Vaisala Oyj

Board/Management Information • Mar 30, 2007

Disclosure 215308

Vaisala - Changes board/management/auditors

Ari Meskanen appointed as Chief Technology Officer of Vaisala

M.Sc., eMBA Ari Meskanen (43 years) has been appointed as Vaisala Chief Technology Officer and member of the Management Group starting May 1st, 2007. As Chief Technology Officer, Ari Meskanen will be responsible for the management of Vaisala's common technology platforms and sensor technologies, mapping new technology developments and trends, as well as research and development partnerships. Ari Meskanen has been with Vaisala from 1998, working in various positions within the Vaisala Solutions and Vaisala Measurement Systems divisions. His current role is Business Unit Manager, Vaisala Soundings. In his new role, Ari Meskanen will report to CEO Kjell Forsén. As a member of the Vaisala Management Group and the person in charge of Vaisala's technological development, Ari Meskanen is a successor to Director Jussi Mykkänen, who will concentrate on Vaisala's mergers and acquisitions activities. The Vaisala Group is a successful international technology company that develops and manufactures electronic measurement products and solutions and related services. Application areas include meteorology, environmental sciences, traffic and industry. The Vaisala Group employs over 1,000 professionals. In 2006, Vaisala achieved net sales of EUR 220.8 million. Vaisala operates and serves its customers globally. In 2006, operations outside Finland accounted for 97% of net sales. Parent company Vaisala Oyj, domicile in Finland, is listed on the Helsinki Exchanges in Finland. Further information: CEO Kjell Forsén, tel. +358 9 8949 2202 or +358 400 757948 Distribution: Helsinki Stock Exchange Finnish news agency Major media