| Rank |
Company |
2012 Multifamily Revenue ($) |
| 1 |
STV |
$42,284,000 |
| 2 |
URS Corp. |
$42,072,070 |
| 3 |
AECOM Technology Corp. |
$39,580,000 |
| 4 |
Parsons Brinckerhoff |
$37,500,000 |
| 5 |
Michael Baker Jr. |
$21,020,000 |
| 6 |
Buro Happold Consulting Engineers |
$20,430,000 |
| 7 |
Wiss, Janney, Elstner Associates |
$18,070,000 |
| 8 |
Thornton Tomasetti |
$13,899,030 |
| 9 |
KPFF Consulting Engineers |
$13,000,000 |
| 10 |
Simpson Gumpertz & Heger |
$10,200,000 |
| 11 |
WSP USA |
$9,500,191 |
| 12 |
Arup |
$7,452,506 |
| 13 |
Magnusson Klemencic Associates |
$6,754,614 |
| 14 |
Dewberry |
$5,927,378 |
| 15 |
KCI Technologies |
$4,000,000 |
| 16 |
Science Applications International Corp. |
$3,142,018 |
| 17 |
Walker Parking Consultants |
$3,109,222 |
| 18 |
Aon Fire Protection Engineering |
$3,010,000 |
| 19 |
Paulus, Sokolowski and Sartor |
$2,800,000 |
| 20 |
AKF Group |
$2,008,000 |
| 21 |
Rolf Jensen & Associates |
$2,000,000 |
| 22 |
Glumac |
$1,958,000 |
| 23 |
Bala Consulting Engineers |
$1,950,000 |
| 24 |
Haynes Whaley Associates |
$1,755,846 |
| 25 |
CTLGroup |
$1,700,000 |
| 26 |
M-E Engineers |
$1,500,000 |
| 27 |
Allen & Shariff |
$1,450,000 |
| 28 |
Interface Engineering |
$1,397,312 |
| 29 |
TLC Engineering for Architecture |
$1,347,023 |
| 30 |
Clark Nexsen |
$1,243,665 |
| 31 |
M/E Engineering |
$1,134,350 |
| 32 |
Davis, Bowen & Friedel |
$1,131,802 |
| 33 |
Coffman Engineers |
$1,075,000 |
| 34 |
Barge, Waggoner, Sumner and Cannon |
$1,000,000 |
| 34 |
French & Parrello Associates |
$1,000,000 |
| 36 |
H&A Architects & Engineers |
$804,768 |
| 37 |
GRAEF |
$801,255 |
| 38 |
Smith Seckman Reid |
$784,137 |
| 39 |
RDK Engineers |
$739,000 |
| 40 |
Vanderweil Engineers |
$737,700 |
| 41 |
Apogee Consulting Group |
$718,000 |
| 42 |
KJWW Engineering Consultants |
$673,446 |
| 43 |
Walter P Moore |
$606,875 |
| 44 |
Guernsey |
$573,651 |
| 45 |
Sparling |
$500,395 |
| 46 |
TTG |
$450,250 |
| 47 |
GHT Limited |
$400,000 |
| 48 |
Henderson Engineers |
$368,297 |
| 49 |
OLA Consulting Engineers |
$350,000 |
| 50 |
RMF Engineering Design |
$300,000 |
| 51 |
G&W Engineering |
$225,000 |
| 52 |
Newcomb & Boyd |
$212,680 |
| 53 |
Mazzetti |
$193,774 |
| 54 |
Kamm Consulting |
$157,300 |
| 55 |
Wallace Engineering |
$150,000 |
| 56 |
Karpinski Engineering |
$148,594 |
| 57 |
Joseph R. Loring & Associates |
$140,000 |
| 58 |
Environmental Systems Design |
$128,159 |
| 59 |
Stanley Consultants |
$121,742 |
| 60 |
FBA Engineering |
$100,000 |
| 61 |
Eaton Energy Solutions |
$77,000 |
| 62 |
Jacobs Engineering Group |
$59,000 |
| 63 |
Heapy Engineering |
$54,477 |
| 64 |
Dunham Associates |
$50,000 |
| 65 |
Wick Fisher White |
$48,762 |
| 66 |
Degenkolb Engineers |
$24,624 |
| 67 |
Total Building Commissioning |
$16,360 |