Acquisitions and divestments


Vaisala strives for global market and product leadership in selected businesses. This goal is achieved mainly by organic growth supplemented by acquisitions.


Finnish K-Patents Group, a pioneer in in-line liquid measurements for industrial applications - Press release December 12.

French Leosphere SAS specializing in developing, manufacturing and servicing turnkey wind lidar instruments - Stock Exchange Release October 4.


Finnish IT company Vionice specialized in computer vision and artificial intelligence - Press release, October 26


Technology and air quality monitoring products from Envitems Oy - Press release, August 30


3TIER Inc., a US-based renewable energy assessment and forecasting services company -  Stock exchange release, December ​17​

Second Wind Systems Inc, USA -  remote sensing technology and data services for the wind energy industry - Press release, August 14​


Veriteq Instruments Inc., Canada - continuous monitoring systems and data loggers for life science market - Stock exchange release, March 29


Sigmet Corporation, USA - weather radar signal processor and application software company - Stock exchange release, December 23

CLH​ Inc., USA - automated weather observing systems and related services for the US airports - Stock exchange release, July 5​


Global Atmospherics Corporation, USA, March 28​​


Meteorological Systems Unit of Radian International LLC of USA, June 26​



Three 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


Vaisala sold its wind profiler bus​​iness to Scintec AG, Germany - Press release, Jan 23


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