LONDON (Dow Jones)--ITM Power PLC (ITM.LN), an energy storage and clean fuel company, announced today that DHL Supply Chain and London Stansted Airport have both signed agreements to participate in Hydrogen On Site Trials or HOST of ITM Power's transportable high pressure refueling unit. MAIN FACTS: -The unit under construction is supported by a Technology Strategy Board grant and partners Gateway to London and Revolve Technologies. -HOST will begin in 2011, and will see the operation and refueling of two Hydrogen Internal Combustion Engine Revolve Technologies Ford Transit vehicles with hydrogen produced on site at the point of use, at sites operated by participating companies and in the Gateway to London development area. -Shares closed Tuesday at 25 pence. -By Zechariah Hemans, Dow Jones Newswires; 44-20-7842-9411; [email protected] (END) Dow Jones Newswires June 09, 2010 02:28 ET (06:28 GMT)