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Acquisitions and Divestments

​​​The Vaisala Group strives for global market and product leadership in selected business areas. The goal is achieved mainly by organic growth supplemented by corporate acquisitions.



Year 2013​

  • 3TIER Inc., a US-based renewable energy assessment and forecasting services company​
    Stock exchange release, Dec ​17
  • Second Wind Systems Inc, USA -  remote sensing technology and data services for the wind energy industry
    Stock exchange release, Aug 14​
Year 2010

Year 2009

Year 2008

Year 2005

Year 2002

Year 2001 



Year 2016​

 ​Year ​20​13

  • hree non-weather road transportation product lines to M.H.Corbin, Inc., USA. In Vaisala the product lines belonged to Weather business area.
    Stock exchange release March 6
Year 2012

Year 2010

  • Vaisala divested its ​​oxygen measurement technology and business to SICK Maihak GmbH. The oxygen products belonged to Controlled Environment business area's offering. 
    Press release, Sep 30,