| 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
| Jul 17, 2013
Top Multifamily Architecture Firms [2013 Giants 300 Report]
IBI Group, Niles Bolton, Perkins Eastman top Building Design+Construction's 2013 ranking of the largest multifamily architecture and architecture/engineering firms in the United States.
| Jul 17, 2013
CBRE recognizes nation's best green research projects
A rating system for comparative tenant energy use and a detailed evaluation of Energy Star energy management strategies are among the green research projects to be honored by commercial real estate giant CBRE Group.
| Jul 17, 2013
Should city parking space requirements be abolished?
Some cities are deliberately discouraging construction of new parking spaces by allowing the construction of buildings with a lower ratio of parking spaces to dwellings (as low as 0.75 spaces per residence).
| Jul 17, 2013
Retail store openings at five-year high
Analysis by RBC Capital Markets shows that U.S. retailers are planning to open 42,757 stores over the next 12 months, and some 83,700 locations over the next two years, both five-year highs.
| Jul 16, 2013
Amid single-family housing’s comeback, rental market not skipping a beat [2013 Giants 300 Report]
As the economy recovers and homeownership becomes a realistic option for more consumers, will it spell the end of the multifamily sector’s hot streak? The experts say no.
| Jul 16, 2013
As the U.S. economy sputters back to life, contractors wait for the green light on projects [2013 Giants 300 Report]
There are enough positive indictors in the economy to justify greenlighting projects, but building owners and developers remain reluctant to pull the trigger.
| Jul 16, 2013
Robotics: A new way to demolish buildings
A robot prototype uses water jets to break up concrete structures and then sucks up the water and debris for reuse and recycling.
| Jul 15, 2013
Mergers and acquisitions transform engineering sector [2013 Giants 300 Report]
Merger and acquisition deals by MEP, commissioning, structural, and specialty engineering firms were up 14% nationwide in 2012 compared with 2011.
| Jul 15, 2013
Top Architecture/Engineering Firms [2013 Giants 300 Report]
Stantec, HOK, HDR top Building Design+Construction's 2013 ranking of the largest architecture/engineering firms in the United States.
| Jul 15, 2013
Top Architecture Firms [2013 Giants 300 Report]
Gensler, Perkins+Will, NBBJ top Building Design+Construction's 2013 ranking of the largest architecture firms in the United States.
