| Rank |
Company |
2012 Hospitality Revenue ($) |
| 1 |
AECOM Technology Corp. |
$100,190,000 |
| 2 |
Parsons Brinckerhoff |
$28,900,000 |
| 3 |
Buro Happold Consulting Engineers |
$16,165,000 |
| 4 |
Rolf Jensen & Associates |
$7,600,000 |
| 5 |
Thornton Tomasetti |
$7,218,731 |
| 6 |
KPFF Consulting Engineers |
$6,000,000 |
| 7 |
Arup |
$5,527,371 |
| 8 |
Michael Baker Jr. |
$4,340,000 |
| 9 |
Wiss, Janney, Elstner Associates |
$2,880,000 |
| 10 |
WSP USA |
$2,696,642 |
| 11 |
Simpson Gumpertz & Heger |
$2,200,000 |
| 11 |
Aon Fire Protection Engineering |
$2,000,000 |
| 13 |
Clark Nexsen |
$1,450,223 |
| 14 |
Vanderweil Engineers |
$1,272,800 |
| 15 |
Glumac |
$1,252,000 |
| 16 |
Magnusson Klemencic Associates |
$1,239,089 |
| 17 |
Bala Consulting Engineers |
$1,200,000 |
| 18 |
M/E Engineering |
$1,134,350 |
| 19 |
TLC Engineering for Architecture |
$973,982 |
| 20 |
Environmental Systems Design |
$971,399 |
| 21 |
M-E Engineers |
$900,000 |
| 22 |
H&A Architects & Engineers |
$863,474 |
| 23 |
Paulus, Sokolowski and Sartor |
$750,000 |
| 24 |
AKF Group |
$739,000 |
| 25 |
KJWW Engineering Consultants |
$651,984 |
| 26 |
KLH Engineers |
$524,215 |
| 27 |
Walter P Moore |
$495,971 |
| 28 |
GHT Limited |
$450,000 |
| 29 |
Science Applications International Corp. |
$426,888 |
| 30 |
Interface Engineering |
$425,984 |
| 31 |
Allen & Shariff |
$400,000 |
| 32 |
Walker Parking Consultants |
$360,240 |
| 33 |
Bridgers & Paxton Consulting Engineers |
$337,378 |
| 34 |
Haynes Whaley Associates |
$301,003 |
| 35 |
CTLGroup |
$300,000 |
| 36 |
RDK Engineers |
$281,000 |
| 37 |
Henderson Engineers |
$272,858 |
| 38 |
H.F. Lenz |
$272,000 |
| 39 |
Smith Seckman Reid |
$270,470 |
| 40 |
Syska Hennessy Group |
$265,788 |
| 41 |
Primera Engineers |
$211,000 |
| 42 |
Coffman Engineers |
$200,000 |
| 43 |
Joseph R. Loring & Associates |
$155,000 |
| 44 |
Wallace Engineering |
$150,000 |
| 45 |
GRAEF |
$143,034 |
| 46 |
Dunham Associates |
$125,000 |
| 47 |
Karpinski Engineering |
$109,499 |
| 48 |
Barge, Waggoner, Sumner and Cannon |
$100,000 |
| 48 |
ThermalTech Engineering |
$100,000 |
| 50 |
Heapy Engineering |
$96,897 |
| 51 |
Spectrum Engineers |
$89,390 |
| 52 |
Newcomb & Boyd |
$87,850 |
| 53 |
TTG |
$85,000 |
| 54 |
Mazzetti |
$57,094 |
| 55 |
Sparling |
$40,399 |
| 56 |
Dewberry |
$33,605 |
| 57 |
FBA Engineering |
$30,000 |
| 58 |
Degenkolb Engineers |
$14,192 |
| 59 |
Davis, Bowen & Friedel |
$10,521 |
| 60 |
Kamm Consulting |
$3,500 |
| 61 |
Shive-Hattery |
$3,055 |
| 62 |
French & Parrello Associates |
$3,000 |
