3 April 2023

Annual Report and Accounts 31 December 2022

Vesuvius plc today posted its 2022 Annual Report and Accounts (the 'Annual Report') and 2023 Notice of Annual General Meeting to those shareholders who have requested them and they are available on Vesuvius' website at:

https://report2022.vesuvius.com

and at

https://www.vesuvius.com/en/investors/shareholder-information/shareholder--meetings.html

In accordance with Listing Rule 9.6.1, Vesuvius plc will shortly be submitting its Annual Report and other shareholder documents to the National Storage Mechanism. These documents should then be available for inspection within two working days at:

https://data.fca.org.uk/#/nsm/nationalstoragemechanism

The Annual Report has been prepared using the single electronic reporting format specified in the TD ESEF Regulation and can be accessed within two working days at: https://data.fca.org.uk/#/nsm/nationalstoragemechanism and is also available on our website www.vesuvius.com

2023 Annual General Meeting ("AGM")

The Annual General Meeting of the Company will be held at the offices of Linklaters LLP, One Silk Street, London EC2Y 8HQ on Thursday 18 May 2023 at 11.00am. Shareholders who are unable to attend the AGM in person are invited to join a webinar of the proceedings, details of how to access this will be available on the Company's website: www.vesuvius.com, on the day of the meeting. Shareholders may submit questions about the business of the AGM in advance of the Meeting to the Company Secretary at: Vesuvius plc, 165 Fleet Street, London EC4A 2AE, England or by e-mail (for this purpose only) to: [email protected].

This announcement contains the directors' responsibility statement as required for the purposes of compliance with DTR 6.3.5R (1) of the Disclosure and Transparency Rules. This information is extracted, in full unedited text, from the Annual Report. All the other information required by DTR 6.3.5 (1) was contained within the preliminary announcement of Vesuvius' results for the year ended 31 December 2022 released to the market on Thursday 2 March 2023. As disclosed in the preliminary announcement and in the 2022 Annual Report there are no related party transactions requiring disclosure. These announcements are not a substitute for reading the full Annual Report.

Enquiries:

Appendix

Statement of Directors' Responsibilities in respect of the Financial Statements

The Directors are responsible for preparing the Annual Report and Financial Statements in accordance with applicable law and regulation.

Company law requires the Directors to prepare financial statements for each financial year. Under that law, the Directors have prepared the Group financial statements in accordance with UK-adopted international accounting standards and the Company financial statements in accordance with United Kingdom Generally Accepted Accounting Practice (United Kingdom Accounting Standards, comprising FRS 101 'Reduced Disclosure Framework', and applicable law).

Under company law, the Directors must not approve the financial statements unless they are satisfied that they give a true and fair view of the state of affairs of the Group and Company and of the profit or loss of the Group for that period. In preparing the financial statements, the Directors are required to:

The Directors are also responsible for safeguarding the assets of the Group and Company and hence for taking reasonable steps for the prevention and detection of fraud and other irregularities.

The Directors are responsible for keeping adequate accounting records that are sufficient to show and explain the Group's and Company's transactions and disclose with reasonable accuracy at any time the financial position of the Group and Company and enable them to ensure that the financial statements and the Directors' Remuneration Report comply with the Companies Act 2006.

The Directors are responsible for the maintenance and integrity of the Company's website. Legislation in the United Kingdom governing the preparation and dissemination of financial statements may differ from legislation in other jurisdictions.

Directors' confirmations

The Directors consider that the Annual Report and Financial Statements, taken as a whole, is fair, balanced and understandable and provides the information necessary for shareholders to assess the Group and Company's position and performance, business model and strategy.

Each of the Directors, whose names and functions are listed below, confirm that, to the best of their knowledge:

The names and functions of the Directors of Vesuvius plc as at the date of signing these financial statements are as follows:

On behalf of the Board

Patrick André

Chief Executive

2 March 2023

Vesuvius plc, 165 Fleet Street, London EC4A 2AE

Registered in England and Wales No. 8217766

LEI: 213800ORZ521W585SY02

www.vesuvius.com