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William Mason

Director General, Guernsey Financial Services Comission

William Mason has been the Director General of the Guernsey Financial Services Commission since 2013. He is also a member of the Executive Committee of the International Association of Insurance Supervisors, where he has previously chaired both the Audit and Risk Committee and the Standards Assessment Working Group. 


William has a strong interest in Supervisory Technology and Green Finance. Under his leadership, the GFSC has developed the Guernsey Green Fund, the world's first regulated green fund structure; bought into force environmentally sensitive green capital rules for life insurance individuals and; made moves, including planting 53,000 trees this year in an ecologically advantageous fashion, towards becoming a net zero regulator. 


Prior to becoming a financial regulator, William worked at the UK Cabinet Office, where he helped write "Regulation - Less is More, a report to the Prime Minister." His other publications include: "Freedom for Public Services; The Costs of Regulation and PRISM Explained - Implementing Risk Based Supervision." Earlier in his career William gained private sector experience working for an international energy firm on three continents and a US strategy house, Monitor Group. 

William Mason
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