Ad hoc announcement Change of Personnel Supervisory Board of AT&S appoints DI Andreas Gerstenmayer as new Chairman of AT&S's Management Board Ad hoc announcement transmitted by DGAP - a company of EquityStory AG. The issuer is solely responsible for the content of this announcement. ------------------------------------------------------------------------------ DI Andreas Gerstenmayer will take over the position of Chairman of the AT&S Management Board on 1 February 2010. Dr. Harald Sommerer will resign from the Management Board end of January 2010. In today's meeting, the AT&S Supervisory Board decided that DI Andreas Gerstenmayer (44) will take over the position of Chairman of the Management Board as per 1 February 2010. He will succeed Dr. Harald Sommerer who has been Member of the Management Board of AT&S since September 1997 and who will resign from the Board end of January. Mr Gerstenmayer studied mechanical engineering at the FH Rosenheim. Following a successful career within Siemens Group he became partner of FOCUSON Business Consulting GmbH. Mr Gerstenmayer is married and has three children. For further information: AT&S Austria Technologie & Systemtechnik AG Hans Lang, IRO Tel. +43-1-68300-9259, e-mail: h.lang@ats.net, www.ats.net (c)DGAP 15.12.2009 --------------------------------------------------------------------------- Language: English Company: AT&S Austria Technologie & Systemtechnik AG Fabriksgasse 13 8700 Leoben Österreich Phone: +43 (1) 3842200-0 Fax: +43 (1) 3842200-216 E-mail: info@ats.net Internet: www.ats.net ISIN: AT0000969985, AT0000A09S02 WKN: 922230 Listed: Freiverkehr in Berlin, Hannover, München, Hamburg, Düsseldorf, Stuttgart; Open Market in Frankfurt; Foreign Exchange(s) Wien End of News DGAP News-Service ---------------------------------------------------------------------------