| 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
| Dec 18, 2014
Frank Lloyd Wright's Taliesin West to be recreated—with LEGO
Containing more than 180,000 LEGO bricks in 11 colors and 120 different shapes, the model measures eight by four feet and is made entirely of standard LEGO parts.
| Dec 18, 2014
11 new highs for tall buildings: CTBUH recaps the year's top moments in skyscraper construction
The Council on Tall Buildings and Urban Habitat cherrypicked the top moments from 2014, including a record concrete pour, a cautionary note about high-rise development, and two men's daring feat.
| Dec 18, 2014
International Parking Institute and Green Parking Council collaborate with GBCI
The new collaboration recognizes importance of sustainable parking facility design and management to the built environment.
| Dec 18, 2014
Top 10 sports facilities of 2014: Designboom ranks the year's best projects
The list includes some of the year's epic stadiums, such as World Cup Stadium Arena de Amazonia in Manaus, Brazil, and smaller projects, like the Spordtgebouw Sports Centerin the Netherlands.
| Dec 18, 2014
In response to ultra-open and uber-collaborative office environments
Susan Cain’s bestselling 2012 book, "Quiet: The Power of Introverts in a World That Can’t Stop Talking" has made an impact on how we understand our current workforce, recognizing that at least one-third of the people we work with are introverts, writes SRG Partnership's Susan Gust.
| Dec 17, 2014
USGBC announces 2014 Best of Green Schools honorees
Houston's Monarch School was named the K-12 school of the year, and Western Michigan University was honored as the top higher-ed institution, based on environmental programs and education efforts.
| Dec 17, 2014
ULI report looks at growing appeal of micro unit apartments
New research from the Urban Land Institute suggests that micro units have staying power as a housing type that appeals to urban dwellers in high-cost markets who are willing to trade space for improved affordability and proximity to downtown neighborhoods.
| Dec 17, 2014
11 predictions for high-rise construction in 2015
In its annual forecast, the Council on Tall Buildings and Urban Habitat predicts that 2015 will be the "Year of the Woodscraper," and that New York’s troubled B2 modular high-rise project will get back on track.
| Dec 17, 2014
Demand softens, but outlook for Architecture Billings Index remains positive
The AIA's Architecture Billings Index for November was 50.9, down from a mark of 53.7 in October. Despite the drop, the ABI continued its seven-month run of positive scores (above 50).
Sponsored | | Dec 16, 2014
Quadcopters save project team $15K in warranty work
On a recent trip to see what technology Todd Wynne and the rest of the team at Rogers-O’Brien Construction have been tinkering with, I had a chance to experience firsthand which new hardware innovations will one day be applied in the AEC space.
