Mark Williamson

Non-executive Director and Senior Independent Director 

Our Senior Independent Director acts as a sounding board for the Chairman and serves as an intermediary for the other Directors, as well as shareholders as required.

Appointed to the Board: 3 September 2012

Career and skills: A Chartered accountant, Mark has a strong financial background and significant recent and relevant financial experience gained from roles as Chief Accountant and then Group Financial Controller of Simon Group plc, and Financial Controller and later Chief Financial Officer of International Power plc. Mark was also a Non-executive Director at Alent plc where he was Chairman of the Audit Committee and Senior Independent Director. As well as considerable financial experience, Mark brings a thorough knowledge of energy and regulatory matters and provides the Board with valuable insight in this area. Mark is currently Chairman of Imperial Brands PLC and joined the Board of Spectris plc as Non-executive Chairman on 26 May 2017. 

Skills and experience:

City*, Finance, Government, Regulation, Utilities

Committee membership: 
Audit (Chairman)

*Understanding the concerns of the investment community and listed company matters.