Home About About / Mō te PSS Overview The Police Superannuation Scheme (PSS) was established in 1992 and is New Zealand's largest workplace savings scheme. Trustee Meet the directors of PSS Trustees Limited -- the corporate trustee appointed by the Commissioner and the Police Service Organisations to manage the scheme. Advisers Our professional advisers include a scheme secretary, administration manager, investment manager, investment consultant, auditor, solicitor and communications adviser. Contact Contact your Payroll Officer with questions about joining, contributions or leave without pay. Contact Mercer on 0800 777 243 about anything else. This page also includes contact details for the trustee and explains our complaints resolution process.