Vaisala - Company Announcement

Vaisala to start repurchases of own shares

Vaisala Corporation
Stock Exchange Release
April 28, 2015 at 2:05 p.m.

Vaisala to start repurchases of own shares

Vaisala Corporation's Board of Directors has today resolved to commence
repurchases of shares under the authorization given by the Vaisala Annual
General Meeting held on March 31, 2015. The Board of Directors resolved to
directed repurchase of a maximum of 160,000 of the Company's own A shares in one
or more instalments with funds belonging to the Company's unrestricted equity.
The repurchases will start at the earliest on April 29, 2015.

The shares shall be repurchased in a proportion other than that of the
shareholders' current shareholdings in the Company in public trading arranged by
NASDAQ OMX Helsinki Ltd at the market price on the moment of repurchase
(directed repurchase). The shares shall be repurchased and paid according to the
rules of NASDAQ OMX Helsinki Ltd and Euroclear Finland Ltd. Shares so purchased
can be used as consideration in possible acquisitions or in other arrangements
that are part of the Company's business, to finance investments, as part of the
Company's incentive program, or to be retained, conveyed, or cancelled by the
Company.

The authorization is valid until the closing of the next Annual General Meeting
in 2016, however, no longer than September 30, 2016.

Further information
Kaarina Muurinen, CFO
gsm +358 40 577 5066
Vaisala Corporation

Distribution
NASDAQ OMX Helsinki
Key media
www.vaisala.com

Vaisala is a global leader in environmental and industrial measurement. Building
on 79 years of experience, Vaisala contributes to a better quality of life by
providing a comprehensive range of innovative observation and measurement
products and services for chosen weather-related and industrial markets.
Headquartered in Finland, Vaisala employs approximately 1,600 professionals
worldwide and is listed on the NASDAQ OMX Helsinki stock exchange.
www.vaisala.com      www.twitter.com/VaisalaGroup



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Attachments:

Vaisala to start repurchases of own shares.pdf