Corporate Contact European Contact Betty Ann Kram Bernhard Schweizer Director of Global Communications sensus PR GmbH +1.315.434.1122 +41.43.366.5511 [email protected] [email protected] INFICON ANNOUNCES MATTHIAS TROENDLE AS NEW CFO ZURICH, Switzerland/SYRACUSE, New York — June 23, 2008 —INFICON (SWX Swiss Exchange: IFCN), a leading provider worldwide of instrumentation and process control software for advanced industrial vacuum processes, today announced the appointment of Matthias Troendle as Chief Financial Officer, beginning September 1, 2008. Mr. Troendle succeeds Peter G. Maier, who accepted the position of President, Intelligent Sensor Solutions Business Unit, last December and continues to serve as CFO until August 31, 2008. Matthias Troendle is a German citizen born in 1960. He studied finance and materials management at the Berufsakademie Mannheim and holds a bachelor’s degree in economics. From November 1995 until today, Mr. Troendle held several positions within Solectron Corporation (sales: BUSD 11, employees: 50,000) serving as Senior Director Finance Europe since June 2003. Between July 1988 and October 1995, he worked for Hewlett Packard GmbH in Böblingen, Germany, in various positions within the main finance department. Earlier in his career, Mr. Troendle worked for Digital Equipment Corporation (DEC) in Stuttgart, Germany, as Financial Analyst. ### ABOUT INFICON INFICON is a leading, provider of innovative instrumentation, critical sensor technologies, and advanced process control software that enhance productivity and quality in sophisticated industrial vacuum processes. These analysis, measurement and control products are essential for gas leak detection in air conditioning/refrigeration manufacturing and vital to original equipment manufacturers (OEMs) and end-users in the complex manufacturing of semiconductors, flat panel displays, magnetic and optical storage media, and precision optics. We also leverage our expertise in vacuum technology to provide unique, toxic chemical analysis products for emergency response, security, and environmental monitoring. INFICON has world-class manufacturing facilities in the United States and Europe and subsidiaries in China, Finland, France, Germany, Japan, Korea, Liechtenstein, Singapore, Switzerland, Taiwan, and the United Kingdom. INFICON registered shares (IFCN) are listed on the SWX Swiss Stock Exchange. For more information about INFICON and its products, please visit www.inficon.com. This press release and oral statements or other written statements made, or to be made, by us contain forward- looking statements that do not relate solely to historical or current facts. These forward-looking statements are based on the current plans and expectations of our management and are subject to a number of uncertainties and risks that could significantly affect our current plans and expectations, as well as future results of operations and financial condition. We undertake no obligation to publicly update or revise any forward-looking statements, whether as a result of new information, future events or otherwise..