Stock exchange release 30.12.2008 at 13.00

In line with its strategy, Vaisala seeks to grow as a service provider. The company's US subsidiary Vaisala Inc. acquires Aviation Systems Maintenance, Inc (ASMI), a Kansas, U.S. based airport service company with over 2.6 million USD net sales in 2008. The acquisition will close on January 1st, 2009.

ASMI's core expertise is founded in over 25 years of customer relationships relating to the installation and maintenance of instrumentation at airports.

The acquisition significantly strengthens Vaisala's position as a maintenance provider in the US airport weather market, complementing the current Vaisala contracts and adding expertise in the maintenance services for other instruments commonly used at airports.