Nos SGPS SA. 

NOS, S.G.P.S., S.A. engages in the telecommunications, and media and entertainment business worldwide. It operates in 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, including data and multimedia communications. It is also involved 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; 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; commercializes public events; manages social participations in other companies; and offers accounting, logistics, administrative, financial, tax, human resources, and licensing and engineering services. Further, it engages in the design, construction, management, and exploitation of 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; import, distribution, editing, commercialization, and production of audiovisual products; and provides demonstration, dissemination, technology transfer, and formation services in the field of services and information systems. Additionally, the company purchases, sales, rents, and operates property and commercial establishments; and manages real estate and financing activities. The company was founded in 1999 and is headquartered in Lisbon, Portugal. NOS, S.G.P.S., S.A. is a subsidiary of ZOPT, SGPS, S.A.