| Rank | Company | 2012 Multifamily Revenue ($) |
| 1 | IBI Group | $42,729,436 |
| 2 | Niles Bolton Associates | $22,446,821 |
| 3 | Perkins Eastman | $17,400,000 |
| 4 | WDG Architecture | $17,233,000 |
| 5 | Solomon Cordwell Buenz | $16,000,000 |
| 6 | RTKL Associates | $12,992,000 |
| 7 | Perkins+Will | $10,783,619 |
| 8 | Skidmore, Owings & Merrill | $10,179,000 |
| 9 | HOK | $7,730,000 |
| 10 | VOA Associates | $6,902,030 |
| 11 | Stantec | $6,801,685 |
| 12 | HKS | $6,400,000 |
| 13 | Beyer Blinder Belle Architects & Planners | $5,648,697 |
| 14 | FXFOWLE Architects | $5,393,862 |
| 15 | Carrier Johnson + Culture | $5,097,547 |
| 16 | GBBN Architects | $4,500,000 |
| 17 | Cooper Carry | $4,216,482 |
| 18 | OZ Architecture | $4,179,263 |
| 19 | Gensler | $4,100,000 |
| 20 | Ziegler Cooper Architects | $4,064,383 |
| 21 | Harley Ellis Devereaux | $3,875,000 |
| 22 | EDI International | $3,752,000 |
| 23 | Good Fulton & Farrell | $3,618,783 |
| 24 | WATG / Wimberly Interiors | $3,587,000 |
| 25 | Smallwood, Reynolds, Stewart, Stewart & Associates | $3,431,883 |
| 26 | Hensley Lamkin Rachel | $3,261,000 |
| 27 | Rule Joy Trammell + Rubio | $3,250,000 |
| 28 | Kohn Pedersen Fox Associates | $3,159,000 |
| 29 | HLW International | $3,000,000 |
| 30 | Cuningham Group Architecture | $2,862,819 |
| 31 | BBG-BBGM | $2,800,000 |
| 32 | Sherlock, Smith & Adams | $2,760,000 |
| 33 | Nadel | $2,521,455 |
| 34 | PGAL | $2,510,000 |
| 35 | Morris Architects | $2,000,000 |
| 36 | Mithun | $1,880,000 |
| 37 | MBH Architects | $1,770,000 |
| 38 | Epstein | $1,751,000 |
| 39 | LARGE Architecture | $1,557,012 |
| 40 | Shepley Bulfinch Richardson & Abbott | $1,480,691 |
| 41 | SMMA | Symmes Maini & McKee Associates | $1,430,000 |
| 42 | Callison | $1,428,982 |
| 43 | Hoffmann Architects | $1,383,000 |
| 44 | BLT Architects | $1,300,000 |
| 45 | Heery International | $1,052,000 |
| 46 | Jerde Partnership, The | $1,000,000 |
| 47 | Goodwyn, Mills & Cawood | $930,000 |
| 48 | NAC|Architecture | $818,556 |
| 49 | DLR Group | $800,000 |
| 50 | Moody Nolan | $780,000 |
| 51 | RNL | $771,000 |
| 52 | Perkowitz+Ruth Architects | $572,007 |
| 53 | S/L/A/M Collaborative, The | $534,000 |
| 54 | LS3P | $526,097 |
| 55 | ZGF Architects | $491,554 |
| 56 | PageSoutherlandPage | $490,000 |
| 57 | Hnedak Bobo Group | $418,000 |
| 58 | Kaplan McLaughlin Diaz | $367,854 |
| 59 | Baskervill | $318,000 |
| 60 | Ashley McGraw Architects | $287,663 |
| 61 | Fletcher-Thompson | $250,000 |
| 61 | Westlake Reed Leskosky | $250,000 |
| 63 | Environetics | $233,668 |
| 64 | Kirksey Architecture | $211,525 |
| 65 | Sasaki Associates | $178,611 |
| 66 | Corgan | $155,376 |
| 67 | NELSON | $139,820 |
| 68 | SHW Group | $127,595 |
| 69 | BBS Architects, Landscape Architects and Engineers | $110,000 |
| 70 | CASCO | $75,000 |
| 71 | AXIS Architecture + Design | $72,692 |
| 72 | SRG Partnership | $69,932 |
| 73 | Leo A Daly | $68,155 |
| 74 | KZF Design | $51,963 |
| 75 | Hoefer Wysocki Architecture | $50,000 |
| 76 | JRS Architect | $50,000 |
| 77 | Astorino | $47,000 |
| 78 | Davis Brody Bond | $23,052 |
| 79 | Ware Malcomb | $15,000 |
| 80 | Margulies Perruzzi Architects | $8,130 |
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