BT completes sale of its Radianz business to TNS

BT today announced that it has completed the sale of its Radianz business to Transaction Network Services (TNS).

The transaction, first announcedon 2 September 2025, and cleared by the relevant regulatory authorities, aligns with BT International’s strategy to become a global leader in secure multi-cloud connectivity through sharpened focus on core products and services.

Launched over 20 years ago, Radianz provides financial information exchange networks and connects a global community of brokers, institutions, exchanges and clearing and settlement houses to the thousands of applications and services they need for the everyday running of the world’s capital markets.

TNS is a global provider of ultra-low latency trading infrastructure, connectivity and market data services.

Bas Burger, CEO of BT International, said: “Today’s announcement is another key milestone in focusing our international business on what it does best: providing secure multi-cloud connectivity to large organisations globally. Our Radianz business unit will enter a new era with TNS and we are confident that TNS will continue to deliver exceptional service to customers.”

Evercore served as financial advisers to TNS and Jones Day served as legal advisers to TNS. Citi served as financial advisers to BT and Bryan Cave Leighton Paisner served as legal advisers to BT.

BT Group is the UK’s leading provider of fixed and mobile telecommunications and related secure digital products, solutions and services.

BT Group consists of four customer-facing units: Consumer serves individuals and families in the UK; Business covers companies and public services in the UK; International serves multinational organisations headquartered outside the UK and overseas public sector customers; Openreach is an independently governed, wholly owned subsidiary wholesaling fixed access infrastructure services to its customers – over 700 communications providers across the UK.

British Telecommunications plc is a wholly owned subsidiary of BT Group plc and encompasses virtually all businesses and assets of the BT Group. BT Group plc is listed on the London Stock Exchange.

For more information, visit www.bt.com/about