| TOP 50 SCIENCE + TECHNOLOGY ENGINEERING FIRMS | ||
| Rank | Firm | 2015 Revenue |
| 1 | Jacobs | $51,420,000 |
| 2 | Affiliated Engineers | $29,447,000 |
| 3 | Vanderweil Engineers | $21,653,900 |
| 4 | CRB | $10,200,000 |
| 5 | RMF Engineering | $6,285,000 |
| 6 | Mazzetti | $5,199,075 |
| 7 | Thornton Tomasetti | $4,686,534 |
| 8 | Newcomb & Boyd | $3,466,430 |
| 9 | Rist-Frost-Shumway Engineering | $3,335,000 |
| 10 | Global Engineering Solutions | $3,275,000 |
| 11 | BR+A Consulting Engineers | $3,000,000 |
| 12 | Arup | $2,352,966 |
| 13 | Ghafari Associates | $2,000,000 |
| 14 | BSA LifeStructures | $1,969,607 |
| 15 | Syska Hennessy Group | $1,750,876 |
| 16 | Bridgers & Paxton Consulting Engineers | $1,667,247 |
| 17 | Environmental Systems Design | $1,571,840 |
| 18 | Jensen Hughes | $1,555,972 |
| 19 | STV | $1,378,299 |
| 20 | KJWW / TTG | $1,365,000 |
| 21 | RDK Engineers | $1,323,231 |
| 22 | Spectrum Engineers | $1,288,746 |
| 23 | Ross & Baruzzini | $1,284,549 |
| 24 | ThermalTech Engineering | $1,250,000 |
| 25 | Hankins and Anderson | $1,230,980 |
| 26 | Karpinski Engineering | $1,100,000 |
| 27 | Sherlock, Smith & Adams | $1,014,000 |
| 28 | ME Engineers | $1,000,000 |
| 29 | Cardno Haynes Whaley | $820,511 |
| 30 | Pedco E & A Services | $765,000 |
| 31 | Coffman Engineers | $698,634 |
| 32 | I. C. Thomasson Associates | $622,000 |
| 33 | Smith Seckman Reid | $511,913 |
| 34 | P2S Engineering | $504,514 |
| 35 | Glumac | $494,360 |
| 36 | Peter Basso Associates | $474,636 |
| 37 | Bala Consulting Engineers | $450,000 |
| 38 | SSOE Group | $390,000 |
| 39 | dbHMS | $384,000 |
| 40 | Henderson Engineers | $326,842 |
| 41 | William Tao & Associates | $315,389 |
| 42 | Walter P Moore | $315,202 |
| 43 | Stanley Consultants | $290,773 |
| 44 | Highland Associates | $220,000 |
| 45 | KZF Design | $216,000 |
| 46 | JBA Consulting Engineers | $131,855 |
| 47 | H.F. Lenz Company | $131,000 |
| 48 | Wiss, Janney, Elstner Associates | $100,000 |
| 49 | CTLGroup | $100,000 |
| 50 | Architectural Engineers | $79,964 |
| 51 | G & W Engineering Corp. | $50,013 |
| 52 | Dunham Associates | $50,000 |
RETURN TO THE GIANTS 300 LANDING PAGE
Related Stories
Giants 400 | Feb 6, 2023
2022 Religious Sector Giants: Top architecture, engineering, and construction firms in the U.S. religious facility construction sector
HOK, Parkhill, KPFF, Shawmut Design and Construction, and Wiss, Janney, Elstner head BD+C's rankings of the nation's largest religious facility sector architecture, engineering, and construction firms, as reported in the 2022 Giants 400 Report.
Giants 400 | Feb 6, 2023
2022 Justice Facility Sector Giants: Top architecture, engineering, and construction firms in the U.S. justice facility/public safety sector
Stantec, DLR Group, Turner Construction, STO Building Group, AECOM, and Dewberry top BD+C's rankings of the nation's largest architecture, engineering, and construction firms for justice facility/public safety buildings work, including correctional facilities, fire stations, jails, police stations, and prisons, as reported in the 2022 Giants 400 Report.
Giants 400 | Feb 6, 2023
2022 Parking Structure Giants: Top architecture, engineering, and construction firms in the U.S. parking structure sector
Choate Parking Consultants, Walker Consultants, Kimley-Horn, PCL, and Balfour Beatty top BD+C's rankings of the nation's largest parking structure sector architecture, engineering, and construction firms, as reported in the 2022 Giants 400 Report.
Data Centers | Feb 6, 2023
Modular electric rooms are the new normal
Southland Industries breaks down the prefabrication benefits of Modular Electric Rooms (MERs).
Engineers | Feb 6, 2023
Magnusson Klemencic Associates names David E. Eckmann, SE, PE, President
Magnusson Klemencic Associates (MKA) is pleased to announce David E. Eckmann, SE, PE, FAIA, has been named President. Since joining MKA in 2005, Dave has represented MKA on over 160 projects—100 of which he served in a leadership role. In addition to his new role as President, Dave is the Managing Principal of the firm’s Chicago office and serves on MKA’s board of directors.
Market Data | Feb 6, 2023
Nonresidential construction spending dips 0.5% in December 2022
National nonresidential construction spending decreased by 0.5% in December, 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 $943.5 billion for the month.
Giants 400 | Feb 3, 2023
Top Workplace/Interior Fitout Architecture, Engineering, and Construction Firms for 2022
Gensler, Interior Architects, AECOM, STO Building Group, and CBRE top the ranking of the nation's largest workplace/interior fitout architecture, engineering, and construction firms, as reported in Building Design+Construction's 2022 Giants 400 Report.
Multifamily Housing | Feb 3, 2023
HUD unveils report to help multifamily housing developers overcome barriers to offsite construction
The U.S. Department of Housing and Urban Development, in partnership with the National Institute of Building Sciences and MOD X, has released the Offsite Construction for Housing: Research Roadmap, a strategic report that presents the key knowledge gaps and research needs to overcome the barriers and challenges to offsite construction.
Steel Buildings | Feb 3, 2023
Top 10 structural steel building projects for 2023
A Mies van der Rohe-designed art and architecture school at Indiana University and Morphosis Architects' Orange County Museum of Art in Costa Mesa, Calif., are among 10 projects to win IDEAS² Awards from the American Institute of Steel Construction.
Multifamily Housing | Feb 2, 2023
St. Louis’s first transit-oriented multifamily development opens in historic Skinker DeBaliviere neighborhood
St. Louis’s first major transit-oriented, multi-family development recently opened with 287 apartments available for rent. The $71 million Expo at Forest Park project includes a network of pathways to accommodate many modes of transportation including ride share, the region’s Metro Transit system, a trolley line, pedestrian traffic, automobiles, and bike traffic on the 7-mile St. Vincent Greenway Trail.
