BT enters agreement with TNS for the sale of its Radianz business

2 September 2025

BT and Transaction Network Services (TNS) today announced that TNS has agreed to acquire BT’s Radianz business. The transaction is expected to complete during the first half of 2026, subject to customary closing conditions, including regulatory clearance.

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