| Rank | Company | 2012 Federal Government Revenue ($) |
| 1 | HOK | $63,235,000 |
| 2 | SmithGroupJJR | $40,600,000 |
| 3 | PageSoutherlandPage | $39,650,000 |
| 4 | Heery International | $36,256,354 |
| 5 | IBI Group | $31,575,728 |
| 6 | EYP | $29,000,000 |
| 7 | Skidmore, Owings & Merrill | $24,731,000 |
| 8 | Stantec | $22,500,211 |
| 9 | Leo A Daly | $18,500,439 |
| 10 | Perkins+Will | $15,589,734 |
| 11 | Gensler | $15,050,000 |
| 12 | HDR Architecture | $14,939,610 |
| 13 | Cannon Design | $12,000,000 |
| 14 | RTKL Associates | $9,701,000 |
| 15 | Hammel, Green and Abrahamson | $9,223,000 |
| 16 | Flad Architects | $9,032,000 |
| 17 | HNTB Archtecture | $8,401,494 |
| 18 | EwingCole | $8,000,000 |
| 19 | Swanke Hayden Connell Asrchitects | $7,000,000 |
| 20 | Reynolds, Smith and Hills | $6,540,000 |
| 21 | ZGF Architects | $6,200,950 |
| 22 | Beyer Blinder Belle Architects & Planners | $6,088,547 |
| 23 | CTA Architects Engineers | $5,430,642 |
| 24 | Davis Brody Bond | $4,044,085 |
| 25 | Cooper Carry | $3,648,284 |
| 26 | Westlake Reed Leskosky | $3,000,000 |
| 27 | WDG Architecture | $2,625,000 |
| 28 | NBBJ | $2,306,000 |
| 29 | HKS | $2,000,000 |
| 29 | Solomon Cordwell Buenz | $2,000,000 |
| 31 | Environetics | $1,974,373 |
| 32 | Hoffmann Architects | $1,734,000 |
| 33 | Good Fulton & Farrell | $1,503,948 |
| 34 | Ware Malcomb | $1,330,000 |
| 35 | RNL | $1,170,000 |
| 36 | Lord, Aeck & Sargent | $1,120,000 |
| 37 | Hoefer Wysocki Architecture | $1,003,000 |
| 38 | Morris Architects | $1,000,000 |
| 39 | Moody Nolan | $780,000 |
| 40 | Ennead Architects | $517,000 |
| 41 | Gresham, Smith and Partners | $500,775 |
| 42 | PGAL | $375,000 |
| 43 | Epstein | $361,000 |
| 44 | BBG-BBGM | $350,000 |
| 45 | Smallwood, Reynolds, Stewart, Stewart & Associates | $323,554 |
| 46 | KZF Design | $292,615 |
| 47 | Baskervill | $222,000 |
| 48 | Emersion Design | $200,622 |
| 49 | Kaplan McLaughlin Diaz | $182,398 |
| 50 | Fentress Architects | $154,388 |
| 51 | WHR Architects | $23,636 |
| 52 | LS3P | $22,694 |
| 53 | SMMA | Symmes Maini & McKee Associates | $12,000 |
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