GRID-Arendal is a Norwegian foundation that supports the United Nations Environment Programme.  It is a centre of excellence for the scientific analysis of environmental issues in many areas including environmental assessments, ocean issues and polar regions.

The Energy Research Centre is a research and academic type of institution established in 1989.

CONSULAQUA Hamburg is a 100% subsidiary of HAMBURG WASSER, Northern Germany's largest public water supply and wastewater disposal company, and provides advanced expertise and long term experience for all kinds of capacity development challenges, consultancy and engineering tasks in the water sect

The Global Environment Centre Foundation (GEC) is an entity that supports the UNEP’s International Environmental Technology Centre (IETC), based in Japan.

IRD - Institut de Recherche pour le Développement (Research Institute for Development) - is a research organization based in France that is working with its partners in the South to address international development issues.

School of Natural Resources and the Environment, University of Michigan is a Research and academic institution established in 1950 with the mission to manage and conserve the Earth's resources on a sustainable basis.

Okapi Environmental Consulting Incorporated (OECI) is a private sector organization established in 2011 with the mission to provide quality technical and policy advice on sustainable development.

The INR is a non-profit organization that works towards the wise use of natural resources in pursuit of sustainability for the good of the environment and the society, through multidisciplinary applied research.

Korea Environment Corporation (KECO) is a public sector organization  with the mission to Contribute to ecofriendly national development through the improvement of environment and promotion of resource recycling.