Spire to Exhibit at Intersolar 2009 in Munich, Germany

Intersolar 2009
Booth Number 360

Spire Corporation (Nasdaq: SPIR), a global solar company providing turnkey solar factories and capital equipment to manufacture photovoltaic modules and cells worldwide, today announced that members of its senior sales team will attend Intersolar 2009 located at the New Trade Fair Center in Munich, Germany.

Spire’s tradeshow booth and senior sales team will be located in Hall A3, Booth Number 360 from May 27 to 29, 2009. According to the Intersolar website, Intersolar is the world’s largest solar technology trade fair and the number one meeting point for everyone in the solar industry. Intersolar focuses on the Photovoltaic, Solar Thermal and Solar Architecture branches. For more information, please visit: http://www.intersolar.de.

About Spire Corporation

Spire Corporation is a global solar company providing turnkey production lines and capital equipment to manufacture photovoltaic modules and cells worldwide. Spire Semiconductor provides processing technology for Spire’s silicon solar cell manufacturing lines and produces and sells custom gallium arsenide cells for solar concentrator systems. For corporate or product information, contact Spire Corporation, “The Turnkey Solar Factory Company,” at 781-275-6000, or visit www.spirecorp.com.

Certain matters described in this news 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.

Contacts

Spire Corporation
Mark Willingham, 781-275-6000
Vice President of Sales & Marketing