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Principality Building Society has been looking after the financial needs of people in Wales since 1860. As Wales’ largest mutual building society with no shareholder interests to satisfy, we are in business solely for the benefit of our customers. Whether you are looking for a safe home for your savings or investments, a mortgage or insurance, you will be greeted with a reliable, trustworthy and friendly service. We are committed to sharing with you the benefit of our experience. In our customer survey, 9 out of 10 customers would recommend us, so why not join them and give us a try us, too?