Entegris, Inc. to Present at NASDAQ OMX 26th Investor Program in London on June 21

Entegris, Inc.
Press release

Entegris, Inc. to Present at NASDAQ OMX 26th Investor Program in London on June
21

BILLERICA, Mass., 2011-06-15 07:00 CEST (GLOBE NEWSWIRE) -- Entegris, Inc.
(Nasdaq:ENTG) today announced that the company's management is scheduled to
present at NASDAQ OMX 26th Investor Program on June 21, 2011 at 11:15 AM (BST)
in London, England. 

For those who cannot attend, the presentation will be available via live
webcast and on demand for 30 days, accessible on the Entegris website at
www.entegris.com. 

ABOUT ENTEGRIS

Entegris provides a wide range of products for purifying, protecting and
transporting critical materials used in processing and manufacturing in
semiconductor and other high-tech industries. Entegris is ISO 9001 certified
and has manufacturing, customer service or research facilities in the United
States, China, France, Germany, Israel, Japan, Malaysia, Singapore, South Korea
and Taiwan. Additional information can be found at www.entegris.com. 

The Entegris, Inc. logo is available at
http://www.globenewswire.com/newsroom/prs/?pkgid=3700 


         VP of Corporate Relations
         T 978 436 6750
          
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Entegris, Inc. to Present at NASDAQ OMX 26th Investor Program in London on June 21