| Rank | Company | 2012 Multifamily Revenue ($) |
| 1 | STV | $42,284,000 |
| 2 | URS Corp. | $42,072,070 |
| 3 | AECOM Technology Corp. | $39,580,000 |
| 4 | Parsons Brinckerhoff | $37,500,000 |
| 5 | Michael Baker Jr. | $21,020,000 |
| 6 | Buro Happold Consulting Engineers | $20,430,000 |
| 7 | Wiss, Janney, Elstner Associates | $18,070,000 |
| 8 | Thornton Tomasetti | $13,899,030 |
| 9 | KPFF Consulting Engineers | $13,000,000 |
| 10 | Simpson Gumpertz & Heger | $10,200,000 |
| 11 | WSP USA | $9,500,191 |
| 12 | Arup | $7,452,506 |
| 13 | Magnusson Klemencic Associates | $6,754,614 |
| 14 | Dewberry | $5,927,378 |
| 15 | KCI Technologies | $4,000,000 |
| 16 | Science Applications International Corp. | $3,142,018 |
| 17 | Walker Parking Consultants | $3,109,222 |
| 18 | Aon Fire Protection Engineering | $3,010,000 |
| 19 | Paulus, Sokolowski and Sartor | $2,800,000 |
| 20 | AKF Group | $2,008,000 |
| 21 | Rolf Jensen & Associates | $2,000,000 |
| 22 | Glumac | $1,958,000 |
| 23 | Bala Consulting Engineers | $1,950,000 |
| 24 | Haynes Whaley Associates | $1,755,846 |
| 25 | CTLGroup | $1,700,000 |
| 26 | M-E Engineers | $1,500,000 |
| 27 | Allen & Shariff | $1,450,000 |
| 28 | Interface Engineering | $1,397,312 |
| 29 | TLC Engineering for Architecture | $1,347,023 |
| 30 | Clark Nexsen | $1,243,665 |
| 31 | M/E Engineering | $1,134,350 |
| 32 | Davis, Bowen & Friedel | $1,131,802 |
| 33 | Coffman Engineers | $1,075,000 |
| 34 | Barge, Waggoner, Sumner and Cannon | $1,000,000 |
| 34 | French & Parrello Associates | $1,000,000 |
| 36 | H&A Architects & Engineers | $804,768 |
| 37 | GRAEF | $801,255 |
| 38 | Smith Seckman Reid | $784,137 |
| 39 | RDK Engineers | $739,000 |
| 40 | Vanderweil Engineers | $737,700 |
| 41 | Apogee Consulting Group | $718,000 |
| 42 | KJWW Engineering Consultants | $673,446 |
| 43 | Walter P Moore | $606,875 |
| 44 | Guernsey | $573,651 |
| 45 | Sparling | $500,395 |
| 46 | TTG | $450,250 |
| 47 | GHT Limited | $400,000 |
| 48 | Henderson Engineers | $368,297 |
| 49 | OLA Consulting Engineers | $350,000 |
| 50 | RMF Engineering Design | $300,000 |
| 51 | G&W Engineering | $225,000 |
| 52 | Newcomb & Boyd | $212,680 |
| 53 | Mazzetti | $193,774 |
| 54 | Kamm Consulting | $157,300 |
| 55 | Wallace Engineering | $150,000 |
| 56 | Karpinski Engineering | $148,594 |
| 57 | Joseph R. Loring & Associates | $140,000 |
| 58 | Environmental Systems Design | $128,159 |
| 59 | Stanley Consultants | $121,742 |
| 60 | FBA Engineering | $100,000 |
| 61 | Eaton Energy Solutions | $77,000 |
| 62 | Jacobs Engineering Group | $59,000 |
| 63 | Heapy Engineering | $54,477 |
| 64 | Dunham Associates | $50,000 |
| 65 | Wick Fisher White | $48,762 |
| 66 | Degenkolb Engineers | $24,624 |
| 67 | Total Building Commissioning | $16,360 |
Read the Multifamily Giants article
Read BD+C's full Giants 300 Report
Related Stories
| Feb 13, 2013
Fast Company selects 'most innovative' architecture firms
Business innovation magazine Fast Company has released a list of 10 "most innovative" architectural practices, worldwide.
| Feb 12, 2013
OMA's 'perimeter core' design wins competition for Essence Financial Building in Shenzhen
OMA partners David Gianotten and Rem Koolhaas rethink traditional office tower design with a plan that shifts the building's core to the edge for large, unobstructed plans.
| Feb 11, 2013
AIA elevates 122 members and seven international architects to the College of Fellows
The 2013 Jury of Fellows from the American Institute of Architects (AIA) elevated 122 AIA members to its prestigious College of Fellows, an honor awarded to members who have made significant contributions to the profession. The 2013 Fellows will be honored at an investiture ceremony at the 2013 National AIA Convention and Design Exposition in Denver.
| Feb 8, 2013
5 factors to consider when designing a shade system
Designing a shade system is more complex than picking out basic white venetian blinds. Here are five elements to consider when designing an interior shade system.
| Feb 8, 2013
Isabella Stewart Gardner Museum’s new wing voted Boston’s 'most beautiful new building'
Bostonians voted the Isabella Stewart Gardner Museum's new wing the People's Choice Award winner for 2012, honoring the project as the city's "most beautiful new building" for the calendar year. The new wing, designed by Renzo Piano and Stantec, beat out three other projects on the short list.
| Feb 6, 2013
Arcadia (Calif.) High School opens $20 million performing arts center
A 60-year old wish for the community of Arcadia has finally come true with the opening of Arcadia Unified School District’s new $20 million Performing Arts Center.
| Feb 6, 2013
CSI: Revitalizing the brand to achieve the mission
CSI is revitalizing its brand as part of its continued pursuit of its mission: improving facility performance through better communication in the commercial-level construction industry.
| Feb 5, 2013
8 eye-popping wood building projects
From 100-foot roof spans to novel reclaimed wood installations, the winners of the 2013 National Wood Design Awards push the envelope in wood design.
