Spire Corporation to Hold First-Quarter 2009 Conference Call on May 15

BEDFORD, Mass.--(BUSINESS WIRE)--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 the Company will host its first-quarter 2009 financial results conference call on Friday, May 15, 2009 at 4:30 p.m. ET.

On the call, Chairman and Chief Executive Officer Roger G. Little and Chief Financial Officer and Treasurer, Christian Dufresne will discuss Spire’s first-quarter 2009 results, as well as the Company’s business outlook and growth strategy.

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 800-510-9691 (international dial-in number: 1-617-614-3453) with the passcode 289 86 946. 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 turnkey production lines and capital equipment to manufacture photovoltaic cells and modules worldwide. Spire Semiconductor provides processing technology for Spire’s solar cell manufacturing lines and offers 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.