Stephen was appointed on 6 May 2020. He was appointed as Chairman and the Chairman of the Nomination Committee on 28 July 2026.

He has worked in investments for 40 years, most recently as a global equity specialist, previously on Japanese and Asia‑Pacific equities. He worked at Flemings then JPMorgan Asset Management and Private Bank for 24 years, subsequently at Caledonia Investment Trust running a global equity income fund and then Jupiter Asset Management. Latterly he also covered investment strategy and multi‑asset allocation.

Stephen is currently a Trustee of National Trust for Scotland and chair of its investment committee, and a member of the investment committee at Westminster Almshouses.