azztel PLC (Jazztel) is a United Kingdom-based telecommunications company, which is listed on the Spanish Continuous Market (Mercado Continuo) and is subject to the control and supervision of the Spanish National Securities Market Commission (CNMV). The Company?s activities include the operation of the telephone networks in Spain, as well as the provision of mobile and landline telephony services, pre-paid long distance telephone cards, data transmission and on-line backup, broadband Internet access, cable television and Voice over Internet Protocol, among others. The Company is a parent of Jazztel Group, which comprises Jazz Telecom SAU, Jazzplat SA, Movilweb 21 SA, Banda 26 SA, Jazzplat Chile Ltda, Jazznet Jazztel Internet Services SL and Jazzcom Limited. As of December 31, 2010, the Company was a 15.17%-owned affiliate of Prepsa Traders SA.