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

 

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