TORONTO, June 28, 2011 /PRNewswire/ – Celestica Inc. (NYSE, TSX: CLS), a global
leader in the delivery of end-to-end product lifecycle solutions, today
announced that it has completed its previously announced acquisition of
the semiconductor equipment contract manufacturing operations of Brooks
Automation. The operations, based in Portland, Oregon and Wuxi, China,
specialize in manufacturing complex mechanical equipment and providing
systems integration services for some of the world’s largest
semiconductor equipment manufacturers.

About Celestica

Celestica is dedicated to delivering end-to-end product lifecycle
solutions to drive our customers’ success. Through our simplified
global operations network and information technology platform, we are
solid partners who deliver informed, flexible solutions that enable our
customers to succeed in the markets they serve. Committed to providing
a truly differentiated customer experience, our agile and adaptive
employees share a proud history of demonstrated expertise and
creativity that provides our customers with the ability to overcome any
challenge.

For further information on Celestica, visit its website at
www.celestica.com

The company’s security filings can also be accessed at www.sedar.com and
www.sec.gov.

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Statements contained in this press release which are not historical
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relating to forward-looking statements contained herein include the
risks and uncertainties, as well as other information related to the
Company, discussed in the Company’s various public filings at
www.sedar.com and www.sec.gov, including our Annual Report on Form 20-F
and subsequent reports on Form 6-K filed with the Securities and
Exchange Commission and our Annual Information Form filed with the
Canadian Securities Commissions. Forward-looking statements are
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otherwise.

SOURCE Celestica Inc.