| Rank | Company | 2012 Healthcare Revenue ($) |
| 1 | AECOM Technology Corp. | $180,210,000 |
| 2 | Jacobs Engineering Group | $77,100,000 |
| 3 | URS Corp. | $43,327,332 |
| 4 | Smith Seckman Reid | $40,105,600 |
| 5 | KPFF Consulting Engineers | $30,000,000 |
| 6 | Affiliated Engineers | $28,217,000 |
| 7 | TTG | $24,719,905 |
| 8 | Parsons Brinckerhoff | $22,700,000 |
| 9 | Dewberry | $21,226,702 |
| 10 | Allen & Shariff | $20,300,000 |
| 11 | Bard, Rao + Athanas Consulting Engineers | $19,000,000 |
| 12 | KJWW Engineering Consultants | $18,937,680 |
| 13 | Mazzetti | $18,293,579 |
| 14 | Degenkolb Engineers | $18,070,782 |
| 15 | CCRD Partners | $18,000,000 |
| 16 | Burns & McDonnell | $16,375,000 |
| 17 | TLC Engineering for Architecture | $13,500,933 |
| 18 | Syska Hennessy Group | $11,495,282 |
| 19 | AKF Group | $10,770,000 |
| 20 | Arup | $9,244,250 |
| 21 | Shive-Hattery | $8,381,840 |
| 22 | Heapy Engineering | $8,159,633 |
| 23 | Zak Companies | $7,640,496 |
| 24 | M-E Engineers | $7,200,000 |
| 24 | RMF Engineering Design | $7,200,000 |
| 26 | Thornton Tomasetti | $6,858,953 |
| 27 | Sparling | $6,768,165 |
| 28 | Buro Happold Consulting Engineers | $6,520,000 |
| 29 | Rolf Jensen & Associates | $6,400,000 |
| 30 | Walter P Moore | $6,232,472 |
| 31 | Michael Baker Jr. | $6,200,000 |
| 32 | SSOE Group | $6,192,909 |
| 33 | Simpson Gumpertz & Heger | $5,700,000 |
| 34 | M/E Engineering | $5,671,750 |
| 35 | Wiss, Janney, Elstner Associates | $5,390,000 |
| 36 | Dunham Associates | $5,000,000 |
| 37 | Vanderweil Engineers | $4,846,600 |
| 38 | Interface Engineering | $4,633,068 |
| 39 | RDK Engineers | $4,572,000 |
| 40 | Karpinski Engineering | $4,438,224 |
| 41 | Clark Nexsen | $4,167,051 |
| 42 | Peter Basso Associates | $4,066,000 |
| 43 | Aon Fire Protection Engineering | $4,000,728 |
| 44 | H.F. Lenz | $3,983,000 |
| 45 | Newcomb & Boyd | $3,942,400 |
| 46 | Bridgers & Paxton Consulting Engineers | $3,879,844 |
| 47 | STV | $3,735,000 |
| 48 | Walker Parking Consultants | $3,719,693 |
| 49 | Science Applications International Corp. | $3,621,708 |
| 50 | Eaton Energy Solutions | $3,502,239 |
| 51 | KCI Technologies | $3,500,000 |
| 52 | Coffman Engineers | $3,350,000 |
| 53 | Spectrum Engineers | $3,338,950 |
| 54 | Glumac | $3,296,000 |
| 55 | WSP USA | $2,411,684 |
| 56 | CJL Engineering | $2,390,686 |
| 57 | Environmental Systems Design | $2,383,822 |
| 58 | KLH Engineers | $2,100,000 |
| 59 | Rist-Frost-Shumway Engineering | $2,000,000 |
| 60 | Apogee Consulting Group | $1,582,000 |
| 61 | Ross & Baruzzini | $1,505,511 |
| 62 | Henderson Engineers | $1,469,261 |
| 63 | Brinjac Engineering | $1,367,836 |
| 64 | GRAEF | $1,335,473 |
| 65 | ThermalTech Engineering | $1,300,000 |
| 66 | Haynes Whaley Associates | $1,226,927 |
| 67 | Bergmann Associates | $1,177,000 |
| 68 | Wick Fisher White | $1,137,773 |
| 69 | Magnusson Klemencic Associates | $1,053,699 |
| 70 | Bala Consulting Engineers | $850,000 |
| 71 | OLA Consulting Engineers | $750,000 |
| 72 | CTLGroup | $700,000 |
| 72 | French & Parrello Associates | $700,000 |
| 74 | Primera Engineers | $620,000 |
| 75 | FBA Engineering | $400,000 |
| 76 | Joseph R. Loring & Associates | $280,000 |
| 77 | G&W Engineering | $232,000 |
| 78 | Wallace Engineering | $225,000 |
| 79 | Stanley Consultants | $219,880 |
| 80 | Davis, Bowen & Friedel | $187,632 |
| 81 | Paulus, Sokolowski and Sartor | $150,000 |
| 82 | P2S Engineering | $76,079 |
| 83 | Total Building Commissioning | $46,144 |
| 84 | Kamm Consulting | $21,025 |
| 85 | Guernsey | $11,668 |
Read the Healthcare Giants article
Read BD+C's full Giants 300 Report
Related Stories
| May 15, 2013
Center for Green Schools, Architecture for Humanity release new tool for green schools
The 70-page guide demystifies the processes of identifying building improvement opportunities and finance and implementation strategies.
| May 14, 2013
Paints and coatings: The latest trends in sustainability
When it comes to durability, a 50-year building design ideally should include 50-year coatings. Many building products consume substantial amounts of energy, water, and petrochemicals during manufacture, but they can make up for it in the operations phase. The same should be expected from architectural coatings.
| May 14, 2013
Advanced turbines generate 6X more energy than conventional models
US-based wind energy company SheerWind just unveiled the INVELOX – a tunnel-based wind turbine that can produce up to 600% more power than traditional wind turbines.
| May 14, 2013
Raymond Clark joins HOK’s Chicago Practice as Management Principal
HOK announced today that Raymond Clark, AIA, LEED AP, has joined its leadership team in Chicago as senior vice president and management principal.
| May 14, 2013
Easy net-zero energy buildings [infographic]
"Be a Zero Hero" infographic educates building industry professionals on ultra energy-efficient structural insulated panel construction
| May 9, 2013
10 high-efficiency plumbing fixtures
From a "no sweat" toilet to a deep-well lavatory, here's a round up of the latest high-efficiency plumbing fixtures.
| May 9, 2013
Post-tornado Greensburg, Kan., leads world in LEED-certified buildings per capita
Six years after a tornado virtually wiped out the town, Greensburg, Kan., is the world's leading community in LEED-certified buildings per capita.
| May 8, 2013
Preventable curtain wall failures - AIA/CES course
In many cases, curtain wall failures are caused by fairly simple errors that occur during the fabrication and installation process. This presentation will highlight common errors and when they typically occur.
| May 7, 2013
First look: Golden State Warriors stadium by Snøhetta, AECOM
Architects Snøhetta and AECOM have revealed their latest renderings of a new stadium for NBA basketball team the Golden State Warriors on the waterfront in San Francisco.
