TELESTE CORPORATION STOCK EXCHANGE RELEASE 17.9.2009 AT 15:00 TELESTE COMPANY MKS IN GERMANY RECEIVES AN ADDITIONAL ORDER FROM NETCOLOGNE German cable operator NetCologne GmbH has granted an additional order concerning fibre network upgrade project to Teleste's local service company. NetCologne is mainly operating networks in Cologne and Bonn areas. The project lasts less than a year and it's provided by Teleste as a turn-key project. The order value is EUR 1.0 million and the deliveries will start at the yearend 2009. 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 2008 the group's net sales totalled EUR 109 million and the group employed 677 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 ADDITIONAL INFORMATION: CEO Jukka Rinnevaara, tel +358 2 2605 866 or +358 400 747 488 DISTRIBUTION: NASDAQ OMX Helsinki Media www.teleste.com