Associations, Societies, etc

• American Geophysical Union
• American Society of Civil Engineers
• American Water Resources Association
• European Geophysical Society
• European Water Association
• European Water Resources Association
• International Association of Hydraulic Engineering and Research
• WG Computers and Environment of International Federation for Information Processing
• International Environmental Modelling and Software Society
• International Water Association
• International Association of Hydrological Sciences
• International Water Resources Association

Universities and laboratories

• Center for Research in Water Resources at The University of Texas at Austin
• Engineering Computer Graphics Laboratory at Brigham Young University
• Technical University of Budapest
• The School of Civil and Environmental Engineering, The College of Engineering, Cornell University
• Water Resources and Environmental Modeling Group in the Department of Civil and Environmental Engineering at the University of California-Davis
• Environmental Hydraulics and Water Resources group at Georgia Tech
• GLOBIS / Faculty of Geographical Sciences, Universiteit Utrecht
• Hydroinformatics at IHE-Delft
• Ohio State University Department of Geography
• PIK
• Royal Melbourne Institute of Technology
• The Spatial Modeling and Visualization team at the University of Illinois Geographic Modeling Systems Laboratory
• IIS.Mishiake Lab.
• IHAS Nagoya Univ.
• Warsaw Agricultural University
• Wien Technical University

Other institutions

• Arizona Hydrology and Water Resources
• Arizona HydroCycle&Climatic Processes
• USGS-HTTP Server
• USGS Earth&Environmental
• USGS, Colorado Water Resources
• CADSWES
• EPA(Environmental Protection Agency)
• HR Wallingford
• Institute of Hydrology
• IIASA (International Institute for Applied Systems Analysis)
• EU JRC (Joint Research Centre)
• National Atlas Information Service: a gateway to Canadian Geography
• NOAA Homepage
• NCAR Homepage
• NASA Info Services
• NASA Marshall SpaceFlight
• NASA WetNet Project
• EOS Climate&Hydro IDS Teams
• The Pacific Northwest National Laboratory Hydrology Technical Group
• SINTEF (in Norway)
• UNESCO/International Hydrological Programme
• United Nations University / World Institute for Development Economics Research (UNU/WIDER)
• U.S. Army Corps of Engineers
  • Hydrologic Engineering Center
  • RAMS/Regulatory
  • Waterways Experiment Station
  • Wetlands Research & Technology Center

Companies

• Campbell Scientific
• Chiron
• Consulting Hydrogeology & Environmental Software Services Inc.
• Danish Hydraulic Institute
• Dodson & Associates, Inc
• ESS
• Hydrocomp Inc.
• Water Resources Consulting Services

Other organizations

• Environmental Centres for Administration and Technology (Lithuania)
• Lifewater Canada

Finnish

Universities and laboratories

• Helsinki University

Associations

• Geofysiikan seura
• Paikkatietoalan yhdistys ProGIS ry
• NHFiF
• Vesi- ja viemärilaitosyhdistys
• Vesiyhdistys ry

Other institutions

• Academy of Finland
• Finnish Ministry of Education
• Finnish Environment Institute
• Finnish Game and Fisheries Research Institute
• Tekes VTT Research Information Server
• VTT Manufacturing Technology

Companies

• Datafellows
• IVO
• Kemijoki Oy
• YVA Oy

Other organizations

• Nessling foundation
• Maa ja vesitekniikan tuki r.y.