SCIENCE + TECHNOLOGY SECTOR GIANTS: HDR, Jensen Hughes, Skanska top S+T firm rankings
TOP S+T SECTOR ARCHITECTURE FIRMS
| Rank | Company | 2014 S+T Revenue ($) |
| 1 | HDR | $60,324,485 |
| 2 | Perkins+Will | $49,740,000 |
| 3 | HOK | $47,479,000 |
| 4 | Payette | $33,101,585 |
| 5 | Stantec | $29,964,522 |
| 6 | Flad Architects | $29,480,000 |
| 7 | SmithGroupJJR | $22,829,540 |
| 8 | ZGF Architects | $20,219,527 |
| 9 | Page | $15,400,000 |
| 10 | EwingCole | $11,480,000 |
| 11 | Ennead Architects | $9,452,000 |
| 12 | Lord Aeck Sargent | $6,896,925 |
| 13 | Kirksey Architecture | $6,180,800 |
| 14 | NBBJ | $6,000,000 |
| 15 | BRPH | $5,960,722 |
| 16 | Perkins Eastman | $5,487,000 |
| 17 | Clark Nexsen | $5,200,000 |
| 18 | RS&H | $4,690,000 |
| 19 | Harley Ellis Devereaux | $4,591,000 |
| 20 | BWBR | $4,522,963 |
| 21 | Gensler | $3,840,000 |
| 22 | HKS | $2,849,641 |
| 23 | BSA LifeStructures | $2,530,875 |
| 24 | Symmes Maini & McKee Associates | $2,263,739 |
| 25 | EYP | $2,206,230 |
| 26 | Ware Malcomb | $1,641,914 |
| 27 | NORR | $1,504,151 |
| 28 | Solomon Cordwell Buenz | $1,474,524 |
| 29 | Skidmore, Owings & Merrill | $1,377,516 |
| 30 | Bergmann Associates | $1,356,614 |
| 31 | OZ Architecture | $843,200 |
| 32 | HGA Architects and Engineers | $842,000 |
| 33 | Little | $780,000 |
| 34 | Environetics | $732,417 |
| 35 | Emersion Design | $726,576 |
| 36 | S/L/A/M Collaborative, The | $691,568 |
| 37 | Wilson Architects | $600,000 |
| 38 | VOA Associates | $499,511 |
| 39 | Glumac | $185,350 |
| 40 | Francis Cauffman | $174,387 |
| 41 | TEG Architects | $129,677 |
| 42 | FitzGerald Associates Architects | $115,000 |
| 43 | Harvard Jolly | $91,900 |
| 44 | Eppstein Uhen Architects | $87,000 |
| 45 | Margulies Perruzzi Architects | $56,464 |
| 46 | Hastings+Chivetta Architects | $22,533 |
| 47 | Callison RTKL | $19,300 |
| 48 | KZF Design | $2,000 |
TOP S+T SECTOR ENGINEERING FIRMS
| Rank | Company | 2014 S+T Revenue ($) |
| 1 | Jensen Hughes | $24,524,852 |
| 2 | Affiliated Engineers | $22,664,000 |
| 3 | Vanderweil Engineers | $22,600,900 |
| 4 | WSP | Parsons Brinckerhoff | $6,622,633 |
| 5 | RMF Engineering | $5,000,000 |
| 6 | BR+A Consulting Engineers | $4,600,000 |
| 7 | CRB | $4,585,130 |
| 8 | Mazzetti | $4,231,281 |
| 9 | Arup | $4,043,116 |
| 10 | Degenkolb Engineers | $3,310,279 |
| 11 | Rist-Frost-Shumway Engineering | $3,000,000 |
| 12 | RDK Engineers | $2,384,000 |
| 13 | STV | $1,897,000 |
| 14 | Newcomb & Boyd | $1,598,592 |
| 15 | Syska Hennessy Group | $1,325,471 |
| 16 | Bridgers & Paxton Consulting Engineers | $1,213,999 |
| 17 | KJWW Engineering Consultants | $1,159,908 |
| 18 | KPFF Consulting Engineers | $1,152,000 |
| 19 | Coffman Engineers | $1,116,000 |
| 20 | Karpinski Engineering | $950,000 |
| 21 | Fishbeck, Thompson, Carr & Huber | $800,000 |
| 22 | ThermalTech Engineering | $750,000 |
| 23 | Heapy Engineering | $691,031 |
| 24 | Peter Basso Associates | $585,000 |
| 25 | Henderson Engineers | $543,854 |
| 26 | Cardno Haynes Whaley | $497,898 |
| 27 | Smith Seckman Reid | $409,791 |
| 28 | Environmental Systems Design | $379,300 |
| 29 | CJL Engineering | $363,064 |
| 30 | William Tao & Associates | $297,000 |
| 31 | Highland Associates | $250,000 |
| 32 | Dunham Associates | $250,000 |
| 33 | H.F. Lenz Company | $235,360 |
| 34 | TTG | $210,000 |
| 35 | I. C. Thomasson Associates | $210,000 |
| 36 | Spectrum Engineers | $153,281 |
| 37 | Walter P Moore | $139,010 |
| 38 | GHT Ltd. | $100,000 |
| 39 | Wiss, Janney, Elstner Associates | $100,000 |
| 40 | Hankins & Anderson | $94,975 |
| 41 | Guernsey | $74,466 |
| 42 | Primera Engineers | $68,543 |
| 43 | Thornton Tomasetti | $57,613 |
| 44 | Apogee Consulting Group | $25,000 |
| 45 | Allegheny Design Services | $6,300 |
| 46 | TBC | $4,000 |
TOP S+T SECTOR CONSTRUCTION FIRMS
| Rank | Company | 2014 S+T Revenue ($) |
| 1 | Skanska USA | $363,242,829 |
| 2 | Whiting-Turner Contracting, The | $257,433,446 |
| 3 | Structure Tone | $205,800,000 |
| 4 | Lend Lease | $157,181,000 |
| 5 | Turner Construction | $141,079,760 |
| 6 | JE Dunn Construction | $101,792,206 |
| 7 | Manhattan Construction | $74,651,000 |
| 8 | LeChase Construction Services | $50,000,000 |
| 9 | McGough | $33,000,000 |
| 10 | Consigli Building Group | $32,310,042 |
| 11 | Paric | $30,000,000 |
| 12 | DPR Construction | $20,864,000 |
| 13 | C.W. Driver | $20,610,000 |
| 14 | Andersen Construction | $20,000,000 |
| 15 | McCarthy Holdings | $17,238,796 |
| 16 | Choate Construction | $15,155,337 |
| 17 | Level 10 Construction | $10,054,092 |
| 18 | Kraus-Anderson Construction | $10,000,000 |
| 19 | Clark Group | $8,948,753 |
| 20 | Fortis Construction | $6,600,000 |
| 21 | Hoar Construction | $5,304,000 |
| 22 | Shawmut Design and Construction | $5,000,000 |
| 23 | Cumming | $4,988,464 |
| 24 | W. M. Jordan | $4,897,161 |
| 25 | Stalco Construction | $4,100,000 |
| 26 | Hill International | $3,000,000 |
| 27 | O'Neil Industries | $2,682,293 |
| 28 | Adolfson & Peterson Construction | $2,400,542 |
| 29 | Alberici Constructors | $1,197,607 |
| 30 | HITT Contracting | $1,000,000 |
| 31 | JLL | $797,854 |
| 32 | Barton Malow | $552,000 |
| 33 | S. M. Wilson & Co. | $461,818 |