Rank Company 2012 Total Revenue ($) 1 Stantec $467,254,421 2 HOK $406,780,000 3 HDR Architecture $325,900,000 4 Skidmore, Owings & Merrill $281,686,000 5 IBI Group $252,552,343 6 HKS $240,300,000 7 RTKL Associates $202,823,000 8 Cannon Design $202,000,000 9 SmithGroupJJR $166,600,000 10 DLR Group $116,400,000 11 Hammel, Green and Abrahamson $112,300,000 12 PageSoutherlandPage $98,500,000 13 Leo A Daly $92,791,291 14 EYP $85,381,169 15 Gresham, Smith and Partners $74,168,177 16 EwingCole $67,700,000 17 Flad Architects $65,200,000 18 HNTB Archtecture $58,468,611 19 Heery International $55,340,000 20 SHW Group $49,281,187 21 Little $46,898,000 22 BSA LifeStructures $45,582,887 23 Reynolds, Smith and Hills $43,600,000 24 Ballinger $43,540,000 25 CTA Architects Engineers $43,229,335 26 LPA $41,840,775 27 HLW International $39,000,000 28 NELSON $38,453,532 29 PBK $38,000,000 30 Harley Ellis Devereaux $37,100,000 31 WD Partners $37,000,000 32 PGAL $36,600,000 33 Sasaki Associates $32,710,169 34 S/L/A/M Collaborative, The $32,426,000 35 Moseley Architects $32,409,210 36 Moody Nolan $26,000,000 37 FreemanWhite $25,600,000 37 Westlake Reed Leskosky $25,600,000 39 SMMA | Symmes Maini & McKee Associates $23,000,000 40 Goodwyn, Mills & Cawood $21,780,000 41 Astorino $21,515,000 42 Fanning/Howey Associates $21,370,000 43 Fletcher-Thompson $19,900,000 44 Albert Kahn Family of Companies $19,576,600 45 Epstein $18,789,000 46 Fishbeck, Thompson, Carr & Huber $17,400,000 47 Sherlock, Smith & Adams $16,893,000 48 Hoefer Wysocki Architecture $16,608,000 49 Taylor $16,196,847 50 LawKingdon Architecture $15,000,000 51 Integrated Design Group $14,598,910 52 Environetics $13,376,338 53 Baskervill $12,707,000 54 CASCO $12,250,000 55 Hoffmann Architects $10,393,000 56 TEG Architects - The Estopinal Group $8,317,770 57 BBS Architects, Landscape Architects and Engineers $8,035,000 58 KZF Design $7,723,588 59 Rule Joy Trammell + Rubio $7,660,000 60 DLA Architects $7,061,360 61 Emersion Design $4,327,804

 

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