On the call, Chairman and Chief Executive Officer, Roger G. Little and Chief Financial Officer and Treasurer, Christian Dufresne will discuss Spire’s second-quarter 2009 results, as well as the Company’s business outlook and growth strategy. During the conference 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 webcast should visit the “Investors” section of the Company’s website at www.spirecorp.com. The live call also can be accessed by dialing 866.788.0543 (international dial-in number: 1.857.350.1681) with the passcode 920 32 998. If you are unable to listen to the live call, the webcast will be archived on the Company’s website.

About Spire Corporation

Spire Corporation is a global solar company providing capital equipment to manufacture PV modules, turnkey manufacturing lines and solar PV systems. Spire Semiconductor provides processing technology for Spire’s silicon solar cell lines and produces gallium arsenide cells for solar concentrator systems. For corporate or product information, contact Spire Corporation at 781-275-6000, or visit www.spirecorp.com.

Contact

Christian Dufresne

CFO & Treasurer

781-275-6000

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.

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