Press release – Taegerwilen 19 March 2010, 10.00

Latest press release from Tec-Sem Group AG

Tec-Sem Group AG (TSGN) secondary market trading update

After the delisting which took place on 27 November 2009, the company started to provide a secondary market trading of its shares through Zuercher Kantonalbank for 180 days as required by the SIX Swiss Stock Exchange. The requirement to provide a secondary market trading of its shares will end on 27 May 2010.

Since the trading volume was very positive in the past few months, the company will continue to provide a secondary market trading of its shares through Zuercher Kantonalbank until 31 December 2010.

For online trading and quotations please log in to ZKB website: www.zkb.ch/nka.

About Tec-Sem Group AG
Tec-Sem Group AG is a leading provider of high-tech solutions to the global semiconductor industry. Tec-Sem Group AG directly owns highly innovative and specialized Semiconductor Equipment Manufacturing companies that develop and manufacture Wafer and Reticle Management Systems. Our equipment is environmentally friendly and enhances customers’ competitiveness. Tec-Sem Group’ teams of experienced and highly qualified sales and service professionals support the Semiconductor Manufacturers worldwide.
Additional information about Tec-Sem Group AG and its products is available on the company’s web site: www.tec-semgroup.com