Spire Corporation (Nasdaq: SPIR), a global solar company providing capital equipment and turn-key manufacturing lines to produce photovoltaic (PV) modules and providing Engineering, Procurement and Construction (EPC) integration services for solar systems, today announced it will hold its second-quarter 2011 financial results conference call on Thursday, August 4 th at 4:30 p.m. (ET). On the call, Spire Corporation’s Chairman and CEO, Roger G. Little and Chief Financial Officer and Treasurer, Robert S. Lieberman, will discuss Spire’s second-quarter 2011 financial results, as well as the Company’s business outlook and growth strategy. Those who wish to listen to the conference call should visit the Investors section of the Company’s website, www.SpireCorp.com. The live call can also be accessed by dialing 866.831.5605; international callers may use +1 617.312.8851. The passcode for all participants is 700 181 73. If you are unable to listen live, the call will be archived on the Company’s website. About Spire Corporation Spire Corporation is a global solar company providing 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 including those relating to Spire’s prospects for growth constitute forward-looking statements under the federal securities laws. The discussion of forward-looking information requires management of the Company to make certain estimates and assumptions regarding the Company’s strategic duration and the effect of such plans on the Company’s financial results. These forward-looking statements are 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. Forward-looking statements contained in the press release speak only as of the date of this release. Subsequent events or circumstances occurring after such date may render these statements incomplete or out of date. The Company undertakes no obligation and expressly disclaims any duty to update such statements.