NOS SGPS SA is a holding company, which engages in the provision of television, internet, and telephone services. It operates through Telco and Audiovisuals segments. The Telco segment provides cable and satellite television, mobile and cable internet, and telephone services. The Audiovisuals segment relates to the supply of video productio; sale, movie distribution, and operation of movie theaters; and acquisition and negotiation of pay television and video-on-demand. The company was founded on July 15, 1999 and is headquartered in Lisbon, Portugal.