INFICON Extends Share Repurchase Program

ZURICH, Switzerland & SYRACUSE, N.Y.--(BUSINESS WIRE)--Sept. 20, 2007--INFICON Holding AG (SWX Swiss Exchange: IFCN), a leading manufacturer of instrumentation and process control software for the semiconductor and vacuum-coating industries and other industrial applications, today announced that its Board of Directors has extended the current share repurchase program to reach 10% of the registered share capital as planned and has eliminated the prior maximum amount. This will allow for the repurchase of an additional 45,737 shares. The share repurchase program will end by December 31, 2007, as previously announced.

The initial share repurchase program, launched May 3, 2007 on a special second trading line on the SWX Swiss Exchange, authorized a maximum value of CHF 40 million, not to exceed 10% of the registered share capital. (http://www.takeover.ch/fileadmin/Dateien/Rueckkaeufe_Meldeverfahren/ INFICON_Holding_AG/Inficon_D_3_1_.5.07.pdf) (Due to its length, this URL may need to be copied/pasted into your Internet browser's address field. Remove the extra space if one exists.)

As of market close on 19 September 2007, INFICON had repurchased 189,850 shares or 8.06 % of all registered shares in the Company.

The Board of Directors has decided to take this action in response to INFICON's ability to generate solid cash flows and to further optimize the balance sheet. The Board intends to propose the cancellation of all repurchased shares at the ordinary Annual General Meeting of Shareholders on April 24, 2008.

ABOUT INFICON
INFICON is a leading developer, manufacturer and supplier of innovative instrumentation, critical sensor technologies, and advanced process control software for the semiconductor and vacuum-coating industries and other industrial applications. These analysis, measurement and control products are 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. INFICON also provides essential instrumentation for gas leak detection to the air conditioning/refrigeration industries and toxic chemical analysis for the emergency response and security markets. INFICON has world-class manufacturing facilities in the United States and Europe and worldwide offices in the U.S., China, France, Germany, Japan, Korea, Liechtenstein, Singapore, Switzerland, Taiwan, and the United Kingdom. INFICON is a publicly listed company, registered with the Swiss Stock Exchange (SWX). 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 address, among other things, our strategic objectives, trends in vacuum technology and in the industries that employ vacuum instrumentation, such as the semiconductor and related industries and the anticipated effects of these trends on our business. 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. Some of these risks and uncertainties are discussed in the company's Annual Report for fiscal 2006. As a consequence, our current and anticipated plans and our future prospects, results of operations and financial condition may differ from those expressed in any forward-looking statements made by or on behalf of our company. We undertake no obligation to publicly update or revise any forward-looking statements, whether as a result of new information, future events or otherwise.

CONTACT: Corporate:
INFICON Holding AG
Betty Ann Kram, 315-434-1122
Director of Global Communications
BettyAnn.Kram@inficon.com
or
European:
sensus PR GmbH
Bernhard Schweizer, +41-43-366-5511
inficon@sensus.ch

SOURCE: INFICON Holding AG