Tiscali S.p.A. (Borsa Italiana, Milan: TIS) is one of the leading alternative telecommunications operators in Europe. With one of the broadest and most interconnected IP technology-based networks worldwide, Tiscali supplies a wide range of services to its customers, both private individuals and companies, namely: Internet access through dial-up and ADSL as well as voice, VoIP, media, added-value services and other technologically advanced products.

At 31 December 2007, Tiscali counted both in Italy and the UK a total of 3.5 million active users. Of these, approximately 2.4 million were ADSL subscribers.