NEW SHARES IN TELESTE CORPORATION ENTERED INTO THE TRADE REGISTER

TELESTE CORPORATION STOCK EXCHANGE RELEASE 31.3.2010 AT 10:15

NEW SHARES IN TELESTE CORPORATION ENTERED INTO THE TRADE REGISTER

A total of 381,000 new shares subscribed in the share issue of Teleste
Corporation have been entered into the Trade Register today on 31 March 2010.
The shareholder rights will commence when the new shares have been entered into
the Trade Register.

After the Trade Register entry of the new shares, the number of the Company's
shares will be 18,186,590 shares. The shares entered into the Trade Register
will be applied for public trading on NASDAQ OMX Helsinki Ltd on 1 April 2010.

Teleste is an international technology group founded in 1954, which is
specialized in broadband data communication systems and solutions. The group is
divided into two Strategic Business Units: Broadband Cable Networks and Video
Networks. Broadband Cable Networks serves cable operators and a major part of
its business activities are handled through direct customer contact. Video
Networks supplies solutions for optical signal transmission and video network
management software solutions for video surveillance and a major part of its
business is handled through system integrators. Both Business Units are among
the leading providers in their market areas and are globally recognized for
their know-how and ability to produce technically cutting edge solutions year
after year. In 2009 the group's net sales totalled EUR 142 million and the group
employed 1260 persons at the year-end. The company has approximately 30 offices
world-wide and over 90% of Teleste's net sales are generated outside Finland.
The company is listed on the NASDAQ OMX Helsinki Ltd.
Visit www.teleste.com for more information.

TELESTE CORPORATION

Jukka Rinnevaara
CEO

Distribution:
NASDAQ OMX Helsinki Ltd
Main Media
www.teleste.com