Flow International Appoints Allen Hsieh Vice President & Chief Financial Officer

KENT, Wash., May 11 /PRNewswire-FirstCall/ -- Flow International Corporation
(Nasdaq: FLOW), the world's leading developer and manufacturer of industrial
waterjet machines for cutting and cleaning applications, today announced the
appointment of Allen Hsieh as Vice President and Chief Financial Officer.
Hsieh will oversee all of FLOW's financial functions from the company's
headquarters in Kent, Washington and report directly to Charley Brown, Flow's
President and CEO. Hsieh joined FLOW on December 4, 2008 when he was
appointed interim CFO.

"Allen has proven himself to be a very effective addition to our executive
team, and we welcome his experience and leadership," Charley Brown said.
"Allen will play a strategic role as we continue to position the company for
growth and return value to our shareholders."

From 2003 to 2007, Hsieh was with InfoSpace, Inc., a publicly traded provider
of online and mobile media products and services, most recently as Chief
Financial Officer. From 2000 to 2003, Hsieh was Vice President, Finance at
Terabeam Corporation, a provider of broadband wireless technology equipment
and services. He was with PricewaterhouseCoopers LLP from 1985 to 2000, where
he was a partner beginning in 1998. Mr. Hsieh has a B.A. in Business
Administration from the University of Washington.

About Flow International
Flow International Corporation is the world's leading developer and
manufacturer of ultrahigh-pressure waterjet technology for cutting and
cleaning. Flow provides state-of-the-art ultrahigh-pressure (UHP) technology
to numerous industries including automotive, aerospace, job shop, surface
preparation, food and dozens more. For more information, visit
www.flowcorp.com.

This press release contains forward-looking statements relating to future
events or future financial performance that involve risks and uncertainties.
The words "believe," "expect," "intend," "anticipate," variations of such
words, and similar expressions identify forward-looking statements but their
absence does not mean that the statement is not forward-looking. These
statements are only predictions and actual results could differ materially
from those anticipated in these statements based on a number of risk factors,
including those set forth in the April 30, 2008 Flow International Corporation
Form 10-K Report, filed with the Securities and Exchange Commission. Forward-
looking statements in this press release include, without limitation,
statements regarding Mr. Hsieh's future role with the Company. Readers are
cautioned not to place undue reliance on these forward-looking statements that
speak only as of the date of this announcement.

Contact:
Flow Investor Relations
Geoffrey Buscher
253-813-3286
investors@flowcorp.com

SOURCE Flow International Corporation

Geoffrey Buscher of Flow Investor Relations, +1-253-813-3286,
investors@flowcorp.com