| TOP 50 DATA CENTER ENGINEERING FIRMS | ||
| Rank | Firm | 2015 Revenue |
| 1 | Vanderweil Engineers | $41,247,200 |
| 2 | Jacobs | $40,110,000 |
| 3 | Syska Hennessy Group | $38,578,562 |
| 4 | Environmental Systems Design | $14,670,507 |
| 5 | Highland Associates | $9,100,000 |
| 6 | Dewberry | $8,997,875 |
| 7 | Newcomb & Boyd | $4,683,201 |
| 8 | Ghafari Associates | $4,000,000 |
| 9 | Arup | $3,727,928 |
| 10 | Glumac | $2,971,198 |
| 11 | H.F. Lenz Company | $2,728,653 |
| 12 | Affiliated Engineers | $2,714,000 |
| 13 | Burns & McDonnell | $2,500,000 |
| 14 | KZF Design | $2,197,624 |
| 15 | Zak Companies | $2,001,673 |
| 16 | Bala Consulting Engineers | $1,880,000 |
| 17 | Ross & Baruzzini | $1,831,648 |
| 18 | Wick Fisher White | $1,720,000 |
| 19 | Core States Group | $1,640,527 |
| 20 | Cardno Haynes Whaley | $1,357,825 |
| 21 | RMF Engineering | $1,257,000 |
| 22 | Magnusson Klemencic Associates | $1,255,913 |
| 23 | WSP | Parsons Brinckerhoff | $1,238,000 |
| 24 | Dunham Associates | $1,050,000 |
| 25 | KJWW / TTG | $1,049,086 |
| 26 | Wendel | $1,005,965 |
| 27 | SSOE Group | $980,000 |
| 28 | Bridgers & Paxton Consulting Engineers | $900,406 |
| 29 | Thornton Tomasetti | $833,542 |
| 30 | JBA Consulting Engineers | $816,632 |
| 31 | Henderson Engineers | $793,735 |
| 32 | Heapy Engineering | $689,595 |
| 33 | RDK Engineers | $646,020 |
| 34 | TLC Engineering for Architecture | $629,411 |
| 35 | Apogee Consulting Group | $592,000 |
| 36 | CRB | $520,000 |
| 37 | William Tao & Associates | $504,623 |
| 38 | Jensen Hughes | $393,599 |
| 39 | I. C. Thomasson Associates | $373,200 |
| 40 | Mazzetti | $346,401 |
| 41 | Pedco E & A Services | $317,000 |
| 42 | Wiss, Janney, Elstner Associates | $250,000 |
| 43 | Karpinski Engineering | $250,000 |
| 44 | GHT Limited | $225,000 |
| 45 | Hankins and Anderson | $206,415 |
| 46 | Spectrum Engineers | $194,055 |
| 47 | Smith Seckman Reid | $183,242 |
| 48 | ThermalTech Engineering | $150,000 |
| 49 | CJL Engineering, Inc. | $122,099 |
| 50 | Interface Engineering | $121,130 |
| 51 | KCI Technologies | $100,000 |
RETURN TO THE GIANTS 300 LANDING PAGE
Related Stories
Giants 400 | Oct 6, 2022
Top 115 Healthcare Sector Contractors + CM Firms for 2022
Turner Construction, Brasfield & Gorrie, DPR Construction, and JE Dunn Construction top the ranking of the nation's largest healthcare sector contractors and construction management (CM) firms for 2022, as reported in Building Design+Construction's 2022 Giants 400 Report. Note: This ranking factors all healthcare sector work, including hospitals, outpatient facilities, and medical office buildings.
Giants 400 | Oct 6, 2022
Top 90 Healthcare Sector Engineering + EA Firms for 2022
Jacobs, AECOM, WSP, and IMEG Corp. head the ranking of the nation's largest healthcare sector engineering and engineering/architecture (EA) firms for 2022, as reported in Building Design+Construction's 2022 Giants 400 Report. Note: This ranking factors all healthcare sector work, including hospitals, outpatient facilities, and medical office buildings.
Giants 400 | Oct 6, 2022
Top 170 Healthcare Sector Architecture + AE Firms for 2022
HDR, CannonDesign, HKS, and Stantec top the ranking of the nation's largest healthcare sector architecture and architecture/engineering (AE) firms for 2022, as reported in Building Design+Construction's 2022 Giants 400 Report. Note: This ranking factors all healthcare sector work, including hospitals, outpatient facilities, and medical office buildings.
Designers / Specifiers / Landscape Architects | Oct 6, 2022
DAHLIN announces acquisition of Design Line Interiors
DAHLIN Architecture | Planning | Interiors announced today that it is expanding its interiors capabilities with the acquisition of Del Mar, California-based Design Line Interiors.
Contractors | Oct 6, 2022
Modular construction gets boost from impacts of the pandemic
The impact of the Covid pandemic on the construction industry appears to be fueling demand for modular construction methods, especially in the western U.S. and Canada.
Laboratories | Oct 5, 2022
Bigger is better for a maturing life sciences sector
CRB's latest report predicts more diversification and vertical integration in research and production.
Multifamily Housing | Oct 5, 2022
Co-living spaces, wellness-minded designs among innovations in multifamily housing
The booming multifamily sector shows no signs of a significant slowdown heading into 2023. Here is a round up of Giants 400 firms that are driving innovation in this sector.
Contractors | Oct 5, 2022
Materials shortages, cost spikes throwing Design-Bid-Build process out of whack
The traditional Design-Bid-Build delivery process is under considerable stress this year as materials shortages and cost spikes are upending usual practices, according to a new report from JLL.
Green | Oct 5, 2022
In California, a public power provider’s new headquarters serves as a test case for an innovative microgrid and for reducing greenhouse gas emissions
Sonoma Clean Power (SCP), the public power provider for California’s Sonoma and Mendocino Counties, recently unveiled its new all-electric headquarters.
Contractors | Oct 4, 2022
Which comes first, the building or the cost estimate?
At the start of a project, don’t forget to establish financial parameters when you’re discussing the design and program. By establishing the costs up front, you can avoid the pitfalls that might derail your project and guarantee its lasting success.
