Teleste Oyj is an international technology group in broadband, security and information technologies and related services. The company's customer base consists of data communications operators, train manufacturers, public transport operators, and public sector organisations. Teleste was established in 1954 in Finland and is listed on the NASDAQ OMX Helsinki stock market since 1999. Teleste has its own manufacturing in Littoinen and Forssa, Finland and product development units in Finland, Poland, Germany, and Belgium. Wikipedia