DANBURY, Conn., Sept. 2, 2010 (GLOBE NEWSWIRE) -- ATMI , Inc. (Nasdaq:ATMI) announced that it is scheduled to present at Citigroup's 17 th Annual Global Technology Conference in New York City on September 7, 2010 at 2:45 p.m. local time. A webcast link will be posted on ATMI.com's investor, events and presentations page.

About ATMI

ATMI, Inc. provides specialty semiconductor materials, and high-purity materials handling and delivery solutions designed to increase process efficiencies for the worldwide semiconductor, flat panel, and life sciences industries. For more information, please visit http://www.atmi.com .

The ATMI, Inc. logo is available at http://www.globenewswire.com/newsroom/prs/?pkgid=5254

ATMI and the ATMI logo are trademarks or registered trademarks of Advanced Technology Materials, Inc., in the United States, other countries or both .
CONTACT:  ATMI, Inc.          Dean Hamilton, Director,            ATMI Investor Relations & Corporate Communications          203.207.9349          203.794.1100 x4202          dhamilton@atmi.com

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