MYK Mykrolis Corp

Mykrolis Board Elects Gideon Argov CEO BILLERICA, Mass., Nov. 22 /PRNewswire-FirstCall/ -- Mykrolis Corporation (NYSE:MYK) today announced that its board of directors has elected Gideon Argov as the company's chief executive officer, effective immediately. Mr. Argov was also elected to the Company's board of directors. Mr. Argov succeeds C. William Zadel, who is stepping down as CEO as part of a planned retirement. Prior to joining Mykrolis, Mr. Argov served as Managing Director of Operations at Parthenon Capital, a $1 billion private equity firm based in Boston. From 1991 until 2000, Mr. Argov was with Kollmorgen Corporation where as chairman, CEO, and president he transformed an underperforming mini- conglomerate into a $350 million leading industrial automation company. For three years before joining Kollmorgen, Mr. Argov was CEO of High Voltage Engineering Corporation. He served with Bain and Company from 1982 to 1987. Mr. Zadel commented, "We are very pleased and fortunate to have Gideon join Mykrolis. His experience as CEO and his track record of building shareholder value will provide the critical leadership for the Company to pursue both internal and external growth opportunities." Mr. Argov commented, "Mykrolis is a dynamic company with strong technology and market leadership. I look forward to working with Jean-Marc Pandraud, president and chief operating officer, and the rest of the management team to grow the company as a premier supplier of critical, enabling technologies to the semiconductor industry. We intend to build on our market leading position in fluid management and contamination control." Mr. Argov graduated Magna Cum Laude from Harvard University and received an M.B.A. from the Stanford Graduate School of Business. He is currently on the board of directors of Helix Technologies, TransTechnology Corporation, and Amazys Holding AG and serves as chairman of the board of Fundtech Corporation. Mr. Zadel will remain as chairman of the board of Mykrolis until December 31, 2004 at which time he will resign from that role and from his position as director with the company. At that time he will assume a part-time role as CEO-Emeritus. Effective on January 1, 2005, Thomas O. Pyle, currently a director of Mykrolis, will become non-executive chairman of the board. Mr. Pyle, a retired health care executive, has served as a director of several public and private companies and has been a member of the Mykrolis board since the company was founded. About Mykrolis Mykrolis Corporation, which reported sales of $215 million for the first nine months of fiscal 2004, is a worldwide developer, manufacturer and supplier of liquid and gas delivery systems, components and consumables used to precisely measure, deliver, control and purify the process liquids, gases and chemicals in the semiconductor manufacturing process. In addition, the Company's products are used to manufacture a range of other products, such as flat panel displays, high purity chemicals, photoresists, solar cells, gas lasers, optical disks and fiber optic cables. Mykrolis is based in Billerica, Massachusetts. For more information, visit http://www.mykrolis.com/. CONTACT: Bertrand Loy Mykrolis Corporation Tel. 978-436-6500 Steve Cantor Mykrolis Corporation Tel. 978-436-6500 DATASOURCE: Mykrolis Corporation CONTACT: Bertrand Loy of Mykrolis Corporation, +1-978-436-6500; Steve Cantor of Mykrolis Corporation, +1-978-436-6500, Web site: http://www.mykrolis.com/

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