21^st June 2022

Synthomer plc

Appointment of Non-Executive Director

Synthomer plc ('Synthomer' or 'the Company') today announces that it has appointed Ian Tyler as a Non-Executive Director. He will join the Board and be a member of the Nomination and Remuneration Committees with immediate effect. Ian will succeed Brendan Connolly as Chair of the Remuneration Committee when Brendan retires from the Board at the AGM at the end of April 2023 following nine years' service.

Ian has extensive Board experience as a former Chief Executive of Balfour Beatty and as a Non-Executive in several international industrial organisations. He serves as Remuneration Committee Chair at Anglo American plc, where he is also Senior Independent Director, and was previously Remuneration Committee Chair at BAE Systems plc until his retirement from the Board. Ian's senior executive career was at Balfour Beatty plc, a global infrastructure business, joining as Finance Director in 1996 and serving as Chief Executive from 2005 to 2013.

Ian's other roles include: , Non-Executive Director and Chair of Amey plc (a subsidiary of Ferrovial S.A.), and Non-Executive Director and Chair of Affinity Water Limited. Previously, he has served on the Boards of BAE Systems, Vistry Group (formerly Bovis Homes Group), Cairn Energy, Mediclinic International, VT Group and Cable and Wireless.

Caroline Johnstone, Chair of Synthomer, said:

"I am delighted to welcome Ian to Synthomer's Board. His extensive knowledge of international industry, and wealth of Board-level experience, will be enormously valuable as we continue to execute our strategy and invest in future growth."

There are no further matters to be disclosed under LR9.6.13R of the Listing Rules of the UK Listing Authority.

-ENDS-

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