Micromem Technologies Inc. Interim Filings

TORONTO, June 29 /PRNewswire-FirstCall/ - Micromem Technologies Inc. (the
"Company") (CNSX: MRM, OTCBB: MMTIF) announces it has filed its interim
financial statements for the period ended April 30, 2009, together with the
Management's Discussion & Analysis on SEDAR and EDGAR. These documents may be
viewed at www.sedar.com and by searching EDGAR at http://www.sec.gov/.

About Micromem Technologies Inc. and MASTInc:
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MASTInc is a wholly owned U.S.-based subsidiary of Micromem Technologies Inc.,
a publicly traded (OTC: MMTIF CNSX: MRM) fabless semiconductor company with
headquarters in Toronto, Canada and an office in New York City. Micromem holds
and continues to develop a broad-based patent portfolio of Magnetoresistive
Random Access Memory (MRAM) and magnetic sensor technologies. Micromem's MRAM
patents create a solution for performance driven, radiation hard, non-volatile
memory applications. MASTInc is focused on business development efforts and is
working on the launch of sensory products for use in both defense and consumer
applications. Its first product, GC-0301, is far superior to the competition
with over 200 V/T, making it one of the most sensitive hall sensors on the
market without the need for external amplification. MASTInc is working with
companies that have large-scale capabilities and expects to sign contracts in
the coming quarters.

Safe Harbor Statement

This press release contains forward-looking statements. Such forward-looking
statements are subject to a number of risks, assumptions and uncertainties
that could cause the Company's actual results to differ materially from those
projected in such forward-looking statements. In particular, factors that
could cause actual results to differ materially from those in forward looking
statements include, our inability to obtain additional financing on acceptable
terms, risk that our products and services will not gain widespread market
acceptance; continued consumer adoption of digital technology, inability to
compete with others who provide comparable products, the failure of our
technology, inability to respond to consumer and technological demands,
inability to replace significant customers; seasonal nature of our business
and other risks detailed in our filings with the Securities and Exchange
Commission. Forward-looking statements speak only as of the date made and are
not guarantees of future performance. We undertake no obligation to publicly
update or revise any forward-looking statements. When used in this document,
the words "believe," "expect," "anticipate," "estimate," "project," "plan,"
"should," "intend," "may," "will," "would," "potential," and similar
expressions may be used to identify forward-looking statements.

The CNSX or any other securities regulatory authority has not reviewed
and does not accept responsibility for the adequacy or accuracy of this
press release that has been prepared by management.

Listing: NASD OTC-Bulletin Board - Symbol: MMTIF
: CNSX-Symbol: MRM

Shares issued: 88,498,003
SEC File No: 0-26005

SOURCE Micromem Technologies Inc.

Jason Baun, 1-877-388-8930