GRI
The Global Reporting Initiative (GRI) is a non-profit organization that promotes economic sustainability. GRI provides all companies and organizations with a comprehensive sustainability reporting framework that is widely used around the world.
GRI is a network-based organization. A global network of some 30,000 people, many of them sustainability experts, contributes to its work. GRI’s governance bodies and Secretariat act as a hub, coordinating the activity of its network partners.
URL: http://www.globalreporting.org
Beautiful website!