UQM Technologies to Hold Conference Call Thursday, May 21, 2009 at 4:30 P.M. Eastern Time

FREDERICK, Colo.--UQM Technologies, Inc. (NYSE Amex:UQM), a developer of alternative energy technologies, will hold a conference call with members of the investment community on Thursday, May 21, 2009 at 4:30 p.m. Eastern Time. To participate in the call, dial 1-888-505-4381 approximately 10 minutes before the conference is scheduled to begin and provide confirmation code 4395929 to access the call. International callers should dial 1-719-457-2646.

William G. Rankin, UQM Technologies’ President and Chief Executive Officer and Donald A. French, Treasurer and Chief Financial Officer, will be reviewing the Company’s operating results for the quarter and fiscal year ended March 31, 2009.

For anyone who is unable to participate in the conference, access to a recording will be available for 48 hours following the call. Dial 1-888-203-1112 and give replay code 8495558 to access the playback. International callers should dial 1-647-436-0148. Please allow two hours from the time of the conference call for initial setup before access.