| TOP 50 SCIENCE + TECHNOLOGY ENGINEERING FIRMS | ||
| Rank | Firm | 2015 Revenue |
| 1 | Jacobs | $51,420,000 |
| 2 | Affiliated Engineers | $29,447,000 |
| 3 | Vanderweil Engineers | $21,653,900 |
| 4 | CRB | $10,200,000 |
| 5 | RMF Engineering | $6,285,000 |
| 6 | Mazzetti | $5,199,075 |
| 7 | Thornton Tomasetti | $4,686,534 |
| 8 | Newcomb & Boyd | $3,466,430 |
| 9 | Rist-Frost-Shumway Engineering | $3,335,000 |
| 10 | Global Engineering Solutions | $3,275,000 |
| 11 | BR+A Consulting Engineers | $3,000,000 |
| 12 | Arup | $2,352,966 |
| 13 | Ghafari Associates | $2,000,000 |
| 14 | BSA LifeStructures | $1,969,607 |
| 15 | Syska Hennessy Group | $1,750,876 |
| 16 | Bridgers & Paxton Consulting Engineers | $1,667,247 |
| 17 | Environmental Systems Design | $1,571,840 |
| 18 | Jensen Hughes | $1,555,972 |
| 19 | STV | $1,378,299 |
| 20 | KJWW / TTG | $1,365,000 |
| 21 | RDK Engineers | $1,323,231 |
| 22 | Spectrum Engineers | $1,288,746 |
| 23 | Ross & Baruzzini | $1,284,549 |
| 24 | ThermalTech Engineering | $1,250,000 |
| 25 | Hankins and Anderson | $1,230,980 |
| 26 | Karpinski Engineering | $1,100,000 |
| 27 | Sherlock, Smith & Adams | $1,014,000 |
| 28 | ME Engineers | $1,000,000 |
| 29 | Cardno Haynes Whaley | $820,511 |
| 30 | Pedco E & A Services | $765,000 |
| 31 | Coffman Engineers | $698,634 |
| 32 | I. C. Thomasson Associates | $622,000 |
| 33 | Smith Seckman Reid | $511,913 |
| 34 | P2S Engineering | $504,514 |
| 35 | Glumac | $494,360 |
| 36 | Peter Basso Associates | $474,636 |
| 37 | Bala Consulting Engineers | $450,000 |
| 38 | SSOE Group | $390,000 |
| 39 | dbHMS | $384,000 |
| 40 | Henderson Engineers | $326,842 |
| 41 | William Tao & Associates | $315,389 |
| 42 | Walter P Moore | $315,202 |
| 43 | Stanley Consultants | $290,773 |
| 44 | Highland Associates | $220,000 |
| 45 | KZF Design | $216,000 |
| 46 | JBA Consulting Engineers | $131,855 |
| 47 | H.F. Lenz Company | $131,000 |
| 48 | Wiss, Janney, Elstner Associates | $100,000 |
| 49 | CTLGroup | $100,000 |
| 50 | Architectural Engineers | $79,964 |
| 51 | G & W Engineering Corp. | $50,013 |
| 52 | Dunham Associates | $50,000 |
RETURN TO THE GIANTS 300 LANDING PAGE
Related Stories
Giants 400 | Sep 10, 2015
INDUSTRIAL SECTOR GIANTS: Stantec, Turner, Jacobs among top industrial AEC firms
BD+C's rankings of the nation's largest industrial sector design and construction firms, as reported in the 2015 Giants 300 Report
Giants 400 | Sep 10, 2015
MILITARY SECTOR GIANTS: Clark Group, HDR, Fluor top rankings of nation's largest military sector AEC firms
BD+C's rankings of the nation's largest military sector design and construction firms, as reported in the 2015 Giants 300 Report
Giants 400 | Sep 8, 2015
RETAIL SECTOR GIANTS: Callison RTKL, PCL Construction, Jacobs among top retail sector AEC firms
BD+C's rankings of the nation's largest retail sector design and construction firms, as reported in the 2015 Giants 300 Report
Engineers | Sep 8, 2015
Thornton Tomasetti adds depth by merging with Weidlinger Associates
A quest for innovation and growth drove the two engineering firms together.
BIM and Information Technology | Sep 7, 2015
The power of data: How AEC firms and owners are using analytics to transform design and construction
Case’s bldgs = data conference highlighted how collecting data about personal activities can inform design and extend the power of BIM/VDC.
Industrial Facilities | Sep 3, 2015
DATA CENTER SECTOR GIANTS: Fluor, Gensler, Holder Construction among top data center AEC firms
BD+C's rankings of the nation's largest data center sector design and construction firms, as reported in the 2015 Giants 300 Report
Engineers | Sep 1, 2015
WSP Parsons Brinckerhoff acquires Halvorson and Partners
Halvorson and Partners, a 40-person Chicago-based firm, has completed structural designs for buildings like Abu Dhabi's Burj Mohammed Bin Rashid Tower
Airports | Aug 31, 2015
Surveys gauge users’ satisfaction with airports
Several surveys gauge passenger satisfaction with airports, as flyers and airlines weigh in on technology, security, and renovations.
Airports | Aug 31, 2015
Small and regional airports in a dogfight for survival
Small and regional airports are in a dogfight for survival. Airlines have either cut routes to non-hub markets, or don’t provide enough seating capacity to meet demand.
Airports | Aug 31, 2015
Airports expand rental car facilities to ease vehicular traffic at their terminals
AEC teams have found fertile ground in building or expanding consolidated rental car facilities, which are the No. 1 profit centers for most airports.
