- AC Technology, Washington D.C.
- Alberta Environment, Edmonton, Alberta, Canada
- Aqaba Special Economic Authority (AZESA) Aqaba, Jordan
- BC Ministry of the Environment, Victoria, British Columbia, Canada
- Brookfield Power, Wawa, Ontario, Canada
- Burgess & Niple, Columbus, Ohio
- Canadian Hydrographic Service, Institute of Ocean Serice, Sidney, British Columbia, Canada
- CDM
- Comision Nacional del Agau (CNA), Mexico, Central America
- County of Sutter, Yuba City, California
- Direction de la Meteorologie Nationale (DMN), Morocco, Africa
- EMGESA Bogota, Colombia, South America
- Empressas Publicas de Medellin, Colombia, South America
- Enviromation
- Environment Canada
- Grasslands Water District, Los Banos, California
- Hatch Energy, Niagara Falls, Ontario, Canada
- Hidromet, S.A., Mexico City, Mexico, Central America
- Hydrologic Research Center, San Diego, California
- ILEX Engineering, Marlyand
- IGS-Mexico, Mexico City, Mexico, Central America
- International Resources Group, Washington, D.C.
- Lake of the Woods Control Board, Ontario, Canada
- Lawrence Berkely National Labs, Berkeley, California
- Manitoba Conservation/Manitoba Water Stewardship, Winnipeg, Manitoba, Canada
- Manitoba Hydro, Canada
- Merced Irrigation District, California
- Ministry of Natural Resources, Ontario, Canada
- Mississippi Valley Water Conservation Authority, Lanark, Ontario, Canada
- Nevada Irrigation District, Colfax, California
- NOAA, NESDIS, Silver Spring, Maryland
- National Ocean Service, Seattle, Washington
- Nyungwe National Park, Rwanda, Africa
- Pacific Gas & Electric, California
- Romania National Meteorological Agency, Bucharest, Romania
- Sandia National Labs, New Mexico
- Snohomish County, Everett, Washington
- Snowy Hydro Ltd, Cooma and Sydney, Australia
- South Feather Water and Power Agency
- South Florida Water Management District, Miami, Florida
- Southern California Edison, Los Angeles, California
- State of Arizona, Phoenix, Arizona
- State of California, Sacramento, California
- State of Colorado, Denver, Colorado
- State of Nebraska, Lincoln, Nebraska
- State of Oregon, Portland, Oregon
- United States Agency for International Development (USAID)
- United States Army Corps of Engineers
- United States Bureau of Reclamation
- United States Trade and Development Agency
- University of South Florida, St. Petersburg, Florida
- UR Mexico, Mexico City, Mexico, Central America
- Water Survey of Canada
- World Bank