| 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 | Dec 3, 2020
2020 K-12 School Sector Giants: Top architecture, engineering, and construction firms in the U.S. K-12 school facilities sector
AECOM, Gilbane, and PBK head BD+C's rankings of the nation's largest K-12 school facilities sector architecture, engineering, and construction firms, as reported in the 2020 Giants 400 Report.
Giants 400 | Dec 3, 2020
2020 Sports Facilities Sector Giants: Top architecture, engineering, and construction firms in the U.S. sports facilities sector
Kimley-Horn, Mortenson, and Populous top BD+C's rankings of the nation's largest sports facilities sector architecture, engineering, and construction firms, as reported in the 2020 Giants 400 Report.
Giants 400 | Dec 3, 2020
2020 Office Sector Giants: Top architecture, engineering, and construction firms in the U.S. office building sector
Gensler, Jacobs, and STO Building Group head BD+C's rankings of the nation's largest office building sector architecture, engineering, and construction firms, as reported in the 2020 Giants 400 Report.
Giants 400 | Dec 3, 2020
2020 Hotel Sector Giants: Top architecture, engineering, and construction firms in the U.S. hospitality sector
Gensler, Jacobs, and Suffolk Construction top BD+C's rankings of the nation's largest hotel sector architecture, engineering, and construction firms, as reported in the 2020 Giants 400 Report.
Giants 400 | Dec 3, 2020
2020 Healthcare Sector Giants: Top architecture, engineering, and construction firms in the U.S. healthcare facilities sector
HDR, Jacobs, and Turner top BD+C's rankings of the nation's largest healthcare facilities sector architecture, engineering, and construction firms, as reported in the 2020 Giants 400 Report.
Giants 400 | Dec 3, 2020
2020 Government Sector Giants: Top architecture, engineering, and construction firms in the U.S. government buildings sector
HNTB, Jacobs, and Turner top BD+C's rankings of the nation's largest government sector architecture, engineering, and construction firms, as reported in the 2020 Giants 400 Report.
Giants 400 | Dec 3, 2020
2020 Cultural Facilities Giants: Top architecture, engineering, and construction firms in the U.S. cultural facilities sector
AECOM, Arup, and Populous head BD+C's rankings of the nation's largest cultural facilities sector architecture, engineering, and construction firms, as reported in the 2020 Giants 400 Report.
Giants 400 | Dec 2, 2020
2020 Retail Giants: Top architecture, engineering, and construction firms in the U.S. retail building sector
Gensler, Jacobs, and PCL Construction top BD+C's rankings of the nation's largest retail sector architecture, engineering, and construction firms, as reported in the 2020 Giants 400 Report.
Giants 400 | Dec 2, 2020
2020 University Giants: Top architecture, engineering, and construction firms in the higher education sector
Gensler, AECOM, and Turner Construction top BD+C's rankings of the nation's largest university sector architecture, engineering, and construction firms, as reported in the 2020 Giants 400 Report.
Giants 400 | Dec 2, 2020
2020 Multifamily Sector Giants: Top architecture, engineering, and construction firms in the U.S. multifamily building sector
Clark Group, Humphreys & Partners Architects, and Kimley-Horn head BD+C's rankings of the nation's largest multifamily building sector architecture, engineering, and construction firms, as reported in the 2020 Giants 400 Report.
