GreenInfo Network – Information and Mapping in the Public Interest
http://www.greeninfo.org/

GreenInfo Network is a non-profit, tax-exempt organization that assists others in the use of Geographic Information Systems (GIS) and related information technologies. We work as a consultant to the many groups and agencies who engage us. Created in 1996, GreenInfo works for 80-100 public interest clients annually, in California and the United States generally. This has been added to the tools section of Research Resources Subject Tracer™ Information Blog.