Colt Group S.A. (trading as Colt Technology Services, formerly COLT Telecom Group S.A.) is a multinational telecommunications, IT managed services and data centre services company headquartered in London, United Kingdom and with its registered office in Luxembourg.
Colt provides services to city-based large enterprise, small and midsize business and wholesale carriers in 23 countries across Europe. It is listed on the London Stock Exchange and is a constituent of the FTSE 250 Index.