| Rank | Company | 2013 Healthcare Revenue |
| 1 | AECOM Technology Corp. | 180,760,000 |
| 2 | Jacobs | 87,770,000 |
| 3 | URS Corp. | 45,036,525 |
| 4 | Smith Seckman Reid | 40,105,600 |
| 5 | KPFF Consulting Engineers | 38,000,000 |
| 6 | Allen & Shariff | 36,000,000 |
| 7 | BR+A Consulting Engineers | 29,900,000 |
| 8 | Affiliated Engineers | 27,947,000 |
| 9 | CCRD Partners | 23,760,000 |
| 10 | Burns & McDonnell | 19,810,000 |
| 11 | Parsons Brinckerhoff | 17,950,364 |
| 12 | KJWW Engineering Consultants | 17,848,081 |
| 13 | Mazzetti | 16,963,459 |
| 14 | AKF Group | 16,432,000 |
| 15 | STV | 16,419,000 |
| 16 | TTG | 15,224,500 |
| 17 | Dewberry | 15,179,608 |
| 18 | Degenkolb Engineers | 12,635,148 |
| 19 | TLC Engineering for Architecture | 11,667,359 |
| 20 | Zak Companies | 11,620,500 |
| 21 | Syska Hennessy Group | 10,910,770 |
| 22 | Arup | 10,609,311 |
| 23 | Heapy Engineering | 10,211,094 |
| 24 | M-E Engineers | 9,657,000 |
| 25 | I. C. Thomasson Associates | 9,400,000 |
| 26 | Thornton Tomasetti | 7,774,388 |
| 27 | Shive-Hattery | 7,686,286 |
| 28 | RMF Engineering | 7,100,000 |
| 29 | Sparling | 6,566,306 |
| 30 | Wiss, Janney, Elstner Associates | 6,240,000 |
| 31 | RDK Engineers | 5,500,000 |
| 32 | Dunham Associates | 5,500,000 |
| 33 | Karpinski Engineering | 5,307,808 |
| 34 | M/E Engineering | 5,163,876 |
| 35 | SSOE Group | 5,111,297 |
| 36 | Simpson Gumpertz & Heger | 5,110,000 |
| 37 | Highland Associates | 4,900,000 |
| 38 | Vanderweil Engineers | 4,566,200 |
| 39 | KCI Technologies | 4,500,000 |
| 40 | Coffman Engineers | 4,202,872 |
| 41 | Environmental Systems Design | 4,142,911 |
| 42 | H.F. Lenz | 4,050,740 |
| 43 | Ross & Baruzzini | 3,980,169 |
| 44 | Interface Engineering | 3,888,841 |
| 45 | Newcomb & Boyd | 3,651,012 |
| 46 | Glumac | 3,605,075 |
| 47 | WSP Group | 3,490,000 |
| 48 | Bridgers & Paxton Consulting Engineers | 3,326,881 |
| 49 | CJL Engineering | 3,093,720 |
| 50 | Henderson Engineers | 3,042,727 |
| 51 | Aon Fire Protection Engineering Corp. | 3,000,000 |
| 52 | KLH Engineers | 2,168,871 |
| 53 | Graef | 2,092,951 |
| 54 | Apogee Consulting Group | 2,080,275 |
| 55 | Primera Engineers | 2,032,000 |
| 56 | Martin/Martin | 1,693,693 |
| 57 | DeSimone Consulting Engineers | 1,693,478 |
| 58 | Spectrum Engineers | 1,664,669 |
| 59 | Brinjac Engineering | 1,299,629 |
| 60 | Wick Fisher White | 1,027,071 |
| 61 | Wallace Engineering | 853,000 |
| 62 | Magnusson Klemencic Associates | 809,347 |
| 63 | Bala Consulting Engineers | 687,000 |
| 64 | Walter P Moore and Associates | 683,315 |
| 65 | Fishbeck, Thompson, Carr & Huber | 600,000 |
| 66 | Davis, Bowen & Friedel | 590,125 |
| 67 | P2S Engineering | 557,346 |
| 68 | OLA Consulting Engineers | 492,000 |
| 69 | Joseph R. Loring & Associates | 480,000 |
| 70 | CTLGroup | 410,000 |
| 71 | Rist-Frost-Shumway Engineering | 400,000 |
| 72 | French & Parrello Associates | 385,000 |
| 73 | ThermalTech Engineering | 350,000 |
| 74 | G&W Engineering Corp. | 191,800 |
| 75 | Paulus, Sokolowski and Sartor | 180,000 |
| 76 | Leidos | 170,000 |
| 77 | Stanley Consultants | 157,889 |
| 78 | Total Building Commissioning | 135,837 |
| 79 | GHT Limited | 100,000 |
| 80 | H&A Architects & Engineers | 75,000 |
| 81 | GRW | 53,200 |
| 82 | Kamm Consulting | 51,660 |
| 83 | Guernsey | 5,361 |
Read the Healthcare Giants article
Read BD+C's full 2014 Giants 300 Report
Related Stories
| Aug 11, 2014
The Endless City: Skyscraper concept connects all floors with dual ramps
Rather than superimposing one floor on top of another, London-based SURE Architecture proposes two endless ramps, rising gradually with a low gradient from the ground floor to the sky.
| Aug 11, 2014
Will Alsop's funky 'high-rise on stilts' will be built over an apartment building in London
South London's riverfront will soon be graced by one of Will Alsop's eccentric designs: a curved apartment tower on purple stilts.
| Aug 11, 2014
New guide for prevention of thermal bridging in commercial buildings
The guide aims to overcome obstacles with respect to mitigating thermal bridging to reduce energy consumption in buildings.
| Aug 8, 2014
LEGO launches set aimed at professional architects
LEGO Architecture Studio is made up of 76 unique elements and over 1,200 pieces, and is intended to give the builder as much freedom as possible.
| Aug 8, 2014
First look: China's latest office development will take the shape of binary code
The Window of Guangzhou project will consist of three towers forming the number sequence "001."
| Aug 8, 2014
Government Sector Giants: Public-sector construction slow, but stirring [2014 Giants 300 Report]
Improving energy performance of existing properties through targeted upgrades and large-scale reconstruction continues to be a federal priority, according to BD+C's 2014 Giants 300 Report.
Sponsored | | Aug 8, 2014
Setting guidelines for construction PDF documents across the AEC industry
Sasha Reed interviews two members of the coalition responsible for creating new Guidelines for Construction PDF Documents. SPONSORED CONTENT
Sponsored | | Aug 8, 2014
Safe and secure: Fire and security glazing solution for Plaquemines Parish Detention Center
When the designers at L. R. Kimball looked for an all-in-one clear, wire-free glazing solution that protects against fire, bullets and forced entry for the new Plaquemines Parish Detention Center, SAFTI FIRST supplied a complete single-source tested and listed assembly that was easy to install and maintenance-free.
| Aug 7, 2014
Office Sector Giants: ‘Flex’ reigns supreme in hot office construction market [2014 BD+C Giants 300 Report]
The adage “doing more with less” has become a byword for many businesses since the Great Recession, and clients are trying to maximize every precious inch, according to BD+C's 2014 Giants 300 Report.
| Aug 6, 2014
BIG reinvents the zoo with its 'Zootopia' natural habitat concept [slideshow]
Bjarke Ingels’ firm is looking to improve the 1960s-designed Givskund Zoo in Denmark by giving the animals a freer range to roam.
