Ascory Bank AG enters into a strategic, long-term partnership with Mount Street to deliver outsourced credit administration and surveillance

-Multi-year mandate integrates technology-enabled operations and surveillance strengthening scalability, governance and regulatory compliance across Ascory’s portfolio –

London / Hamburg – 17 September 2026 – Mount Street has been appointed by Ascory Bank AG to provide outsourced portfolio administration, monitoring and surveillance services across the bank’s portfolio. The scope also includes the design, implementation and maintenance of a bespoke rating framework for its structured finance exposures.

The mandate combines Mount Street’s specialist credit management expertise with technology-enabled operations and a robust governance framework, providing Ascory with a scalable operating model as its portfolio grows and regulatory requirements evolve.

The partnership reflects the increasing demand among regulated financial institutions for specialist outsourcing solutions that combine experienced personnel, established governance frameworks and scalable technology. Mount Street’s teams have extensive experience supporting banks, institutional investors and asset managers across a broad range of asset classes and complex portfolio structures.

The services will be delivered through Mount Street Portfolio Advisers GmbH, Mount Street’s BaFin-regulated entity, which forms part of the wider Mount Street Group, including FCA-regulated businesses.

Matthias Wargers, CEO of Ascory Bank AG, said: “Our partnership with Mount Street is an important step in building a scalable, technology-enabled operating model for our structured finance business. By combining specialist credit expertise with robust governance and transparent data, we are strengthening the foundation for controlled, risk-conscious growth.”

Stephan Plagemann, CFO Mount Street said: “This mandate brings together Mount Street’s specialist loan administration expertise, robust data management and scalable technology in a single integrated solution. By combining operational servicing, portfolio oversight and workflow automation, we can help Ascory improve efficiency, strengthen governance and build a more transparent platform for future portfolio growth.”

Supporting contractual arrangements include a dedicated Data Processing Agreement and an Agreement on the Fulfilment of Regulatory Obligations in Connection with ICT Outsourcing. The outsourcing arrangement has been recorded in Ascory’s outsourcing framework in accordance with applicable regulatory requirements.

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