ATMI To Present At Investor Conference

DANBURY, Conn., Aug. 27, 2012 (GLOBE NEWSWIRE) -- ATMI, Inc. (Nasdaq:ATMI) announced that it is scheduled to participate in the 2012 Citi Technology Conference on September 4, 2012 at the Hilton New York Hotel in New York City. A webcast link will be posted on the events and presentations section of http://investor.atmi.com .

About ATMI

ATMI, Inc. is a global provider of specialty semiconductor materials, and safe, high-purity materials handling and delivery solutions designed to increase process efficiencies for the microelectronics, life sciences, and other industries. For more information, please visit http://www.atmi.com .

ATMI and the ATMI logo are trademarks, or registered trademarks, of Advanced Technology Materials, Inc., in the United States, other countries or both.

The ATMI, Inc. logo is available at http://www.globenewswire.com/newsroom/prs/?pkgid=5254
CONTACT: Troy Dewar         Director, Investor Relations         203.207.9349         tdewar@atmi.com

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