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: 3 September 2012

Committee Membership: Audit (Chair), Nominations and Remuneration

Tenure: 6 years

Career: Mark is a qualified chartered accountant and has a strong financial background and significant 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.

Skills and competencies: As a qualified chartered accountant, Mark brings considerable financial and general managerial experience to the Company. His previous roles as Chief Financial Officer of International Power plc and Non-executive Director and Senior Independent Director of Alent plc cement his extensive financial experience and provide a deep understanding of the utilities sector. This allows him to bring a financial and strategic outlook on diverse subjects in support of the Board and its Committees. In his role as Senior Independent Director, Mark brings an excellent understanding of investor expectations as well as having significant experience in managing relationships with investor and financial communities.

External appointments:

  • Chairman of Imperial Brands PLC; on 11 February 2019, Imperial Brands PLC announced that Mark would step down as Chairman once a suitable successor had been found;
  • Chairman of Spectris plc.