Authorised by the Prudential Regulation Authority and regulated by the Financial Conduct Authority and the Prudential Regulation Authority. Registered in the Financial Services Register under no: 206050. Marsden Building Society is a member of the Building Societies Association, the Financial Services Compensation Scheme and the Financial Ombudsman Service. Principal Office 6-20 Russell Street Nelson Lancashire BB9 7NJ. This site is intended for UK residents only. * To help maintain service quality, telephone calls will be recorded and monitored.