TELESTE CORPORATION STOCK EXCHANGE ANNOUNCEMENT 23.10.2007 AT 17:00 TELESTE CORPORATION'S FINANCIAL INFORMATION IN 2008 Teleste will publish its financial information in 2008 as follows: -------------------------------------------------------------------------------- | Financial statements bulletin 2007 | Tuesday, January 29 | -------------------------------------------------------------------------------- | Annual report 2007 | Week 11 | -------------------------------------------------------------------------------- | Interim report January - March | Tuesday, April 22 | -------------------------------------------------------------------------------- | Interim report January - June | Tuesday, July 15 | -------------------------------------------------------------------------------- | Interim report Janury - September | Tuesday, October 21 | -------------------------------------------------------------------------------- Teleste's Annual General Meeting will be held on Tuesday, April 1 2008 starting at 15:00 local time at the Finlandia Hall, Mannerheimintie 13 e, Helsinki. 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 2006 the group's net sales totalled EUR 101.8 million and the group employed 621 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 OMX Nordic Exchange Helsinki. Visit www.teleste.com for more information. TELESTE CORPORATION Jukka Rinnevaara CEO DISTRIBUTION: OMX Nordic Exchange Helsinki Media www.teleste.com