Roberto Lucchi (ESRI Inc.)
Cristiano Fugazza (JRC-IES)
Masahiko Nagai (The University of Tokyo), Developing Wiki based Ontology and Terminology management tool with graph viewer.
Sri Vinay CIESIN (Columbia University)
Brad Lee (CSIRO), Hydrology monitoring system in Tasmania and Developing Hydrology Ontology.
Veronica Guidetti, ESA
Shuhei Kinoshita, Fujitsu Limited
Doug Nebert, USGS
Steven Browdy, IEEE / OMS Tech, Inc.
(Some other participants were there. Please modify the list if necessary.)