | $59,377 |
| 106 | JRS Architect | $50,000 |
| 107 | DesignGroup | $18,330 |
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