NOS, S.G.P.S., S.A. engages in the telecommunications and entertainment business. It operates through Telco and Audiovisual segments. The company offers cable and satellite television, voice and internet access, mobile communication, IP voice, mobile virtual network, and related consulting services, as well as electronic communications services. It also involves in the negotiation, acquisition, and distribution of content rights and other multimedia products, and Pay TV and video-on-demand rights; producing films and series channels; managing the advertising space on Pay TV channels; production of channels for Pay TV; video production and sale; and cinema exhibition and distribution. In addition, the company provides data center management and consulting services in IT; invests in and supports the development of companies that aim to commercialize technologies and products; manages investments; movie exhibition; commercializes public events; and offers accounting, logistics, administrative, financial, tax, human resources, licensing and engineering, and other services. Further, it designs, constructs, manages, and exploits electronic communications networks, and equipment and infrastructure; management of technological assets and renders related services; achievement and promotion of scientific, and research and development activities; imports, distributes, edits, commercializes, and produces audiovisual products; and provides demonstration, dissemination, technology transfer, and formation services for services and information systems, as well as provides insurance services. The company also purchases, sells, rents, and operates property and commercial establishments; provides urbanization, building construction, planning, urban management, studies, and construction services; buys, sells, and resells properties; and manages real estate. The company was founded in 1999 and is headquartered in Lisbon, Portugal. Address: Rua Actor António Silva, n.º 9, Lisbon, Portugal, 1600-404