Ruth Cairnie


Ruth Cairnie - Chair


Appointed to the Board in April 2019 and as Chair in July 2019.




Ruth brings extensive experience of the engineering sector gained from a 37-year international career spanning senior functional and line roles at Royal Dutch Shell plc. She has experience advising government departments on strategic development and capability building. She is a fellow of the Energy Institute.

External Appointments

Ruth is currently the Senior Independent Director of Associated British Foods plc. She is Patron of the Women in Defence Charter, a trustee of Windsor Leadership and a trustee of the White Ensign Association.

Previous Roles

She has been a Non-Executive Director of Rolls Royce Holdings plc, ContourGlobal plc and Keller Group PLC, and a member of the finance committee of the University of Cambridge and the Chair of POWERful Women.


Ruth is a Master of Advanced Studies in Mathematics from the University of Cambridge and holds a BSc Joint Honours in Mathematics and Physics from the University of Bristol.

Committee Membership

Nominations (Chair)