Concert assets were merged into its BT Ignite, later BT Global Services group. References External links WebbConsult.com - Telecoms history in the 1990s Le Monde - Towards a worldwide communications oligopoly? Biz Journal article on break-up of Concert BT Global Services BT's solutions and products were moved to BT Global Services division Companies based in Virginia Telecommunications companies of the United States Multinational joint-venture companies American companies disestablished in 2001 American companies established in 1993 Telecommunications companies disestablished in 2001 Telecommunications companies established in 1993 1993 establishments in Virginia 2001 disestablishments in Virginia