Below are groups that we collaborate with or have worked with in the past. It takes collaboration to have an impact on today's pressing computer science problems, and we are extremely fortunate to work with such great people.
Dennis Gannon and the Extreme Lab
http://www.extreme.indiana.edu/
Jay Alamada, Bob Wilhelmson and company at NCSA
Sara Graves and people at University of Alabama Huntsville
The Unidata folks
The OGSA-DAI team in Edinburgh, Scotland
Meteorology friends at Oklahoma University
Mary Thomas at San Diego State University
http://www-rohan.sdsu.edu/faculty/mthomas/
Marlon Pierce and the OGCE team
Peter Dinda at Northwestern