Institutes, companies and organisations connected to GIN:
- Dresden University of Technology, Core Facility Environmental Analytics (CFEA)
- Federal Institute for Geosciences and Natural Resources (BGR), Berlin-Spandau
- Federal Institute of Hydrology (BfG), Koblenz
- GeoZentrum Nordbayern of the Friedrich-Alexander University (FAU), Erlangen
- GFZ Helmholtz Centre for Geosciences, Potsdam
- Helmholtz Centre for Environmental Research GmbH – UFZ, Halle/Saale
- Hydroisotop GmbH, Schweitenkirchen
- International Atomic Enery Agency (IAEA), Vienna
- Isodetect GmbH, Leipzig
- Justus Liebig University Giessen (JLU), Department of Landscape Ecology and Resources Management
- Leibniz Centre for Agricultural Landscape Research (ZALF) e. V., Müncheberg
- Leibniz Institute for Baltic Sea Research Warnemünde (IOW)
- Leibniz Institute of Freshwater Ecology and Inland Fisheries (IGB), Berlin
- Max Planck Institute for Biogeochemistry (BGC), Jena
- Picarro, San Francisco, USA
- Technical University of Braunschweig, Institute of Geoecology (IGÖ)
- Technical University of Darmstadt, Institute of Applied Geosciences (IAG)
- University of Bremen, Institute of Environmental Physics (IUP)
- University of Freiburg, Hydrology (UNR-Hydro)
- University of Kassel, Institute of Water, Waste and Environmental Engineering (IWAU)