| Rank | Company | 2012 Total Revenue ($) |
| 1 | Fluor | $221,231,200 |
| 2 | Arup | $149,738,587 |
| 3 | Affiliated Engineers | $105,503,000 |
| 4 | WSP USA | $105,362,352 |
| 5 | KPFF Consulting Engineers | $91,000,000 |
| 6 | Syska Hennessy Group | $82,097,502 |
| 7 | Henderson Engineers | $63,485,775 |
| 8 | Smith Seckman Reid | $52,919,312 |
| 9 | KJWW Engineering Consultants | $51,092,154 |
| 10 | Vanderweil Engineers | $50,552,200 |
| 11 | TTG | $49,968,167 |
| 12 | Glumac | $47,967,000 |
| 13 | Bard, Rao + Athanas Consulting Engineers | $41,500,000 |
| 14 | Rolf Jensen & Associates | $40,000,000 |
| 15 | Coffman Engineers | $39,100,000 |
| 16 | Environmental Systems Design | $38,763,000 |
| 17 | Magnusson Klemencic Associates | $37,462,767 |
| 18 | M-E Engineers | $35,400,000 |
| 19 | TLC Engineering for Architecture | $34,295,957 |
| 20 | RMF Engineering Design | $32,300,000 |
| 21 | RDK Engineers | $31,201,000 |
| 22 | Walter P Moore | $29,092,693 |
| 23 | H.F. Lenz | $26,991,500 |
| 24 | Interface Engineering | $25,193,936 |
| 25 | Degenkolb Engineers | $25,127,432 |
| 26 | CCRD Partners | 25,100,000 |
| 27 | Mazzetti | 24,895,804 |
| 28 | Robins & Morton | 24,500,000 |
| 29 | M/E Engineering | 22,687,000 |
| 30 | Aon Fire Protection Engineering | 22,510,728 |
| 31 | Heapy Engineering | 22,116,941 |
| 32 | Sparling | 20,282,073 |
| 33 | Haynes Whaley Associates | 19,907,949 |
| 34 | Newcomb & Boyd | 18,617,195 |
| 35 | KCI Technologies | 18,032,000 |
| 36 | Bridgers & Paxton Consulting Engineers | 16,868,884 |
| 37 | GHT Limited | 16,834,469 |
| 38 | Bala Consulting Engineers | 16,430,000 |
| 39 | French & Parrello Associates | 15,903,300 |
| 40 | ThermalTech Engineering | 15,500,000 |
| 41 | Joseph R. Loring & Associates | 15,000,000 |
| 42 | KLH Engineers | 14,072,830 |
| 43 | Dunham Associates | 14,000,000 |
| 44 | Wallace Engineering | 13,350,000 |
| 45 | P2S Engineering | 12,962,044 |
| 46 | Karpinski Engineering | 12,076,943 |
| 47 | Peter Basso Associates | 11,016,000 |
| 48 | Rist-Frost-Shumway Engineering | 9,300,000 |
| 49 | CTLGroup | 9,000,000 |
| 50 | Allen & Shariff | 8,500,000 |
| 51 | Wick Fisher White | 8,126,951 |
| 52 | Brinjac Engineering | 6,890,645 |
| 53 | OLA Consulting Engineers | 5,500,000 |
| 54 | Eaton Energy Solutions | 4,430,095 |
| 55 | Kamm Consulting | 3,681,775 |
| 56 | FBA Engineering | 3,360,000 |
| 57 | Apogee Consulting Group | 3,331,300 |
| 58 | G&W Engineering | 2,408,800 |
| 59 | Total Building Commissioning | 616,878 |
| 60 | Yates Cos., The | 400,000 |
| 61 | Weis Builders | 300,000 |
Related Stories
Mass Timber | Oct 10, 2023
New York City launches Mass Timber Studio to spur more wood construction
New York City Economic Development Corporation (NYCEDC) recently launched New York City Mass Timber Studio, “a technical assistance program to support active mass timber development projects in the early phases of project planning and design.”
Government Buildings | Oct 10, 2023
GSA names Elliot Doomes Public Buildings Service Commissioner
The U.S. General Services Administration (GSA) announced that the agency’s Public Buildings Service Commissioner Nina Albert will depart on Oct. 13 and that Elliot Doomes will succeed her.
Higher Education | Oct 10, 2023
Tracking the carbon footprint of higher education campuses in the era of online learning
With more effective use of their facilities, streamlining of administration, and thoughtful adoption of high-quality online learning, colleges and universities can raise enrollment by at least 30%, reducing their carbon footprint per student by 11% and lowering their cost per student by 15% with the same level of instruction and better student support.
MFPRO+ News | Oct 6, 2023
Announcing MultifamilyPro+
BD+C has served the multifamily design and construction sector for more than 60 years, and now we're introducing a central hub within BDCnetwork.com for all things multifamily.
Giants 400 | Oct 5, 2023
Top 90 Healthcare Engineering Firms for 2023
Jacobs, WSP, IMEG, BR+A, and Affiliated Engineers head BD+C's ranking of the nation's largest healthcare sector engineering and engineering/architecture (EA) firms for 2023, as reported in Building Design+Construction's 2023 Giants 400 Report. Note: This ranking includes revenue related to all healthcare buildings work, including hospitals, medical office buildings, and outpatient facilities.
Regulations | Oct 4, 2023
New York adopts emissions limits on concrete
New York State recently adopted emissions limits on concrete used for state-funded public building and transportation projects. It is the first state initiative in the U.S. to enact concrete emissions limits on projects undertaken by all agencies, according to a press release from the governor’s office.
Building Materials | Oct 2, 2023
Purdue engineers develop intelligent architected materials
Purdue University civil engineers have developed innovative materials that can dissipate energy caused by various physical stresses without sustaining permanent damage.
Giants 400 | Oct 2, 2023
Top 60 Data Center Engineering Firms for 2023
Jacobs, Burns & McDonnell, WSP, EXP, and Alfa Tech head BD+C's ranking of the nation's largest data center sector engineering and engineering/architecture (EA) firms for 2023, as reported in Building Design+Construction's 2023 Giants 400 Report.
Market Data | Oct 2, 2023
Nonresidential construction spending rises 0.4% in August 2023, led by manufacturing and public works sectors
National nonresidential construction spending increased 0.4% in August, according to an Associated Builders and Contractors analysis of data published today by the U.S. Census Bureau. On a seasonally adjusted annualized basis, nonresidential spending totaled $1.09 trillion.
Giants 400 | Sep 28, 2023
Top 80 University Building Engineering Firms for 2023
AECOM, Jacobs, BR+A, and Salas O'Brien head BD+C's ranking of the nation's largest university sector engineering and engineering/architecture (EA) firms for 2023, as reported in Building Design+Construction's 2023 Giants 400 Report. Note: This ranking includes revenue for all university/college-related buildings except student residence halls, sports/recreation facilities, laboratories, S+T-related buildings, parking facilities, and performing arts centers (revenue for those buildings are reported in their respective Giants 400 ranking).
