[2] NOS owns premium movie channels TVCine and has a 25% stake in the Sport TV television network.

It also operates 6 thematic channels with Dreamia, a joint venture with AMC Networks International Southern Europe.

In the PT Multimédia days, it brought Portugal Telecom SAPO (a successful web portal and search engine, sold to its parent company in 2005), Lusomundo (a successful movie distributor, movie theater operator included in the spun off company and, formerly, the owner of the Diário de Notícias newspaper and the TSF radio, which were sold to Controlinveste the same year as SAPO was sold) and several TV channels such as SportTV, CNL (now SIC Notícias) and TVCine (MOV was only created after the spin-off).

On 17 January 2008, ZON announced it would acquire TVTEL, its main competitor in both cable and satellite broadcasting in Porto region.

In November 2008, ZON announced that it would enter the contest for the fifth channel that would be created at the same time as Digital Terrestrial Television is introduced in Portugal.