Directorate Change
S4 Capital plc has announced board changes, appointing Alina Kessel as an Independent Non-Executive Director effective November 14, 2025, and noting the retirement of Elizabeth Buchanan from the Board on December 31, 2025, to focus on her role at Rokt. Kessel brings over 25 years of experience in advertising and brand building, having held leadership positions at WPP and DDB Tribal Group, and previously served as a Non-Executive Director at DS Smith. Buchanan has been a Non-Executive Director for over six years.
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S4 Capital plc
("S4 Capital" or the "Company")
Board Changes
Alina Kessel appointed as an Independent NED and Elizabeth Buchanan retirement from the Board
The Company announces the appointment of Alina Kessel as a Non-Executive Director of S4 Capital plc with effect from 14 November 2025.
Alina Kessel has had a 25+ year career in advertising and brand building, having worked in the US, Australia, Germany and the UK. She was Global Client Leader at WPP, CEO of DDB Tribal Group and Grey Advertising in Germany and served as a Non-Executive Director on the board of DS Smith, a FTSE 100 packaging company. Currently, Alina is a NED at Y TREE, a wealthtech advisory platform and a Senior Advisor to HH Global, a marketing activation firm.
Alina will stand for election to the Board at the Annual General Meeting to be held on 6 June 2026.
The Company also announces that Elizabeth Bucanan has decided to retire from the Board of S4 Capital plc in order to focus on her current role at Rokt, with effect from 31 December 2025. Elizabeth has been a Non-Executive Director at S4 Capital plc for over 6 years. The Company thanks Elizabeth for her support over the years and the strong contributions she has brought to the Board.
Sir Martin Sorrell, Executive Chairman of S4 Capital plc, said: "We are sad to lose Elizabeth to the demands of Rokt, but delighted to add Alina instead. Alina has a very strong marketing and advertising background, which will be very valuable."
Alina Kessel said: "I'm delighted to be joining the Board at such a pivotal moment. S4 Capital is a company with a focused and relevant positioning, energy and ambition. I look forward to supporting its growth and contributing to meaningful value creation for all our stakeholders".
Elizabeth Buchanan said: "Serving on the Board of S4 Capital these past six years has been an incredible privilege. The opportunity to sit alongside Sir Martin and the Monks leadership team, while witnessing the phenomenal work they are doing to lead the AI revolution in the advertising industry, has been both energizing and humbling".
There are no other details which would be required to be disclosed in accordance with paragraph 6.4.8R of the UK Listing Rules were those to apply to the Company.
Cleaned text: letterheads, contacts and legal notices removed. View the original announcement ↗ · Company filings. Not investment advice.