| Rank | Company | 2012 Data Center Revenue ($) |
| 1 | Fluor | $235,678,900 |
| 2 | Syska Hennessy Group | $36,735,434 |
| 3 | Jacobs Engineering Group | $36,700,000 |
| 4 | H&A Architects & Engineers | $35,427,599 |
| 5 | URS Corp. | $26,229,049 |
| 6 | Environmental Systems Design | $10,575,892 |
| 7 | Parsons Brinckerhoff | $10,300,000 |
| 8 | H.F. Lenz | $7,357,000 |
| 9 | Science Applications International Corp. | $6,760,598 |
| 10 | AKF Group | $6,602,000 |
| 11 | Clark Nexsen | $5,166,474 |
| 12 | Arup | $4,562,202 |
| 13 | KPFF Consulting Engineers | $4,000,000 |
| 14 | Michael Baker Jr. | $3,840,000 |
| 15 | Vanderweil Engineers | $3,761,500 |
| 16 | Bala Consulting Engineers | $3,630,000 |
| 17 | Glumac | $3,142,000 |
| 18 | Zak Companies | $2,648,017 |
| 19 | RMF Engineering Design | $2,500,000 |
| 20 | Guernsey | $2,450,838 |
| 21 | GHT Limited | $2,400,000 |
| 22 | Degenkolb Engineers | $2,156,452 |
| 23 | Ross & Baruzzini | $2,120,725 |
| 24 | Sparling | $1,930,962 |
| 25 | Wick Fisher White | $1,706,660 |
| 26 | Thornton Tomasetti | $1,517,448 |
| 27 | CCRD Partners | $1,400,000 |
| 28 | Bridgers & Paxton Consulting Engineers | $1,349,511 |
| 29 | RDK Engineers | $1,116,000 |
| 30 | ThermalTech Engineering | $1,000,000 |
| 31 | Affiliated Engineers | $971,000 |
| 32 | Henderson Engineers | $944,577 |
| 33 | Joseph R. Loring & Associates | $915,000 |
| 34 | Haynes Whaley Associates | $698,598 |
| 35 | CJL Engineering | $649,643 |
| 36 | TLC Engineering for Architecture | $641,335 |
| 37 | Mazzetti | $636,626 |
| 38 | WSP USA | $556,800 |
| 39 | Aon Fire Protection Engineering | $500,000 |
| 39 | Dewberry | $500,000 |
| 39 | Dunham Associates | $500,000 |
| 39 | KCI Technologies | $500,000 |
| 39 | TTG | $500,000 |
| 44 | M-E Engineers | $300,000 |
| 44 | Paulus, Sokolowski and Sartor | $300,000 |
| 46 | Interface Engineering | $252,504 |
| 47 | Barge, Waggoner, Sumner and Cannon | $200,000 |
| 47 | OLA Consulting Engineers | $200,000 |
| 47 | Rolf Jensen & Associates | $200,000 |
| 50 | Karpinski Engineering | $177,164 |
| 51 | Apogee Consulting Group | $158,000 |
| 52 | Magnusson Klemencic Associates | $156,304 |
| 53 | Total Building Commissioning | $146,395 |
| 54 | SSOE Group | $123,314 |
| 55 | GRW | $121,135 |
| 56 | Newcomb & Boyd | $95,355 |
| 57 | Allen & Shariff | $65,000 |
| 58 | Brinjac Engineering | $58,971 |
| 59 | CTLGroup | $50,000 |
| 60 | Spectrum Engineers | $49,934 |
| 61 | Eaton Energy Solutions | $46,204 |
| 62 | P2S Engineering | $45,830 |
| 63 | Kamm Consulting | $29,084 |
Read the Data Center Giants article
Read BD+C's full Giants 300 Report
Related Stories
Higher Education | Apr 24, 2017
Small colleges face challenges — and opportunities
Moody’s Investor Service forecasts that closure rates for small institutions will triple in the coming years, and mergers will double.
Urban Planning | Apr 24, 2017
No Small Plans hopes to inspire Chicago teens to design the city they want
Launched with a Kickstarter campaign, the Chicago Architecture Foundation aims to get No Small Plans into the hands of thousands of Chicago teens.
Architects | Apr 20, 2017
Design as a business strategy: Tapping data is easier than you think
We have been preaching “good design matters” for a long time, demonstrating the connection between the physical environment and employee satisfaction, individual and team performance, and an evolving organizational culture.
Architects | Apr 20, 2017
‘Gateways to Chinatown’ project seeks the creation of a new neighborhood landmark for NYC’s Chinatown
The winning team will have $900,000 to design and implement their proposal.
Architects | Apr 19, 2017
Tour Zaha Hadid, Frank Gehry architecture with Google Earth
Google Earth’s new ‘Voyager’ feature allows people to take interactive guided tours.
Projects | Apr 17, 2017
BD+C's 2017 Design Innovation Report
Façades that would make Dr. Seuss smile, living walls, and exterior wall space that doubles as gallery space are all represented in this year's BD+C Design Innovation Report.
Healthcare Facilities | Apr 13, 2017
The rise of human performance facilities
A new medical facility in Chicago focuses on sustaining its customers’ human performance.
Laboratories | Apr 13, 2017
How to design transformative scientific spaces? Put people first
While most labs are designed to achieve that basic functionality, a transformational lab environment prioritizes a science organization’s most valuable assets: its people.
Curtain Wall | Apr 11, 2017
Masters of geometry
Three firms that specialize in façades that curve, twist, and turn see themselves as artisans of the unthinkable.
Architects | Apr 10, 2017
New Bjarke Ingels documentary gives a peek behind the curtain
The movie takes a slightly darker tone than previous projects chronicling the starchitect’s rise to prominence.
