PRESS RELEASE: Montreal (QC), June 15, 2010 — Xebec Adsorption Inc. (TSX: XBC) ("Xebec"), a provider of biogas upgrading, natural gas and hydrogen purification solutions for the clean energy market, announced today that it has signed a multi-year supply agreement — and has received the first multi-unit purchase order under the agreement — with Nuvera Fuel Cells ("Nuvera"), a leading supplier of fuel cell and hydrogen re-fueling systems in the U.S. and Europe.