Charles River Laboratories Appoints John Crowley as Corporate Senior Vice President, Corporate Controller and Chief Accounting

  Charles River Laboratories Appoints John Crowley as Corporate Senior Vice
  President, Corporate Controller and Chief Accounting Officer

Business Wire

WILMINGTON, Mass. -- September 26, 2013

Charles River Laboratories International, Inc. (NYSE:CRL) announced today the
appointment of John Crowley to the role of Corporate Senior Vice President,
Corporate Controller and Chief Accounting Officer, effective September 30. In
this newly created position, Mr. Crowley will be responsible for providing
strategic guidance to the finance groups, including directing the corporate
accounting function and practices, maintaining its fiscal records and
preparing its financial reports. He will also oversee the design and operation
of the Charles River’s system of internal controls, ensuring compliance with
the rules and regulations of the Sarbanes-Oxley Act.

Immediately prior to joining Charles River, Mr. Crowley was Vice President,
Chief Accounting Officer & Corporate Controller of Ironwood Pharmaceuticals.
Previously, he held senior corporate finance positions at Vertex
Pharmaceuticals where he successfully managed and directed all areas of
technical accounting.

James C. Foster, Chairman, President, and Chief Executive Officer of Charles
River Laboratories, commented, “John brings a wealth of financial acumen to
Charles River. His expertise and experience in the life sciences industry is a
welcomed addition to our executive team.”

Mr. Crowley commented, “Charles River has a compelling value proposition and a
unique business model. I look forward to playing an integral role in its
future growth and success.”

Mr. Crowley holds a B.S. in both Economics and Accountancy from Babson College
and is a certified public accountant.

Caution Concerning Forward-Looking Statements

This press release includes forward-looking statements within the meaning of
the Private Securities Litigation Reform Act of 1995. Forward-looking
statements may be identified by the use of words such as “anticipate,”
“believe,” “expect,” “will,” “may,” “estimate,” “plan,” “outlook,” and
“project” and other similar expressions that predict or indicate future events
or trends or that are not statements of historical matters. Forward-looking
statements are based on Charles River’s current expectations and beliefs, and
involve a number of risks and uncertainties that are difficult to predict and
that could cause actual results to differ materially from those stated or
implied by the forward-looking statements. A description of these risks,
uncertainties, and other matters can be found in the Risk Factors detailed in
Charles River's Annual Report on Form 10-K as filed on February 27, 2013, as
well as other filings we make with the Securities and Exchange Commission.
Because forward-looking statements involve risks and uncertainties, actual
results and events may differ materially from results and events currently
expected by Charles River, and Charles River assumes no obligation and
expressly disclaims any duty to update information contained in this news
release except as required by law.

About Charles River Laboratories

Accelerating Drug Development. Exactly. Charles River provides essential
products and services to help pharmaceutical and biotechnology companies,
government agencies and leading academic institutions around the globe
accelerate their research and drug development efforts. Our dedicated
employees are focused on providing clients with exactly what they need to
improve and expedite the discovery, early-stage development and safe
manufacture of new therapies for the patients who need them. To learn more
about our unique portfolio and breadth of services, visit


Charles River Laboratories
Susan E. Hardy, 781-222-6190
Corporate Vice President, Investor Relations
Charles River Laboratories
Amy Cianciaruso, 781-222-6168
Executive Director of Public Relations and Corporate Communications
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