BT Group plc, trading as BT, is a British multinational telecommunications services company headquartered in London, United Kingdom. It is one of the largest telecommunications services companies in the world and has operations in over 170 countries. Through its BT Global Services division it is a major supplier of telecoms services to corporate and government customers worldwide. Its BT Retail division one of the largest suppliers of telephony, broadband and subscription television services in the UK, with over 18 million customers.
Expertise Systèmes Reseaux SA engages in the management of information technology and telecommunications infrastructures. It operates through the following businesses:...
QSC AG offers small and mid-size enterprises one-stop shopping for an extensive range of ICT services: from telephony, data transfer,...
BT Group Plc
BT Centre 81 Newgate Street
London , LO EC1A 7AJ
SIC Code: 4813