Spire Corporation Common Stock to Begin Trading on the OTCQB Market

  Spire Corporation Common Stock to Begin Trading on the OTCQB Market

Business Wire

BEDFORD, Mass. -- July 3, 2013

Spire Corporation (“Spire”) (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 and biomedical processing services,
today announced that its common stock will begin trading on the OTCQB
Marketplace under the ticker symbol “SPIR” commencing Friday, July 5, 2013.
Investors will be able to view the Real Time Level II stock quotes for “SPIR”
at http://www.otcmarkets.com/stock/spir/quote.

The move to the OTCQB does not change Spire’s SEC reporting obligations under
applicable securities laws. Accordingly, Spire will continue to file its
Quarterly Reports on Form 10-Q, Annual Reports on Form 10-K and Current
Reports on Form 8-K.

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About Spire Corporation

Spire Corporation is a global solar company providing capital equipment and
turn-key production lines to manufacture PV modules. For further details on
the Company and its products, please visit www.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 Form10-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statements incomplete or out of date.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.


Spire Corporation
Robert S. Lieberman, 781-275-6000
CFO & Treasurer
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