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- ARCO
- Barrick Goldstrike Mines, Inc.
- British Petroleum Company
- CALTRANS
- Central Nebraska Public Power and
Irrigation District
- Chemical Landholdings, Inc.
- Cobblestone Development Company,
California
- CODEVASF
- Conoco
- Denver Water Board
- Dole Fruit Company
- Duke Power Company, North Carolina
- Exxon
- Federal Emergency Management
Agency
- Federal Energy Regulatory Commission
- Federal Highway Administration
- FMC Gold Company
- Freeport-McMoRan Company/Crescent
Technology
- Gannett Fleming
- Georgia Pacific Corporation
- Idaho Power Company
- INECEL
- Inter-American Development Bank
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- International Boundary & Water
Commission
- Kiewit Mining Group
- Maccaferri Gabions, Inc.
- Maricopa County, Arizona
- Mobil
- Nature Conservancy, Oklahoma
- Nebraska Public Power District
- New England Power Service Company
- Newmont Gold Company
- North Penn/North Wales Water District
- Pacific Gas & Electric
- Pima County, Arizona
- Papio Natural Resources District,
Nebraska
- P.T. Freeport Indonesia
- Riverside County Flood Control
District, California
- RTZ
- Syar Industries, California
- Tacoma Public Utilities
- United Nations
- U.S. Agency for International
Development
- U.S. Army Corps of Engineers:
Vicksburg District,
St. Louis District,
Portland District,
Sacramento District,
New England District,
- U.S. Bureau of Reclamation
- U.S. Department of Justice
- U.S. Forest Service
- U.S. Soil Conservation Service
- Woodward-Clyde Consultants
- World Bank
- Wyoming Highway Department
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s you can see below, we are proud to call some of the World's most influential companies our clients.
This is an abbreviated list; please contact us for more information or
references.