ATMI to Release Q4 and FY 2000 Results on February 7 Audio Streaming on Web Available at StreetEvents.com BUSINESS WIRE - January 31, 2001 14:06 DANBURY, Conn., Jan 31, 2001 (BUSINESS WIRE) -- ATMI, Inc. (Nasdaq: ATMI), today announced that it intends to release fourth quarter and fiscal year 2000 financial results before the market's open on February 7, 2001. 
  ATMI will host a conference call at 11:00am Eastern the same day to review and discuss the results. Interested parties may listen to the conference call via audio streaming on the Internet at Streetevents.com. A replay of the call will be available by phone for 48 hours at 800.475.6701 (access code 565276) and on the web for one month at StreetEvents.com and ATMI.com. 
  ATMI provides specialty materials, and related equipment systems and services for the worldwide semiconductor industry. Related equipment includes delivery, treatment, monitoring, and analytical process monitoring systems. Services include material management, equipment servicing, and thin film wafer deposition. web.atmi.com 
  CONTACT: ATMI, Danbury Dean Hamilton, 203/794-1100 x 202 203/207-9349 Direct dhamilton@atmi.com |