BILLERICA, Mass., May 18, 2011 (GLOBE NEWSWIRE) -- Entegris, Inc. (Nasdaq:ENTG) announced that the Company's management is scheduled to present at the following financial conferences in May and June:

• May 24, 2011: B. Riley & Co. 12^th Annual Investor Conference in Santa Monica, CA.
• June 1, 2011: D.A Davidson 3^rd Annual Technology Forum in New York, NY.
• June 1, 2011: Craig-Hallum 8^th Annual Institutional Investor Conference in Minneapolis, MN
• June 21, 2011: Nasdaq OMX 26^th Investor Program in London, UK.

For more information, or to arrange a meeting with management, please contact your representative at the respective conference sponsor, or contact Steve Cantor at Entegris at irelations@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

CONTACT: Steven Cantor

         VP of Corporate Relations

         T 978 436 6750

         irelations@entegris.com