Fay is a commercial solicitor, qualified in England & Wales, and she started her career in private practice in a corporate law firm in the City of London.  Fay made the transition in-house, initially in the telecoms sector, working for Cable & Wireless Worldwide and subsequently Vodafone in the UK.

She then moved to the UAE, where she spent 5 years working for du, the Dubai-based telecommunications service provider.  Fay then moved continents and industries, relocating to Switzerland with her family to join Ferring Pharmaceuticals, where she is currently Head of Legal for Global Procurement and Technical Operations.