| Rank | Company | 2012 Data Center Revenue ($) |
| 1 | Corgan | $27,534,191 |
| 2 | Gensler | $23,330,000 |
| 3 | HDR Architecture | $16,295,000 |
| 4 | Integrated Design Group | $14,598,910 |
| 5 | PageSoutherlandPage | $14,450,000 |
| 6 | Reynolds, Smith and Hills | $4,360,000 |
| 7 | Callison | $3,973,699 |
| 8 | Little | $3,655,590 |
| 9 | RTKL Associates | $3,634,000 |
| 10 | EwingCole | $3,000,000 |
| 11 | Heery International | $1,043,000 |
| 12 | HLW International | $1,000,000 |
| 12 | Westlake Reed Leskosky | $1,000,000 |
| 14 | PGAL | $980,000 |
| 15 | Environetics | $948,678 |
| 16 | SMMA | Symmes Maini & McKee Associates | $770,000 |
| 17 | Gresham, Smith and Partners | $700,167 |
| 18 | Kirksey Architecture | $634,576 |
| 19 | Ware Malcomb | $626,000 |
| 20 | IBI Group | $597,893 |
| 21 | Albert Kahn Family of Companies | $506,503 |
| 22 | Solomon Cordwell Buenz | $500,000 |
| 23 | NELSON | $408,322 |
| 24 | Emersion Design | $333,229 |
| 25 | Harley Ellis Devereaux | $285,000 |
| 26 | DJM Architecture | $277,900 |
| 27 | Rule Joy Trammell + Rubio | $250,000 |
| 28 | JRS Architect | $200,000 |
| 29 | CTA Architects Engineers | $151,300 |
| 30 | KZF Design | $143,691 |
| 31 | VOA Associates | $135,000 |
| 32 | BBS Architects, Landscape Architects and Engineers | $130,000 |
| 33 | Harvard Jolly Architecture | $125,000 |
| 34 | Wight & Co. | $106,600 |
| 35 | HOK | $98,000 |
| 36 | Nadel | $25,000 |
| 37 | RSP Architects | $21,000 |
Read the Data Center Giants article
Read BD+C's full Giants 300 Report
Related Stories
| May 7, 2012
4 more trends in higher-education facilities
Our series on college buildings continues with a look at new classroom designs, flexible space, collaboration areas, and the evolving role of the university library.
| May 7, 2012
Best AEC Firms: MHTN Architects nine decades of dedication to Utah
This 65-person design firm has served Salt Lake City and the state of Utah for the better part of 90 years.
| May 7, 2012
2012 BUILDING TEAM AWARDS: TD Ameritrade Park
The new stadium for the College World Series in Omaha combines big-league amenities within a traditional minor league atmosphere.
| May 7, 2012
2012 BUILDING TEAM AWARDS: Fort Belvoir Community Hospital
A new military hospital invokes evidence-based design to create a LEED-certified facility for the nation’s soldiers and their families.
| May 7, 2012
2012 BUILDING TEAM AWARDS: Audie L. Murphy VA Hospital
How a Building Team created a high-tech rehabilitation center for wounded veterans of the conflicts in Iraq and Afghanistan.
| May 3, 2012
2012 BUILDING TEAM AWARDS: Rush University Medical Center
This fully integrated Building Team opted for a multi-prime contracting strategy to keep construction going on Chicago’s Rush University Medical Center, despite the economic meltdown.
| May 3, 2012
U of Michigan team looking to create highly efficient building envelope designs
The system combines the use of sensors, novel construction materials, and utility control software in an effort to create technology capable of reducing a building’s carbon footprint.
| May 3, 2012
Best commercial modular buildings and marketing programs recognized
Judges scored entries on architectural excellence, technical innovation, cost effectiveness, energy efficiency, and calendar days to complete.
| May 3, 2012
Zero Energy Research Lab opens at North Texas
The living lab—the only one of its kind in Texas—is designed to test various technologies and systems in order to achieve a net-zero consumption of energy.
