| 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
| Jul 24, 2013
Architecture Billings Index dips slightly in June, but demand for design services remains positive
All building sectors are seeing an increase in demand for architectural services, according to AIA's Architecture Billings Index for June.
| Jul 23, 2013
Paul Bertram to speak at ACEEE Summer Study on Energy Efficiency
Paul Bertram, FCSI, CDT, LEED AP and director of environment and sustainability for Kingspan Insulated Panels N.A., will present a white paper during the American Council for an Energy Efficient Economy (ACEEE) 2013 Summer Study on Energy Efficiency in Industry.
| Jul 22, 2013
School officials and parents are asking one question: Can design prevent another Sandy Hook? [2013 Giants 300 Report]
The second deadliest mass shooting by a single person in U.S. history galvanizes school officials, parents, public officials, and police departments, as they scrambled to figure out how to prevent a similar incident in their communities.
| Jul 22, 2013
Competitive pressures push academia to improve residences, classrooms, rec centers [2013 Giants 300 Report]
College and university construction continues to suffer from strained government spending and stingy commercial credit.
| Jul 22, 2013
Top K-12 School Sector Construction Firms [2013 Giants 300 Report]
Gilbane, Balfour Beatty, Turner top Building Design+Construction's 2013 ranking of the largest K-12 school sector contractors and construction management firms in the U.S.
| Jul 22, 2013
Top K-12 School Sector Engineering Firms [2013 Giants 300 Report]
AECOM, URS, STV top Building Design+Construction's 2013 ranking of the largest K-12 school sector engineering and engineering/architecture firms in the U.S.
| Jul 22, 2013
Top K-12 School Sector Architecture Firms [2013 Giants 300 Report]
DLR, SHW top Building Design+Construction's 2013 ranking of the largest K-12 school sector architecture and architecture/engineering firms in the U.S.
| Jul 22, 2013
Top University Sector Construction Firms [2013 Giants 300 Report]
Whiting-Turner, Turner, Skanska top Building Design+Construction's 2013 ranking of the largest university sector contractors and construction management firms.
| Jul 22, 2013
Top University Sector Engineering Firms [2013 Giants 300 Report]
Affiliated Engineers, URS, AECOM top Building Design+Construction's 2013 ranking of the largest university sector engineering and engineering/architecture firms in the U.S.
| Jul 22, 2013
Top University Sector Architecture Firms [2013 Giants 300 Report]
Cannon, Perkins+Will, Stantec top Building Design+Construction's 2013 ranking of the largest university sector architecture and architecture/engineering firms in the U.S.
