| TOP 60 GREEN BUILDING ENGINEERING FIRMS | ||
| Rank | Firm | 2015 Revenue |
| 1 | Jacobs | $203,161,333 |
| 2 | AECOM | $200,900,000 |
| 3 | Arup | $168,783,060 |
| 4 | Thornton Tomasetti | $67,382,221 |
| 5 | Syska Hennessy Group | $32,420,857 |
| 6 | Burns & McDonnell | $24,341,832 |
| 7 | Vanderweil Engineers | $23,508,800 |
| 8 | Smith Seckman Reid | $20,189,000 |
| 9 | DeSimone Consulting Engineers | $19,799,641 |
| 10 | Dewberry | $19,159,460 |
| 11 | Jensen Hughes | $17,500,000 |
| 12 | STV | $13,549,152 |
| 13 | Hankins and Anderson | $12,643,747 |
| 14 | Affiliated Engineers | $11,045,709 |
| 15 | KJWW / TTG | $10,750,000 |
| 16 | Walter P Moore | $10,727,343 |
| 17 | Bala Consulting Engineers | $10,300,000 |
| 18 | RMF Engineering | $9,218,000 |
| 19 | Interface Engineering | $7,325,183 |
| 20 | TLC Engineering for Architecture | $7,178,353 |
| 21 | Henderson Engineers | $7,020,123 |
| 22 | Newcomb & Boyd | $6,793,882 |
| 23 | Spectrum Engineers | $6,701,583 |
| 24 | M/E Engineering | $5,157,190 |
| 25 | Benham Design | $5,101,280 |
| 26 | I. C. Thomasson Associates | $5,000,000 |
| 27 | Hixson Architecture, Engineering, Interiors | $5,000,000 |
| 28 | Bridgers & Paxton Consulting Engineers | $4,737,841 |
| 29 | Magnusson Klemencic Associates | $4,364,152 |
| 30 | Glumac | $4,056,084 |
| 31 | KCI Technologies | $4,000,000 |
| 32 | Heapy Engineering | $3,800,000 |
| 33 | Wendel | $3,735,968 |
| 34 | Ghafari Associates | $3,300,000 |
| 35 | Rist-Frost-Shumway Engineering | $2,500,000 |
| 36 | Ross & Baruzzini | $2,500,000 |
| 37 | JQ Engineering | $2,481,900 |
| 38 | Sherlock, Smith & Adams | $2,426,000 |
| 39 | dbHMS | $2,304,000 |
| 40 | OLA Consulting Engineers | $2,250,000 |
| 41 | GHT Limited | $1,800,000 |
| 42 | P2S Engineering | $1,321,450 |
| 43 | Architectural Engineers | $1,143,662 |
| 44 | Core States Group | $1,099,996 |
| 45 | KZF Design | $948,362 |
| 46 | RDK Engineers | $873,482 |
| 47 | Walker Parking Consultants | $750,000 |
| 48 | Luckett & Farley | $725,800 |
| 49 | KLH Engineers | $700,000 |
| 50 | G & W Engineering Corp. | $600,154 |
| 51 | William Tao & Associates | $478,685 |
| 52 | H.F. Lenz Company | $352,640 |
| 53 | Dunham Associates | $250,000 |
| 54 | Pedco E & A Services | $195,000 |
| 55 | Cardno Haynes Whaley | $117,366 |
| 56 | Davis, Bowen & Friedel | $107,843 |
| 57 | Wick Fisher White | $105,000 |
| 58 | Highland Associates | $100,000 |
| 59 | ThermalTech Engineering | $80,000 |
| 60 | SSOE Group | $60,876 |
| 61 | Primera Engineers | $46,234 |
| 62 | Baird, Hampton & Brown | $6,383 |
RETURN TO THE GIANTS 300 LANDING PAGE
Related Stories
| Jan 3, 2012
AIA's ABI November Index reaches 52.0
The Architecture Billings Index (ABI) reached its first positive mark since August.
| Jan 3, 2012
Callison acquires Barteluce Architects & Associates
This acquisition will grow Callison’s New York team to over 75 architects.
| Jan 3, 2012
VDK Architects merges with Harley Ellis Devereaux
Harley Ellis Devereaux will relocate the employees in its current Berkeley, Calif., office to the new Oakland office location effective January 3, 2012.
| Jan 3, 2012
Weingarten, Callan appointed to BD+C Editorial Board
Building Design+Construction has named two new members to its editorial board. Both are past recipients of BD+C’s “40 Under 40” honor.
| Jan 3, 2012
New Chicago hospital prepared for pandemic, CBR terror threat
At a cost of $654 million, the 14-story, 830,000-sf medical center, designed by a Perkins+Will team led by design principal Ralph Johnson, FAIA, LEED AP, is distinguished in its ability to handle disasters.
| Jan 3, 2012
BIM: not just for new buildings
Ohio State University Medical Center is converting 55 Medical Center buildings from AutoCAD to BIM to improve quality and speed of decision making related to facility use, renovations, maintenance, and more.
| Jan 3, 2012
New SJI Rule on Steel Joists
A new rule from the Steel Joist Institute clarifies when local reinforcement of joists is required for chord loads away from panel points. SJI members offer guidance about how and when to specify loads.
| Jan 3, 2012
AIA Course: New Developments in Concrete Construction
Earn 1.0 AIA/CES learning units by studying this article and successfully completing the online exam.
| Jan 3, 2012
The Value of Historic Paint Investigations
An expert conservator provides a three-step approach to determining a historic building’s “period of significance”—and how to restore its painted surfaces to the correct patterns and colors.
| Jan 3, 2012
28th Annual Reconstruction Awards: Bringing Hope to Cancer Patients
A gothic-style structure is reconstructed into comfortable, modern patient residence facility for the American Cancer Society.
