| Top Design Firms by WORLDWIDE Billings |
| Rank |
Company |
$ Mil. |
| 1 |
CH2M HILL |
3730.65 |
| 2 |
Golder Associates Inc. |
698.00 |
| 3 |
NBBJ |
194.84 |
| 4 |
Callison |
185.00 |
| 5 |
David Evans and Associates, Inc. |
183.10 |
| 6 |
ZGF Architects LLP |
148.77 |
| 7 |
DLR Group |
112.70 |
| 8 |
Wiss, Janney, Elstner Associates, Inc. |
87.50 |
| 9 |
MulvannyG2 Architecture |
78.35 |
| 10 |
Otak, Inc. |
65.90 |
| 11 |
GeoEngineers |
62.33 |
| 12 |
Shannon & Wilson, Inc. |
48.30 |
| 13 |
Magnusson Klemencic Associates, Inc. |
42.73 |
| 14 |
BergerABAM Inc. |
38.12 |
| 15 |
Mahlum Architects |
32.15 |
| 16 |
NAC|Architecture |
31.55 |
| 17 |
Coffman Engineer |
28.30 |
| 18 |
Sparling, Inc. |
27.43 |
| 19 |
DCI Engineers |
23.15 |
| 20 |
CLC Associates, Inc. |
19.10 |
| 21 |
CASCO Diversified Corporation |
18.80 |
| 22 |
Reid Middleton |
17.63 |
| 23 |
R&M Consultants, Inc. |
14.40 |
| 24 |
Dull Olson Weekes Architects |
10.69 |
| 25 |
PCS Structural Solutions |
10.02 |
| 26 |
JPC Architects, PLLC |
9.30 |
| 27 |
CDi Engineers |
9.17 |
| 28 |
Murray, Smith & Associates, Inc. |
9.13 |
| 29 |
Harper Houf Peterson Righellis Inc. |
9.12 |
| 30 |
Weber Thompson |
7.98 |
| 31 |
Hammond Collier Wade Livingstone |
7.63 |
| 32 |
Freiheit & Ho Architects, Inc., P.S. |
6.90 |
| 33 |
VLMK Consulting Engineers |
4.20 |
| 34 |
Hardey Engineering & Associates, Inc. |
3.34 |
| 35 |
Scott | Edwards Architecture, LLP |
2.20 |
| 36 |
William Wilson Architects PC |
1.89 |
| 37 |
Magellan Architects |
1.81 |
| 38 |
The Driftmier Architects, P.S. |
1.62 |
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