ATMI Selects Entrepix CMP FastForward™ to Enhance Development of Advanced CMP Products

TEMPE, Ariz.-July 10, 2007-Entrepix today announced the signing of a CMP FastForwardTM volume pricing agreement (VPA) with ATMI, Inc., a worldwide provider of specialty materials to semiconductor manufacturers. The agreement further substantiates the ongoing market acceptance Entrepix is experiencing with its portfolio of process, equipment, and production services.

"As we continue to execute on our product roadmap, broadening our material and material handling offerings, utilizing Entrepix extensive capabilities gives ATMI immediate access to industry recognized CMP expertise and a manufacturing environment for our customer demonstrations," stated Damo Srinivas, Vice President of Interconnect Technologies. "We see that partnering with Entrepix supports our efforts to accelerate our process efficiency solutions to market faster, enabling enhanced process control and reduced cost of ownership for our customers."

Sharing his thoughts on the VPA agreement, Tim Tobin, Entrepix' CEO said "ATMI's partnership demonstrates the confidence our valued customers have with Entrepix' services and our ability to provide them with long term, cost effective solutions. With our commitment to quality and service, we are certain that by utilizing our suite of CMP foundry, engineering, and equipment capabilities, we help customers get their products to market faster. Entrepix' CMP FastForward service model continues to provide our customers the most flexible and reliable performance, no matter where they are engaged in the CMP lifecycle."

About CMP FastForwardT

Entrepix' CMP FastForward brings to market the most extensive portfolio of CMP processes, foundry services and equipment offerings for semiconductor manufacturing. CMP FastForward is designed to assist manufacturers at all levels of CMP experience and address both engineering and production requirements with flexible solutions. This ranges from highly customized development projects to the integration, qualification and ramp-up of an entirely new CMP line. Companies just starting in CMP find substantial benefit from utilizing CMP FastForward as it greatly reduces implementation time, capital investment and project risks. For companies already using CMP, Entrepix improves financial return and long term competitiveness through engineering work for both process enhancements and cost reductions, plus providing upside and expansion capacity for high volume manufacturing. Implementing CMP FastForward accelerates time-to-revenue, reduces cost and risk, and improves operational focus.

About Entrepix, Inc.

Entrepix, Inc., is a leading provider of Chemical Mechanical Polishing (CMP) process outsourcing and equipment services. The company delivers production, integration and optimization services to IDMs, OEMs, MEMS, nanotechnology and CMP consumables suppliers from its ISO 9001:2000 certified foundry in Tempe, AZ. Entrepix is also a supplier of CMP and metrology equipment to support customers' internal processing requirements. The company's comprehensive processing and equipment capabilities provide customers complete CMP solutions, from initial integration and optimization, through pilot production and high volume manufacturing. Visit www.entrepix.com for more information.

About ATMI, Inc.

ATMI provides specialty materials and high-purity materials handling and delivery solutions to the worldwide semiconductor industry. For more information, please visit www.atmi.com.