HDR, Interior Architects, Perkins+Will, SmithGroup, and HOK top the rankings of the nation's largest science and technology (S+T) sector architecture and architecture engineering (AE) firms, as reported in Building Design+Construction's 2019 Giants 300 Report.
Top 65 Science and Technology Sector Architecture Firms
BD+C GIANTS 300 REPORT
| RANK | COMPANY | 2018 S+T REVENUE |
| 1 | HDR | $96,154,644 |
| 2 | Interior Architects | $55,163,182 |
| 3 | Perkins+Will | $50,599,330 |
| 4 | SmithGroup | $44,998,753 |
| 5 | HOK | $43,166,000 |
| 6 | Flad Architects | $39,800,000 |
| 7 | DGA | $34,470,640 |
| 8 | Payette | $32,857,158 |
| 9 | Stantec | $31,599,972 |
| 10 | EwingCole | $22,074,165 |
| 11 | Page | $18,000,000 |
| 12 | ZGF Architects | $17,575,422 |
| 13 | CannonDesign | $17,000,000 |
| 14 | Skidmore, Owings & Merrill | $13,687,060 |
| 15 | Perkins Eastman | $10,219,936 |
| 16 | AECOM | $10,000,000 |
| 17 | Gensler | $8,427,964 |
| 18 | Kirksey Architects | $7,322,607 |
| 19 | Clark Enersen Partners, The | $5,949,265 |
| 20 | TRIA | $5,800,000 |
| 21 | HGA | $5,737,297 |
| 22 | EYP | $5,632,105 |
| 23 | Elkus Manfredi Architects | $5,347,000 |
| 24 | TreanorHL | $5,290,964 |
| 25 | RS&H | $4,700,000 |
| 26 | Clark Nexsen | $4,391,000 |
| 27 | Hastings+Chivetta Architects | $4,196,114 |
| 28 | Emersion Design | $4,036,785 |
| 29 | PS&S | $4,008,200 |
| 30 | KZF Design | $3,453,814 |
| 31 | BSA LifeStructures | $3,427,832 |
| 32 | NBBJ | $3,300,000 |
| 33 | BWBR | $3,086,100 |
| 34 | HED | $2,600,000 |
| 35 | Leo A Daly | $2,575,000 |
| 36 | Ware Malcomb | $2,171,931 |
| 37 | Alliiance | $1,793,030 |
| 38 | NORR | $1,404,844 |
| 39 | CBRE | $1,245,000 |
| 40 | Cooper Carry | $1,210,248 |
| 41 | MBH Architects | $1,111,000 |
| 42 | Bergmann | $1,000,000 |
| 43 | Eppstein Uhen Architects | $900,000 |
| 44 | Taylor Design | $899,441 |
| 45 | Omniplan | $762,500 |
| 46 | Margulies Perruzzi | $610,110 |
| 47 | LaBella Associates | $575,000 |
| 48 | CSArch | $566,908 |
| 49 | FSB Architects & Engineers | $533,064 |
| 50 | Davis Brody Bond | $483,835 |
| 51 | Method Architecture | $405,223 |
| 52 | Montroy DeMarco Architecture | $392,000 |
| 53 | Urbahn Architects | $340,057 |
| 54 | Ennead Architects | $327,806 |
| 55 | Highland Associates | $300,000 |
| 56 | Harriman Associates | $295,517 |
| 57 | H. Hendy Associates | $259,832 |
| 58 | RATIO | $164,000 |
| 59 | Francis Cauffman | $116,327 |
| 60 | Quinn Evans Architects | $71,062 |
| 61 | SWBR | $69,252 |
| 62 | Ashley McGraw Architects | $63,731 |
| 63 | Architecture, Inc. | $60,000 |
| 64 | H2M Architects + Engineers | $55,349 |
| 65 | RSP Architects | $54,000 |
| 66 | GRW | $43,673 |
| 67 | Shepley Bulfinch | $29,643 |
| 68 | ATA Beilharz Architects | $25,439 |
| 69 | Tsoi Kobus Design | $25,000 |
| SOURCE: BD+C 2019 GIANTS 300 REPORT | ||
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