Directorate Change

Vesuvius plc (`Vesuvius'), a global leader in molten metal flow engineering and technology, is pleased to announce the appointment of Italia Boninelli as a Non-executive Director of the Company with effect from 1 June 2024. Italia joins the Board as an independent Non-executive Director and will serve on the Audit, Remuneration and Nomination Committees.

In addition, Vesuvius announces that Kath Durrant, an independent Non-executive Director of the Company since December 2020, and Chair of the Remuneration Committee, has decided to step down from the Board of Vesuvius with effect from 31 July 2024. Italia Boninelli will succeed Kath as Chair of the Remuneration Committee on this date.

Italia Boninelli is an HR executive, based in South Africa, who currently divides her time between consultancy, coaching and mentoring activities. She has served as a strategic human resources director in a variety of industries (including mining, healthcare and financial services), most recently at AngloGold Ashanti and Gold Fields Ltd. Her roles have included responsibility for employees across South Africa, Australia, the United States, UK, Germany, Belgium, Hong Kong and several Latin American countries. She served as a Non-executive Director on the board of Polymetal International PLC from 2019 until 2022.

Carl-Peter Forster, Chairman of Vesuvius, said:

"I am delighted to announce the appointment of Italia Boninelli as a new independent Non-executive Director of Vesuvius. Italia is a very experienced HR practitioner with a broad range of international experience. I am pleased that the Board will be further strengthened by her appointment.

I am sorry that Kath has decided to step down from the Board of Vesuvius. On behalf of her Board colleagues, I would like to thank her for the contribution she has made to the Board over the past three and a half years. She has played an active and valuable role during this time, and we wish her all the best for the future."

No other disclosure obligations arise under paragraphs (1) to (6) of LR 9.6.13 R of the FCA's Listing Rules in respect of Italia Boninelli's appointment.

Vesuvius plc, 165 Fleet Street, London EC4A 2AE

Registered in England and Wales No. 8217766