| Rank | Company | 2012 Healthcare Revenue ($) |
| 1 | HDR Architecture | $185,763,000 |
| 2 | HKS | $134,000,000 |
| 3 | Cannon Design | $109,000,000 |
| 4 | Perkins+Will | $100,962,255 |
| 5 | Stantec | $98,471,457 |
| 6 | NBBJ | $96,169,000 |
| 7 | HOK | $84,300,000 |
| 8 | SmithGroupJJR | $66,700,000 |
| 9 | Perkins Eastman | $63,800,000 |
| 10 | RTKL Associates | $60,746,000 |
| 11 | Hammel, Green and Abrahamson | $57,991,000 |
| 12 | Astorino | $53,217,000 |
| 13 | IBI Group | $50,488,890 |
| 14 | Heery International | $42,475,000 |
| 15 | Gresham, Smith and Partners | $42,414,276 |
| 16 | BSA LifeStructures | $33,772,217 |
| 17 | Skidmore, Owings & Merrill | $32,834,000 |
| 18 | HMC Architects | $32,537,792 |
| 19 | ZGF Architects | $31,420,909 |
| 20 | PageSoutherlandPage | $30,480,000 |
| 21 | WHR Architects | $29,759,360 |
| 22 | Array Architects | $26,933,863 |
| 23 | EwingCole | $26,000,000 |
| 24 | Ennead Architects | $25,640,000 |
| 25 | FreemanWhite | $25,600,000 |
| 26 | Ballinger | $22,906,980 |
| 27 | Leo A Daly | $19,957,790 |
| 28 | Flad Architects | $19,870,000 |
| 29 | FKP Architects | $19,320,000 |
| 30 | RBB Architects | $19,136,000 |
| 31 | CO Architects | $18,324,000 |
| 32 | Taylor | $16,196,847 |
| 33 | Shepley Bulfinch Richardson & Abbott | $15,689,988 |
| 34 | Francis Cauffman | $14,571,693 |
| 35 | Sherlock, Smith & Adams | $13,024,000 |
| 36 | Kaplan McLaughlin Diaz | $12,852,127 |
| 37 | Hoefer Wysocki Architecture | $12,637,000 |
| 38 | Anderson Mikos Architects | $12,615,000 |
| 39 | S/L/A/M Collaborative, The | $12,482,000 |
| 40 | Harley Ellis Devereaux | $12,479,000 |
| 41 | GBBN Architects | $11,300,000 |
| 42 | VOA Associates | $10,342,580 |
| 43 | H+L Architecture | $9,930,000 |
| 44 | Lee, Burkhart, Liu | $9,475,000 |
| 45 | Swanke Hayden Connell Asrchitects | $8,000,000 |
| 46 | Gensler | $7,820,000 |
| 47 | Payette | $7,475,383 |
| 48 | DLR Group | $7,300,000 |
| 49 | TEG Architects - The Estopinal Group | $6,193,712 |
| 50 | NTD Architecture | $5,894,155 |
| 51 | CTA Architects Engineers | $5,840,988 |
| 52 | Moody Nolan | $5,200,000 |
| 53 | Harvard Jolly Architecture | $4,782,298 |
| 54 | NAC|Architecture | $4,757,486 |
| 55 | Corgan | $4,741,475 |
| 56 | Reynolds, Smith and Hills | $4,360,000 |
| 57 | Polytech Associates | $4,200,000 |
| 58 | Westlake Reed Leskosky | $4,000,000 |
| 59 | DesignGroup | $3,860,284 |
| 60 | Albert Kahn Family of Companies | $3,758,700 |
| 61 | LS3P | $3,567,808 |
| 62 | Fletcher-Thompson | $3,465,000 |
| 63 | RSP Architects | $3,374,000 |
| 64 | SRG Partnership | $3,052,418 |
| 65 | EYP | $3,000,000 |
| 66 | MulvannyG2 Architecture | $2,870,794 |
| 67 | Baskervill | $2,805,000 |
| 68 | Morris Architects | $2,200,000 |
| 69 | Kirksey Architecture | $2,115,252 |
| 70 | Davis Brody Bond | $2,087,467 |
| 71 | Little | $2,052,300 |
| 72 | Wight & Co. | $1,855,000 |
| 73 | LawKingdon Architecture | $1,700,000 |
| 74 | Fentress Architects | $1,512,443 |
| 75 | PBK | $1,500,000 |
| 76 | Epstein | $1,476,000 |
| 77 | Environetics | $1,463,481 |
| 78 | Solomon Cordwell Buenz | $1,000,000 |
| 78 | HLW International | $1,000,000 |
| 80 | Legat Architects | $880,000 |
| 81 | Cuningham Group Architecture | $858,846 |
| 82 | Hoffmann Architects | $734,000 |
| 83 | Margulies Perruzzi Architects | $732,290 |
| 84 | Nadel | $618,000 |
| 85 | SMMA | Symmes Maini & McKee Associates | $610,000 |
| 86 | Goodwyn, Mills & Cawood | $600,000 |
| 87 | Ware Malcomb | $568,000 |
| 88 | Callison | $520,044 |
| 89 | OZ Architecture | $417,926 |
| 90 | Kohn Pedersen Fox Associates | $416,500 |
| 91 | LPA | $412,155 |
| 92 | SHW Group | $353,900 |
| 93 | Smallwood, Reynolds, Stewart, Stewart & Associates | $342,337 |
| 94 | Fishbeck, Thompson, Carr & Huber | $300,000 |
| 95 | JRS Architect | $250,000 |
| 96 | Mithun | $203,000 |
| 97 | SEI Design Group | $184,000 |
| 98 | KZF Design | $179,748 |
| 99 | Cooper Carry | $178,384 |
| 100 | Rule Joy Trammell + Rubio | $150,000 |
| 101 | Architekton | $133,149 |
| 102 | PHX Architecture | $100,000 |
| 103 | BBS Architects, Landscape Architects and Engineers | $90,000 |
| 104 | NELSON | $65,833 |
| 105 | Emersion Design | $36,233 |
| 106 | MBH Architects | $5,000 |
Read the Healthcare Giants article
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