BT has officially completed the sale of its Radianz business to Transaction Network Services (TNS), a move that aligns with BT International’s strategic pivot towards becoming a global leader in secure multi-cloud connectivity. The transaction, initially announced in September 2025, has now received regulatory approval, marking a significant step in BT’s focus on its core offerings.
Key Takeaways
- BT has successfully divested its Radianz business to TNS.
- The sale supports BT International’s strategy to concentrate on secure multi-cloud connectivity.
- Radianz, established over two decades ago, is a vital network for financial information exchange.
- TNS is a prominent provider of ultra-low latency trading infrastructure and market data services.
About Radianz
Launched more than 20 years ago, Radianz has established itself as a critical player in the financial sector. It provides essential financial information exchange networks, connecting a diverse global community. This community includes brokers, institutions, exchanges, and clearing and settlement houses, facilitating their access to thousands of applications and services crucial for the daily operations of global capital markets.
Strategic Alignment for BT International
Bas Burger, CEO of BT International, commented on the significance of this milestone. He stated that the sale represents another key achievement in sharpening the focus of BT’s international business on its core strengths: delivering secure multi-cloud connectivity to major organisations worldwide. Burger expressed confidence that the Radianz business will thrive under TNS’s ownership and continue to provide excellent service to its customers.
Transaction Details and Advisors
The completion of the sale follows regulatory clearance. For TNS, Evercore acted as the financial advisor, with Jones Day providing legal counsel. BT received financial advisory services from Citi and legal advice from Bryan Cave Leighton Paisner.

