| Rank | Company | 2013 EA Revenue ($) |
| 1 | Jacobs | 3,684,260,000 |
| 2 | AECOM Technology Corp. | 1,769,120,000 |
| 3 | Parsons Brinckerhoff | 316,350,284 |
| 4 | URS Corp. | 280,333,336 |
| 5 | Burns & McDonnell | 160,922,332 |
| 6 | Thornton Tomasetti | 145,038,225 |
| 7 | SSOE Group | 114,501,762 |
| 8 | CRB | 96,860,000 |
| 9 | Wiss, Janney, Elstner Associates | 88,887,000 |
| 10 | Dewberry | 78,770,181 |
| 11 | Leidos | 68,080,000 |
| 12 | STV | 64,756,000 |
| 13 | Walker Parking Consultants | 41,278,930 |
| 14 | H&A Architects & Engineers | 40,275,000 |
| 15 | Shive-Hattery | 35,354,309 |
| 16 | RMF Engineering | 33,375,000 |
| 17 | Highland Associates | 33,200,000 |
| 18 | Ross & Baruzzini | 28,125,074 |
| 19 | Barge Waggoner Sumner & Cannon | 24,655,000 |
| 20 | H.F. Lenz | 22,481,858 |
| 21 | Hixson Architecture, Engineering, Interiors | 22,100,000 |
| 22 | Fishbeck, Thompson, Carr & Huber | 20,400,000 |
| 23 | Newcomb & Boyd | 19,686,317 |
| 24 | Gray Construction | 18,720,000 |
| 25 | Paulus, Sokolowski and Sartor | 17,600,000 |
| 26 | Guernsey | 15,463,071 |
| 27 | Graef | 15,396,626 |
| 28 | Integrated Design Group | 13,711,800 |
| 29 | Rist-Frost-Shumway Engineering | 10,250,000 |
| 30 | Stanley Consultants | 7,925,565 |
| 31 | Davis, Bowen & Friedel | 7,150,059 |
| 32 | CTLGroup | 6,270,000 |
| 33 | Primera Engineers | 5,900,000 |
| 34 | Carlson Design Construct | 5,070,000 |
| 35 | Apogee Consulting Group | 4,068,954 |
| 36 | GRW | 3,753,047 |
| 37 | Boldt Company, The | 3,750,000 |
Read the Engineering Giants article
Read BD+C's full 2014 Giants 300 Report
Related Stories
| Apr 29, 2014
USGBC launches real-time green building data dashboard
The online data visualization resource highlights green building data for each state and Washington, D.C.
| Apr 22, 2014
Bright and bustling: Grimshaw reveals plans for the Istanbul Grand Airport [slideshow]
In partnership with the Nordic Office of Architecture and Haptic Architects, Grimshaw Architects has revealed its plans for the terminal of what will be one of the world's busiest airports. The terminal is expected to serve 150 million passengers per year.
| Apr 9, 2014
Steel decks: 11 tips for their proper use | BD+C
Building Teams have been using steel decks with proven success for 75 years. Building Design+Construction consulted with technical experts from the Steel Deck Institute and the deck manufacturing industry for their advice on how best to use steel decking.
| Apr 4, 2014
$25 million Orion Jet Center designed by SchenkelShultz now open
As the centerpiece of the 45-acre campus, which is its first phase of a planned 215-acre mixed-use development, the 18,000 square foot executive terminal facility offers spacious passenger areas, administrative space, an executive suite, rental car kiosk, catering and a cafe.
| Apr 2, 2014
8 tips for avoiding thermal bridges in window applications
Aligning thermal breaks and applying air barriers are among the top design and installation tricks recommended by building enclosure experts.
| Mar 26, 2014
Callison launches sustainable design tool with 84 proven strategies
Hybrid ventilation, nighttime cooling, and fuel cell technology are among the dozens of sustainable design techniques profiled by Callison on its new website, Matrix.Callison.com.
| Mar 20, 2014
Common EIFS failures, and how to prevent them
Poor workmanship, impact damage, building movement, and incompatible or unsound substrate are among the major culprits of EIFS problems.
| Mar 12, 2014
14 new ideas for doors and door hardware
From a high-tech classroom lockdown system to an impact-resistant wide-stile door line, BD+C editors present a collection of door and door hardware innovations.
| Mar 5, 2014
5 tile design trends for 2014
Beveled, geometric, and high-tech patterns are among the hot ceramic tile trends, say tile design experts.
| Mar 1, 2014
Dramatic fractal roof highlights SOM's new Mumbai airport terminal [slideshow]
The terminal merges new technology and traditional regional architecture, notably in the fractal roof canopy that runs throughout the terminal.
