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 integration services for solar systems, announced today that it will broadcast the presentation of its Annual Meeting of Stockholders tomorrow, May 19, 2011 at 10:00 a.m. (EDT).

The presentation will highlight Spire’s accomplishments of 2010 and directions for the future. Those whose wish to listen to the presentation can access the webcast by dialing 719-955-1371. The access code is 97 65 35.

To join the online meeting, go to https://premconf.webex.com/premconf/j.php?ED=147133177&UID=1164044612&RT=MiMxMQ%3D%3D.

To view in other time zones or languages, please click this link: https://premconf.webex.com/premconf/j.php?ED=147133177&UID=1164044612&ORT=MiMxMQ%3D%3D.

About Spire Corporation

Spire Corporation is a global solar company providing advanced technology, capital equipment and turn-key production lines to manufacture PV modules. To learn more about Spire Corporation, visit www.SpireCorp.com or email PR@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.

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