Permanent TSB Group Holdings plc is a leading provider of personal financial services in Ireland, operating as a full-service retail and small-to-medium enterprise (SME) bank. Formed through the 1999 merger of Irish Life Assurance plc and the Irish Permanent Building Society, with the subsequent acquisition of Trustee Savings Bank in 2001, it has evolved into a key player serving over one million customers. The company offers mainstream transactional banking, lending, savings, and deposit-taking services via a multi-channel distribution model, including branches, brokers, direct channels, digital platforms, and dedicated SME support. Notable historical developments include its rebranding to PTSB in October 2023 following the acquisition of a €7.6 billion Ulster Bank loan book and 25 branches, enhancing its mortgage and lending capabilities. Permanent TSB Group Holdings plc plays a significant role in Ireland's banking sector, focusing on individual consumers and businesses amid post-financial crisis restructuring, with state involvement reducing over time, including NatWest's full divestment in July 2025. Headquartered in Dublin, it remains integral to the euro area banking landscape under European Central Bank supervision.