| TOP 35 ENGINEERING/ARCHITECTURE FIRMS | ||
| Rank | Firm | 2015 Revenue |
| 1 | AECOM | $1,026,350,000 |
| 2 | Jacobs | $852,130,000 |
| 3 | Thornton Tomasetti | $213,548,965 |
| 4 | Burns & McDonnell | $200,748,166 |
| 5 | Woolpert | $115,400,057 |
| 6 | SSOE Group | $109,180,000 |
| 7 | Affiliated Engineers | $108,435,000 |
| 8 | Wiss, Janney, Elstner Associates | $93,520,600 |
| 9 | IPS | $92,543,417 |
| 10 | CRB | $80,967,500 |
| 11 | STV | $78,102,179 |
| 12 | Ghafari Associates | $77,650,000 |
| 13 | Dewberry | $74,774,093 |
| 14 | Benham Design | $54,581,205 |
| 15 | Walker Parking Consultants | $54,329,700 |
| 16 | BSA LifeStructures | $45,176,374 |
| 17 | RMF Engineering | $41,900,000 |
| 18 | Shive-Hattery | $41,868,177 |
| 19 | Wendel | $33,915,850 |
| 20 | Core States Group | $32,509,344 |
| 21 | Highland Associates | $29,880,000 |
| 22 | Hankins and Anderson | $29,625,342 |
| 23 | Fishbeck, Thompson, Carr & Huber | $28,470,000 |
| 24 | Ross & Baruzzini | $27,713,951 |
| 25 | Hixson Architecture, Engineering, Interiors | $23,200,000 |
| 26 | KCI Technologies | $23,100,000 |
| 27 | Luckett & Farley | $18,064,000 |
| 28 | Sherlock, Smith & Adams | $15,000,000 |
| 29 | Graef | $14,243,853 |
| 30 | KZF Design | $11,971,444 |
| 31 | Rist-Frost-Shumway Engineering | $10,535,000 |
| 32 | CTLGroup | $9,900,000 |
| 33 | Davis, Bowen & Friedel | $9,174,007 |
| 34 | Stanley Consultants | $9,153,138 |
| 35 | Pedco E & A Services | $8,900,000 |
| 36 | Primera Engineers | $6,809,226 |
| 37 | Apogee Consulting Group | $5,250,400 |
| 38 | Boldt Company, The | $3,240,000 |
RETURN TO THE GIANTS 300 LANDING PAGE
Related Stories
| Jun 18, 2014
SOM's twisting tower wins design competition for Sweden's tallest skyscraper
The skyscraper, which will reach 230 meters and is named Polstjärnan, or "The Pole Star," is to be built in Gothenburg, Sweden.
| Jun 18, 2014
Study shows walkable urbanism has positive economic impact
Walkable communities have a higher GDP, greater wealth, and higher percentages of college grads, according to a new study by George Washington University.
| Jun 18, 2014
Ware Malcomb names Sorensen Engineering Regional Manager
New hire will oversee firm's civil engineering practice in Los Angeles, San Diego, and Irvine.
| Jun 18, 2014
JLG Architects hires 31 to keep up with 'shale gale' work
Construction boom fueled by 'shale gale' brings rapid growth to North Dakota firm.
| Jun 18, 2014
Arup uses 3D printing to fabricate one-of-a-kind structural steel components
The firm's research shows that 3D printing has the potential to reduce costs, cut waste, and slash the carbon footprint of the construction sector.
| Jun 18, 2014
Architecture Billings Index shows increase in design activity
The American Institute of Architects reported that the May ABI score was 52.6, up sharply from a mark of 49.6 in April. This score reflects an increase in design activity.
| Jun 17, 2014
Must see: If music were architecture in 27 illustrations
From Miles Davis to Björk to Manu Chao to Bach, Babina visualizes how these sounds will look like if they were visible in the form of architecture.
| Jun 17, 2014
Nation's largest Thai Buddhist temple opens near Boston
The $60 million facility built in honor of King Rama IX of Thailand is the largest Thai Buddhist temple outside of Thailand.
| Jun 17, 2014
U.S. Census report examines why Americans move
According to the U.S. Census Bureau, 35.9 million people moved between 2012 and 2013, meaning that 11.7% of the U.S. population moved in one year. The report seeks to examine why.
| Jun 17, 2014
World's tallest pair of towers to serve as 'environmental catalyst' for China
The Phoenix Towers are expected to reach 1 km, the same height as Adrian Smith and Gordon Gill's Kingdom Tower, but would set a record for multiple towers in one development.
