| 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
| Oct 8, 2014
First look: Woods Bagot unveils plans for new Christchurch Convention Center
The locally-inspired building is meant to serve as a symbol of the city's recovery from the earthquake of 2011.
| Oct 8, 2014
Denver transit project wins design-build Project of the Year honor
The Denver Union Station Transit Improvement Project is among 25 projects honored by the Design Build Institute of America for excellence in design-build project delivery.
| Oct 7, 2014
Analysis: Student loans will cost housing industry $83 billion in 2014
More than 410,000 single- and multifamily home sales will be lost in 2014 due to student loan debt, according to analysis by John Burns Real Estate Consulting.
| Oct 7, 2014
Economic gains are rallying rents in Raleigh, N.C.
The greater Raleigh, N.C., market appears to be getting back on its feet again, which is good news for rental property owners.
| Oct 7, 2014
Structured, not stirred: The architecture of cocktails [infographic]
In this downloadable graphic, technologist Shaan Hurley dissects 37 cocktails and analyzes their architectural makeup.
| Oct 6, 2014
Moshe Safdie: Skyscrapers lead to erosion of urban connectivity
The 76-year-old architect sees skyscrapers and the privatization of public space to be the most problematic parts of modern city design.
| Oct 6, 2014
Houston's office construction is soaring
Houston has 19 million square feet of office space under construction, 54% more than a year ago, and its highest level since the booming 1980s, according to local news reports.
| Oct 6, 2014
Design activity at architecture firms finally back to pre-recession levels: AIA report
Gross billings at architecture firms have increased by 20% since 2011, according to a new report by the AIA.
| Oct 6, 2014
Retelling an old story: Why women are underrepresented in architecture
Women account for more than half of the U.S. population. But even with significant gains over the past 25 years, their numbers and positions among the ranks of practicing architects appear to have stalled.
| Oct 3, 2014
New survey tracks Americans’ attitudes towards transit use
A record 10.7 billion rides were taken on public transit in the United States last year. And a national survey of Americans finds that the speed, reliability, and cost, more than any other factors, determine people’s willingness and frequency of use.
