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