Simon was appointed as a Non-Executive Director and member of the Vodafone Group Plc Board on 1 January 2025.
From 2011 to 2019, Simon was Group Chief Financial Officer of GlaxoSmithKline plc, where he played a key role in delivering extensive transformation and restructuring efforts to improve performance and re-shape the organisation into two distinct biopharma and consumer health care businesses.
Prior to GSK, Simon worked in investment banking for over 25 years at SG Warburg and then Goldman Sachs, where he was a Partner and Head of UK investment banking as well as a leader in the European Mergers business. Simon also previously served as Chairman of the Financial Reporting Council.
Simon is the Chair of Genomics Limited, independent Chair of Calastone, a portfolio company of The Carlyle Group, a non-executive Director of WPP Plc and a Trustee of the Kings Trust.
Board Committees
External appointments
WPP Plc, non-executive director and member of the audit committee