| Rank | Company | 2013 Data Center Revenue |
| 1 | Fluor Corporation | $243,370,000 |
| 2 | Jacobs | 47,490,000 |
| 3 | Syska Hennessy Group | 41,934,230 |
| 4 | URS Corp. | 25,100,000 |
| 5 | Vanderweil Engineers | 21,588,000 |
| 6 | Integrated Design Group | 13,574,682 |
| 7 | Parsons Brinckerhoff | 12,185,435 |
| 8 | Environmental Systems Design | 10,063,915 |
| 9 | Arup | 9,997,297 |
| 10 | Highland Associates | 8,400,000 |
| 11 | AKF Group | 7,965,000 |
| 12 | Dewberry | 6,640,874 |
| 13 | Glumac | 6,541,483 |
| 14 | H.F. Lenz | 4,500,000 |
| 15 | Leidos | 4,160,000 |
| 16 | Bala Consulting Engineers | 3,192,000 |
| 17 | Henderson Engineers | 2,782,839 |
| 18 | H&A Architects & Engineers | 2,700,000 |
| 19 | RMF Engineering | 2,500,000 |
| 20 | Zak Companies | 2,414,034 |
| 21 | Wick Fisher White | 1,629,917 |
| 22 | Sparling | 1,626,044 |
| 23 | GHT Limited | 1,575,000 |
| 24 | TLC Engineering for Architecture | 1,531,865 |
| 25 | Newcomb & Boyd | 1,340,931 |
| 26 | Affiliated Engineers | 1,323,000 |
| 27 | RDK Engineers | 1,190,000 |
| 28 | Thornton Tomasetti | 1,138,961 |
| 29 | CRB | 1,013,150 |
| 30 | Dunham Associates | 1,000,000 |
| 31 | Joseph R. Loring & Associates | 1,000,000 |
| 32 | Karpinski Engineering | 951,142 |
| 33 | Bridgers & Paxton Consulting Engineers | 843,476 |
| 34 | KPFF Consulting Engineers | 800,000 |
| 35 | Heapy Engineering | 774,965 |
| 36 | Aon Fire Protection Engineering Corp. | 700,000 |
| 37 | WSP Group | 660,000 |
| 38 | Mazzetti | 494,741 |
| 39 | Martin/Martin | 425,141 |
| 40 | TTG | 351,000 |
| 41 | KJWW Engineering Consultants | 325,576 |
| 42 | Ross & Baruzzini | 318,908 |
| 43 | I. C. Thomasson Associates | 300,000 |
| 44 | Wiss, Janney, Elstner Associates | 270,000 |
| 45 | CJL Engineering | 247,750 |
| 46 | Total Building Commissioning | 246,795 |
| 47 | STV | 217,000 |
| 48 | ThermalTech Engineering | 150,000 |
| 49 | Paulus, Sokolowski and Sartor | 150,000 |
| 50 | Barge Waggoner Sumner & Cannon | 150,000 |
| 51 | Coffman Engineers | 120,000 |
| 52 | GRW | 101,332 |
| 53 | Wallace Engineering | 69,000 |
| 54 | Spectrum Engineers | 65,186 |
| 55 | Allen & Shariff | 65,000 |
| 56 | P2S Engineering | 52,770 |
| 57 | Interface Engineering | 47,004 |
| 58 | Kamm Consulting | 39,350 |
| 59 | SSOE Group | 17,189 |
| 60 | Brinjac Engineering | 10,480 |
Read the Data Center Giants article
Read BD+C's full 2014 Giants 300 Report
Related Stories
Sponsored | BD+C University Course | Jan 17, 2024
Waterproofing deep foundations for new construction
This continuing education course, by Walter P Moore's Amos Chan, P.E., BECxP, CxA+BE, covers design considerations for below-grade waterproofing for new construction, the types of below-grade systems available, and specific concerns associated with waterproofing deep foundations.
Sponsored | Performing Arts Centers | Jan 17, 2024
Performance-based facilities for performing arts boost the bottom line
A look at design trends for “budget-wise” performing arts facilities reveals ways in which well-planned and well-built facilities help performers and audiences get the most out of the arts. This continuing education course is worth 1.0 AIA learning unit.
Giants 400 | Jan 15, 2024
Top 130 Hospital Facility Architecture Firms for 2023
HKS, HDR, Stantec, CannonDesign, and Page Southerland Page top BD+C's ranking of the nation's largest hospital facility architecture and architecture engineering (AE) firms for 2023, as reported in the 2023 Giants 400 Report.
Airports | Jan 15, 2024
How to keep airports functional during construction
Gensler's aviation experts share new ideas about how to make the airport construction process better moving forward.
Adaptive Reuse | Jan 12, 2024
Office-to-residential conversions put pressure on curbside management and parking
With many office and commercial buildings being converted to residential use, two important issues—curbside management and parking—are sometimes not given their due attention. Cities need to assess how vehicle storage, bike and bus lanes, and drop-off zones in front of buildings may need to change because of office-to-residential conversions.
MFPRO+ News | Jan 12, 2024
As demand rises for EV chargers at multifamily housing properties, options and incentives multiply
As electric vehicle sales continue to increase, more renters are looking for apartments that offer charging options.
Student Housing | Jan 12, 2024
UC Berkeley uses shipping containers to block protestors of student housing project
The University of California at Berkeley took the drastic step of erecting a wall of shipping containers to keep protestors out of a site of a planned student housing complex. The $312 million project would provide badly needed housing at the site of People’s Park.
Giants 400 | Jan 12, 2024
Top 10 Casino Architecture Firms for 2023
JCJ Architecture, HBG Design, Gensler, and WATG top BD+C's ranking of the nation's largest casino architecture and architecture engineering (AE) firms for 2023, as reported in the 2023 Giants 400 Report.
Senior Living Design | Jan 11, 2024
Designing for personal technology is crucial for senior living facilities
Today’s seniors are increasingly tech savvy. It isn’t enough to give senior living residents a pre-determined bundle of technology and assume that they’ll be satisfied.
Giants 400 | Jan 11, 2024
Top 40 Convention Center Architecture Firms for 2023
TVS, Populous, Arcadis North America, Gensler, and EUA top BD+C's ranking of the nation's largest convention center and event facility architecture and architecture engineering (AE) firms for 2023, as reported in the 2023 Giants 400 Report.
