Proteus is a public-private partnership established in the spirit of the Johannesburg summit business, multilateral organizations, governments and NGOs working together to achieve more. Proteus aims to gather and analyze the best available data on the world's living resources, such as species and ecosystems, and make it available globally as usable and accessible information suitable for decision-making.

Major Groups:
Anglo American plc (United Kingdom of Great Britain and Northern Ireland)
BP plc (United Kingdom of Great Britain and Northern Ireland)
Cooperative Insurance Society (United Kingdom of Great Britain and Northern Ireland)
HSBC plc (United Kingdom of Great Britain and Northern Ireland)
Premier Oil (United Kingdom of Great Britain and Northern Ireland)
Rio Tinto plc (United Kingdom of Great Britain and Northern Ireland)
Earthwatch (United States of America)

UN System:
United Nations Environment Programme (UNEP), World Conservation Monitoring Centre (United Kingdom of Great Britain and Northern Ireland)

Other:
Total Foundation (France)
The Vodafone Group Foundation (United Kingdom of Great Britain and Northern Ireland)