Spire Corporation (Nasdaq: SPIR), a global solar company providing capital equipment and turn-key manufacturing lines to produce photovoltaic (PV) modules and engineering, procurement and construction (EPC) integration services for solar systems, will host a quarterly conference call to discuss third quarter 2011 results on Friday, November 11, 2011 at 4:30 p.m. (EST). On the call, Spire Corporation’s Chairman and CEO, Roger G. Little and Chief Financial Officer and Treasurer, Robert S. Lieberman, will review Spire’s financial results for the third quarter of 2011. During the call, the Company may answer questions concerning business and financial developments, trends, and other business and financial matters. The Company’s responses to these questions, as well as other matters discussed during the conference call, may contain or constitute information that has not been previously disclosed. Those who wish to listen to the conference call should visit the Investors section of the Company’s website, www.spirecorp.com. The dial-in number to participate in the conference call is 800-295-3991; international callers may use +1 617-614-3924 . The passcode for all participants is 32774586. For those who miss the event, an archive will be available at www.spirecorp.com for seven days. About Spire Corporation Spire Corporation is a global solar company providing capital equipment and turn-key production lines to manufacture PV modules. For further details on the Company and its products, please visit the Company's website at www.spirecorp.com. Certain matters described in this press release may be forward-looking statements subject to risks and uncertainties that could cause actual results to differ materially from those indicated in the forward-looking statements. Such risks and uncertainties include, but are not limited to, the risk of dependence on market growth, competition and dependence on government agencies and other third parties for funding contract research and services, as well as other factors described in the Company's Form 10-K and other periodic reports filed with the Securities and Exchange Commission.