| 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
| May 20, 2011
Hotels taking bath out of the bathroom
Bathtubs are disappearing from many hotels across the country as chains use the freed-up space to install ever more luxurious showers, according to a recent USAToday report. Of course, we reported on this move--and 6 other hospitality trends--back in 2006 in our special report "The Inn Things: Seven Radical New Trends in Hotel Design."
| May 19, 2011
BD+C’s "40 Under 40" winners for 2011
The 40 individuals profiled here are some of the brightest stars in the AEC universe—and they’re under the age of 40. These young architects, engineers, contractors, designers, and developers stood out among a group of 164 outstanding entrants in our sixth annual “40 Under 40” competition.
| May 18, 2011
Sanford E. Garner on the profitability of being diverse
Sanford E. Garner, AIA, NOMA, LEED AP ND, NCARB, founding partner and president of A2SO4 Architecture, LLC, Indianapolis, on gentrification, the profitability of being diverse, and his goals as NOMA president.
| May 18, 2011
8 Tips for Designing Wood Trusses
Successful metal-plate-connected wood truss projects require careful attention to detail from Building Team members.
| May 18, 2011
Major Trends in University Residence Halls
They’re not ‘dorms’ anymore. Today’s collegiate housing facilities are lively, state-of-the-art, and green—and a growing sector for Building Teams to explore.
| May 18, 2011
Former Bronx railyard redeveloped as shared education campus
Four schools find strength in numbers at the new 2,310-student Mott Haven Campus in New York City. The schools—three high schools and a K-4 elementary school—coexist on the 6.5-acre South Bronx campus, which was once a railyard.
| May 18, 2011
Eco-friendly San Antonio school combines history and sustainability
The 113,000-sf Rolling Meadows Elementary School in San Antonio is the Judson Independent School District’s first sustainable facility, with green features such as vented roofs for rainwater collection and regionally sourced materials.
| May 18, 2011
New Reform Jewish Independent school opens outside Boston
The Rashi School, one of only 17 Reform Jewish independent schools in North American and Israel, opened a new $30 million facility on a 166-acre campus shared with the Hebrew SeniorLife community on the Charles River in Dedham, Mass.
| May 18, 2011
Design diversity celebrated at Orange County club
The Orange County, Calif., firm NKDDI designed the 22,000-sf Luna Lounge & Nightclub in Pomona, Calif., to be a high-end multipurpose event space that can transition from restaurant to lounge to nightclub to music venue.
| May 18, 2011
Lab personnel find comfort in former Winchester gun factory
The former Winchester Repeating Arms Factory in New Haven, Conn., is the new home of PepsiCo’s Biology Innovation Research Laboratory.
