Teleste Oyj engages in the development of security, broadband, and information technologies, and related services. It operates through the Network Services; and Video and Broadband Solutions segments. The Network Services segment provides new construction, rebuilding, upgrading, planning, and maintenance services of cable networks. The Video and Broadband Solutions segment offers product solutions for broadband access networks, video service platforms, and video surveillance applications. The company was founded by Olavi Ahonen on January 22, 1954 and is headquartered in Kaarina, Finland.