Sell-Side Advisor
Castle Trust Bank
M&A Advisory
A Portfolio Company Of
Has Been Acquired By
Transaction Details
On August 3, 2026, Castle Trust Bank ("Castle Trust"), a UK specialist bank serving nearly 170,000 customers, announced it has been acquired by vehicles managed by Sixth Street and affiliates of Bayview Asset Management ("Bayview") from J.C. Flowers & Co, a private equity firm solely focused on financial services.
Sixth Street and Bayview entities acquired Castle Trust as equal partners and committed additional capital to support growth across the business.
Castle Trust will continue to be led by its existing management team. Castle Trust has more than £1.6 billion in customer savings, a specialist property loan book of more than £1.1 billion, and a £200+ million retail finance loan book.
About the company
J.C. Flowers & Co.
J.C. Flowers & Co. is a leading private investment firm dedicated to investing globally in the financial services industry. Founded in 1998, the firm has invested more than $18 billion of capital, including co-investment, in 75 portfolio companies in 19 countries across a range of industry subsectors including insurance and reinsurance, banking, securities firms, specialty finance, services and asset management. With approximately $5 billion of assets under management, J.C. Flowers & Co. has offices in New York, London and Miami.
Sixth Street
Sixth Street is a global investment firm with over $135 billion in assets under management and committed capital. The firm uses its long-term flexible capital, data-enabled capabilities, and One Team culture to develop themes and offer solutions to companies across all stages of growth. Founded in 2009, Sixth Street has more than 750 team members, including approximately 300 investment professionals around the world.
Bayview Asset Management
Bayview is a credit-focused investment management firm with approximately $44.7 billion in assets under management as of June 30, 2026. The firm is focused on investments in residential, commercial, and consumer credit, including mortgage servicing rights, whole loans, asset-backed securities, and other credit-related assets.
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Sources: Castle Trust press release.
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