Simon qualified as a corporate M&A lawyer at Freshfields, building on earlier training in the life sciences and holding a DPhil from the University of Oxford, before moving into senior in‑house legal leadership roles.  He has lived and worked across the United States, Asia and the Middle East, giving him a broad international perspective on complex organisations and diverse stakeholders.  Having held various General Counsel and senior leadership positions in global listed companies, Simon joined JM in 2019 and was appointed General Counsel and Company Secretary in June 2023.

Simon’s combination of corporate legal expertise and scientific training enables him to engage deeply with JM’s technologies, products and markets, supporting effective decision‑making in a complex, global and innovation‑driven environment.