Portrait of Simon Wilde

Simon Wilde : Partner

Simon has over 30 years of professional experience, specialising in energy and regulation. He was on sabbatical from the UK energy regulator, Ofgem, before joining Oxera.

He joined Ofgem in 2018 and held a number of senior executive roles, most recently as Senior Director for Markets & Gas Crisis Response. At Ofgem, Simon led regulatory and policy actions arising from the recent energy crisis, as well as Ofgem’s energy retail reforms and the financial aspects of the RIIO-2 network price control and CMA appeal. Simon had line management responsibility for Ofgem’s economic, financial and engineering analysis teams.

Prior to his work at Ofgem, Simon was an energy sector investment banker for over 25 years, holding senior positions at Macquarie Capital and RBS/ABN AMRO, where he advised on transactions valued at over £65bn involving companies in more than 20 jurisdictions.

Simon has Masters degrees in economics and finance from LSE and the University of Bristol, and an undergraduate degree in economics and law from the University of Cambridge. He qualified as a Higher Education Fellow, and has taught at Imperial College London, University of Bath and UWE Bristol Business School’, as well as publishing academically on infrastructure finance.

Simon speaks English.


professional experience

  • Cross-government energy crisis coordination for Ofgem with the Cabinet Office, HM Treasury, the Department for Business, Energy & Industrial Strategy, the Bank of England and the Financial Conduct Authority (2021–23)

  • Nuclear & CCUS RAB regimes and interconnector cap and floor project finance reform (2019–22)

  • August 2019 power cut investigation and enforcement action (2019–20)

  • Chair of UK Regulators Network cost of capital working group (2019–22)

  • RIIO-2 energy network price control and CMA appeal (2018–22)

  • Equity investment and sell-down in the Galloper offshore wind project with RWE, GIB, Siemens and Sumitomo in the UK (2016–17)


  • Blanc-Brude, F., Whittaker, T. and Wilde, S. (2017), ‘Searching for a listed infrastructure asset class using mean-variance spanning’, Financial Markets and Portfolio Management, 31, pp. 137–179.

  • Wilde, S. (2017), ‘Unlisted infrastructure fund risk-adjusted returns: Too good to be true?’, working paper presented at Sussex Young Finance Scholars Conference, June.

  • Wilde, S. (2017), ‘Defining the blend: Investigating a blend of unlisted and listed infrastructure vehicles’, GLIO Journal, May.

  • Donovan, C. and Wilde, S. (2017), ‘Managing climate risk’, Infrastructure Investor, March.

  • Wilde, S. and Wilde, J. (2016), ‘Understanding infrastructure risks and returns’, Infrastructure Investor, June.


  • MSc Economics and Finance, University of Bristol, UK

  • MSc Finance, London School of Economics and Political Science, UK

  • MA Economics and Law, University of Cambridge, UK

  • Advanced Diploma in Management Accounting, CIMA, UK