| Rank | Company | 2012 S+T Revenue ($) |
| 1 | Affiliated Engineers | $19,824,000 |
| 2 | Middough | $13,900,000 |
| 3 | URS Corp. | $11,772,124 |
| 4 | Bard, Rao + Athanas Consulting Engineers | $10,500,000 |
| 5 | RMF Engineering Design | $9,200,000 |
| 6 | Vanderweil Engineers | $7,851,900 |
| 7 | Paulus, Sokolowski and Sartor | $7,500,000 |
| 8 | WSP USA | $5,772,095 |
| 9 | Science Applications International Corp. | $3,103,152 |
| 10 | STV | $2,937,000 |
| 11 | Clark Nexsen | $2,911,405 |
| 12 | Haynes Whaley Associates | $2,303,235 |
| 13 | AKF Group | $2,000,000 |
| 14 | Syska Hennessy Group | $1,727,813 |
| 15 | CCRD Partners | $1,500,000 |
| 16 | Interface Engineering | $1,467,579 |
| 17 | Glumac | $1,332,000 |
| 18 | Rist-Frost-Shumway Engineering | $1,300,000 |
| 19 | Wiss, Janney, Elstner Associates | $1,120,000 |
| 20 | KJWW Engineering Consultants | $1,003,412 |
| 21 | KPFF Consulting Engineers | $1,000,000 |
| 22 | Rolf Jensen & Associates | $800,000 |
| 23 | Environmental Systems Design | $753,418 |
| 24 | RDK Engineers | $736,000 |
| 25 | Eaton Energy Solutions | $664,808 |
| 26 | Karpinski Engineering | $632,422 |
| 27 | Bergmann Associates | $607,000 |
| 28 | Mazzetti | $561,184 |
| 29 | Degenkolb Engineers | $494,831 |
| 30 | Henderson Engineers | $426,042 |
| 31 | Coffman Engineers | $400,000 |
| 32 | Walter P Moore | $345,245 |
| 33 | TTG | $320,000 |
| 34 | Thornton Tomasetti | $318,157 |
| 35 | TLC Engineering for Architecture | $311,623 |
| 36 | Aon Fire Protection Engineering | $300,000 |
| 37 | Sparling | $253,574 |
| 38 | OLA Consulting Engineers | $250,000 |
| 39 | Dunham Associates | $200,000 |
| 39 | M-E Engineers | $200,000 |
| 41 | CTLGroup | $100,000 |
| 41 | G&W Engineering | $100,000 |
| 43 | CJL Engineering | $64,964 |
| 44 | Spectrum Engineers | $58,546 |
| 45 | French & Parrello Associates | $50,000 |
| 46 | Allen & Shariff | $30,000 |
| 47 | Primera Engineers | $28,000 |
| 48 | FBA Engineering | $25,000 |
Back to the Science and Technology Sector Giants article
Read BD+C's full Giants 300 Report
Related Stories
| Feb 7, 2012
Shepley Bulfinch opens San Francisco office
This expansion establishes a physical presence that builds on a portfolio of work for institutional clients on the West Coast, dating to the development of the original Stanford University campus in 1891
| Feb 7, 2012
Thornton Tomasetti opens new office in Denver
The firm, which now has 25 offices internationally, opened the new office to better serve current and potential clients in the western Central region and Mountain States.
| Feb 6, 2012
Slight increase in nonres construction spending expected in 2012, growth projected for 2013
Commercial sector expected to lead real estate recovery.
| Feb 6, 2012
FMI releases 2012 Construction Productivity Report
Downsizing has resulted in retaining the most experienced and best-trained personnel who are the most capable of working more efficiently and harder.
| Feb 6, 2012
Kirchhoff-Consigli begins Phase 2 renovations at FDR Presidential Library and Museum
EYP Architecture & Engineering is architect for the $35 million National Archives Administration project.
| Feb 6, 2012
Batson-Cook announces the appointment of Hall as president
Hall will manage and direct all aspects of the firm’s day-to-day operations. He will be based in Batson-Cook’s Atlanta office.
| Feb 6, 2012
Siemens gifts Worcester Polytechnic Institute $100,000 for fire protection lab renovation
Siemens support is earmarked for the school’s Fire Protection Engineering Lab, a facility that has been forwarding engineering and other advanced degrees, graduating fire protection engineers since 1979.
| Feb 2, 2012
Call for Entries: 2012 Building Team Awards. Deadline March 2, 2012
Winning projects will be featured in the May issue of BD+C.
| Feb 2, 2012
VLK Architects selected for new Cypress, Texas elementary school
The Bridgeland Elementary School will be a new prototype school for the District. Designed to meet the requirements of The Collaborative for High Performance Schools.
