| GOVERNMENT | U.S. Army Corps of Engineers Wisconsin Dept. of Natural Resources Minnesota Dept. of Natural Resources State Departments of Transportation:
- Arizona
- Colorado
- Illinois
- Iowa
- Maryland
- Minnesota
- Missouri
- Nebraska
- Nevada
- New York
- North Dakota
- South Dakota
- Utah
- Virginia
- West Virginia
- Wisconsin
| | | | Counties and Municipalities: | - Arvada, Colorado
- Castle Rock, Colorado
- Denver (City & County), Colorado
- Vail, Colorado
- Blue Earth County, Minnesota
- Chanhassen, Minnesota
- Deephaven, Minnesota
- Dakota County, Minnesota
- Hennepin, Minnesota
- Ramsey County, Minnesota
- Saint Paul, Minnesota
- South Saint Paul, Minnesota
- Three Rivers Park District, Minnesota
- Winona County, Minnesota
- Washington County Minnesota
- Dayton, Wisconsin
- Madison, Wisconsin
- Marathon County, Wisconsin
- New Richmond, Wisconsin
- Oak Creek, Wisconsin
- Oxford, Wisconsin
| | | | PUBLIC TRANSPORTATION | Denver Regional Transportation District City of Phoenix Aviation Department Metropolitan Airport Commission, Twin Cities, MN Northstar Commuter Rail Authority, MN Pennsylvania Turnpike Commission Utah Transit Authority |
| | RAILROAD | Appanoose County Community Railroad Burlington Northern Santa Fe Railway Canadian Pacific Railway Canadian National Railway CSX Transportation, Inc. Kansas City Terminal Railway Minnesota Commercial Railway Norfolk Southern Corporation Union Pacific Railroad Wisconsin Southern Railroad
| | | PRIVATE DEVELOPMENT Embassy Apartments, Madison Wisconsin Mystic Lake Casino, Prior Lake, Minnesota Lady Luck Casino, Bettendorf, Iowa River Point, Denver, Colorado Wal-Mart, Salt Lake City, Utah | | | | UTILITY & POWER GENERATION | Ameritech Dynegy Midwest Generation, Inc. Illinois Power Company Xcel Energy, Inc. Salt River Project (SRP) Sumitomo Electric Time Warner Cable Conduit Upper Peninsula Power Company Wisconsin Electric Power Company
| | | INDUSTRIAL Ash Grove Cement Bunge North America Cargill, Inc. Grede Foundries, Inc. Holcim (US), Inc. (Holnam Cement) ISG John Deere Kraemer Mining and Materials, Inc. Regal Ware Corporation Waupaca Foundries, Inc. | | | | GC & JOINT VENTURE PARTNERS | Adolfson & Peterson Construction American Bridge Company Ames Construction, Inc. G.A. & F.C. Wagman Construction G.E. Johnson J.H. Findorff & Sons, Inc. Kiewit Corporation Herzog Companies Inc. Lunda Construction Company Fluor Corporation M.A. Mortenson Company Ryan CompaniesUS, Inc. Stacy & Witbeck Trumbull Corporation Zenith Tech, Inc. |
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