The Interuniversity National Consortium
"Chemistry for the Environment" (INCA Consortium)
Gathers 33 Italian universities and about 90 research units; headquarters in Venezia and Roma, Italy.

NSF Science and Technology Center for Environmentally Responsible Solvents and Processes
University of North Carolina; Chapel Hill

Queen's University Ionic Liquid Laboratories (QUILL)
Queen's University of Belfast

The Clean Technology Research Group
University of Nottingham

The Green Chemistry Group (see below: now called centre of excellence)
University of York

Centre for Green Chemistry
University of Monash

Centre for Green Manufacturing
University of Alabama

Chemical Process Engineering Research Institute
Centre for Research & Technology

University of Leicester (UK)
Leicester Green Chemistry Group

University of Leeds (UK)
Leeds Cleaner Synthesis Group

Institute of Applied Catalysis (UK)
A research network for catalysis

Carnegie Mellon University (USA)
Institute for Green Oxidation Chemistry

Institute for a Sustainable Environment (USA)
University of Oregon

Center for Sustainable and Green Chemistry (DEN)  http://www.csg.dtu.dk/

Green Chemistry Centre of Excellence (UK)  http://www.york.ac.uk/res/gcg/site/index.htm

Center for Green Chemistry at UMass Boston (US)  http://www.greenchemistry.umb.edu/

Center for Green Chemistry at UMass Lowell (US)  http://www.greenchemistry.uml.edu/

University of Notre Dame Energy Centre (USA) http://www.nd.edu/~ndenergy/