| Rank | Company | 2012 Federal Government Revenue ($) |
| 1 | Fluor | $1,238,675,000 |
| 2 | URS Corp. | $243,003,486 |
| 3 | AECOM Technology Corp. | $109,000,000 |
| 4 | Parsons Brinckerhoff | $42,703,522 |
| 5 | H&A Architects & Engineers | $37,417,066 |
| 6 | Merrick & Co. | $30,000,000 |
| 7 | Michael Baker Jr. | $14,460,000 |
| 8 | Affiliated Engineers | $9,058,000 |
| 9 | Bridgers & Paxton Consulting Engineers | $5,494,458 |
| 10 | Dewberry | $5,377,009 |
| 11 | SSOE Group | $4,332,078 |
| 12 | BRPH | $4,230,000 |
| 13 | GHT Limited | $4,200,000 |
| 14 | WSP USA | $4,150,000 |
| 15 | KPFF Consulting Engineers | $4,000,000 |
| 16 | Arup | $3,770,046 |
| 17 | RMF Engineering Design | $3,750,000 |
| 18 | Syska Hennessy Group | $3,200,000 |
| 19 | Guernsey | $2,835,981 |
| 20 | Burns & McDonnell | $2,500,000 |
| 21 | STV | $2,286,000 |
| 22 | Wiss, Janney, Elstner Associates | $2,253,000 |
| 23 | GRW | $2,051,368 |
| 24 | Vanderweil Engineers | $2,029,000 |
| 25 | Coffman Engineers | $2,022,000 |
| 26 | CCRD Partners | $2,000,000 |
| 26 | Rolf Jensen & Associates | $2,000,000 |
| 28 | Haynes Whaley Associates | $1,878,235 |
| 29 | Degenkolb Engineers | $1,752,925 |
| 30 | Clark Nexsen | $1,610,728 |
| 31 | Simpson Gumpertz & Heger | $1,600,000 |
| 32 | Newcomb & Boyd | $1,551,855 |
| 33 | Barge, Waggoner, Sumner and Cannon | $1,500,000 |
| 34 | TTG | $1,375,250 |
| 35 | H.F. Lenz | $1,300,000 |
| 36 | Interface Engineering | $1,232,906 |
| 37 | Glumac | $1,172,000 |
| 38 | Eaton Energy Solutions | $1,151,312 |
| 39 | M/E Engineering | $1,134,350 |
| 40 | Spectrum Engineers | $1,024,300 |
| 41 | Walker Parking Consultants | $900,000 |
| 42 | KJWW Engineering Consultants | $874,692 |
| 43 | RDK Engineers | $852,000 |
| 44 | Middough | $800,000 |
| 45 | AKF Group | $753,880 |
| 46 | Science Applications International Corp. | $680,606 |
| 47 | Buro Happold Consulting Engineers | $620,000 |
| 48 | Bergmann Associates | $607,000 |
| 49 | Henderson Engineers | $512,903 |
| 50 | Shive-Hattery | $467,969 |
| 51 | Allen & Shariff | $390,000 |
| 52 | KCI Technologies | $300,000 |
| 53 | Ross & Baruzzini | $218,317 |
| 54 | CTLGroup | $200,000 |
| 55 | Environmental Systems Design | $183,085 |
| 56 | Brinjac Engineering | $167,171 |
| 57 | Dunham Associates | $160,000 |
| 58 | TLC Engineering for Architecture | $151,241 |
| 59 | Aon Fire Protection Engineering | $100,000 |
| 59 | Rist-Frost-Shumway Engineering | $100,000 |
| 61 | Sparling | $88,347 |
| 62 | Thornton Tomasetti | $76,498 |
| 63 | Davis, Bowen & Friedel | $40,000 |
| 64 | Apogee Consulting Group | $25,000 |
| 65 | G&W Engineering | $20,000 |
Back to Government Giants article
Read the full 2013 Giants 300 Report
Related Stories
| Oct 26, 2014
New York initiates design competition for upgrading LaGuardia, Kennedy airports
New York Gov. Andrew Cuomo said that the state would open design competitions to fix and upgrade New York City’s aging airports. But financing construction is still unsettled.
| Oct 16, 2014
Perkins+Will white paper examines alternatives to flame retardant building materials
The white paper includes a list of 193 flame retardants, including 29 discovered in building and household products, 50 found in the indoor environment, and 33 in human blood, milk, and tissues.
| Oct 12, 2014
AIA 2030 commitment: Five years on, are we any closer to net-zero?
This year marks the fifth anniversary of the American Institute of Architects’ effort to have architecture firms voluntarily pledge net-zero energy design for all their buildings by 2030.
| Sep 24, 2014
Architecture billings see continued strength, led by institutional sector
On the heels of recording its strongest pace of growth since 2007, there continues to be an increasing level of demand for design services signaled in the latest Architecture Billings Index.
| Sep 22, 2014
4 keys to effective post-occupancy evaluations
Perkins+Will's Janice Barnes covers the four steps that designers should take to create POEs that provide design direction and measure design effectiveness.
| Sep 22, 2014
Sound selections: 12 great choices for ceilings and acoustical walls
From metal mesh panels to concealed-suspension ceilings, here's our roundup of the latest acoustical ceiling and wall products.
| Sep 15, 2014
Ranked: Top international AEC firms [2014 Giants 300 Report]
Parsons Brinckerhoff, Gensler, and Jacobs top BD+C's rankings of U.S.-based design and construction firms with the most revenue from international projects, as reported in the 2014 Giants 300 Report.
| Sep 9, 2014
Using Facebook to transform workplace design
As part of our ongoing studies of how building design influences human behavior in today’s social media-driven world, HOK’s workplace strategists had an idea: Leverage the power of social media to collect data about how people feel about their workplaces and the type of spaces they need to succeed.
| Sep 8, 2014
First Look: Foster + Partners, Fernando Romero win competition for Mexico City's newest international airport
Designed to be the world’s most sustainable airport, the plan uses a single, compact terminal scheme in lieu of a cluster of buildings, offering shorter walking distances and fewer level changes, and eliminating the need for trains and tunnels.
| Sep 3, 2014
New designation launched to streamline LEED review process
The LEED Proven Provider designation is designed to minimize the need for additional work during the project review process.
