| 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
Giants 400 | Nov 14, 2022
Top 55 Airport Terminal Architecture + AE Firms for 2022
Gensler, PGAL, Corgan, and HOK top the ranking of the nation's largest airport terminal architecture and architecture/engineering (AE) firms for 2022, as reported in Building Design+Construction's 2022 Giants 400 Report.
Giants 400 | Nov 14, 2022
4 emerging trends from BD+C's 2022 Giants 400 Report
Regenerative design, cognitive health, and jobsite robotics highlight the top trends from the 519 design and construction firms that participated in BD+C's 2022 Giants 400 Report.
Green | Nov 13, 2022
NREL report: Using photovoltaic modules with longer lifetimes is a better option than recycling
A new report from the U.S. National Renewable Energy Laboratory (NREL) says PV module lifetime extensions should be prioritized over closed-loop recycling to reduce demand for new materials.
Green | Nov 13, 2022
Global building emissions reached record levels in 2021
Carbon-dioxide emissions from building construction and operations hit an all-time high in 2021, according to the most recent data compiled by the Global Alliance for Buildings and Construction.
University Buildings | Nov 13, 2022
University of Washington opens mass timber business school building
Founders Hall at the University of Washington Foster School of Business, the first mass timber building at Seattle campus of Univ. of Washington, was recently completed. The 84,800-sf building creates a new hub for community, entrepreneurship, and innovation, according the project’s design architect LMN Architects.
Architects | Nov 10, 2022
What’s new at 173 architecture firms for 2022
More than 295 U.S. architecture and architecture-engineering (AE) firms participated in BD+C's 2022 Giants 400 survey. As part of the Giants survey process, participating firms are asked to describe their most impactful firm innovations and noteworthy company moves in the past 12 months. Here is a collection of the most compelling business and project innovations and business moves from the 2022 Architecture Giants.
Giants 400 | Nov 9, 2022
Top 30 Data Center Architecture + AE Firms for 2022
HDR, Corgan, Sheehan Nagle Hartray Architects, and Gensler top the ranking of the nation's largest data center architecture and architecture/engineering (AE) firms for 2022, as reported in Building Design+Construction's 2022 Giants 400 Report.
Giants 400 | Nov 8, 2022
Top 110 Sports Facility Architecture and AE Firms for 2022
Populous, HOK, Gensler, and Perkins and Will top the ranking of the nation's largest sports facility architecture and architecture/engineering (AE) firms for 2022, as reported in Building Design+Construction's 2022 Giants 400 Report.
Industry Research | Nov 8, 2022
U.S. metros take the lead in decarbonizing their built environments
A new JLL report evaluates the goals and actions of 18 cities.
Hotel Facilities | Nov 8, 2022
6 hotel design trends for 2022-2023
Personalization of the hotel guest experience shapes new construction and renovation, say architects and construction experts in this sector.
