Board Change

For immediate release 26 June 2023

Porvair plc

("Porvair" or the "Group" or the "Company")

Board change

Porvair is pleased to announce the appointment of Sarah Vawda as an independent Non-Executive Director of the Company with effect from 26 June 2023.

Sarah is the Senior Independent Non-Executive Director and Chair of the Audit Committee of Access Intelligence plc, an AIM listed reputation management, marketing and communications, software as a service business; Non-Executive Director of Hamlet Protein A/S, a private equity backed Danish specialty protein business; and Non-Executive Director and Chair of the Remuneration and Nomination Committees of Noveltech Private Feeds Ltd (India), a private equity backed Indian animal nutrition business. She was formerly Non-Executive Director and Chair of the Audit and Risk Committees at Burger King UK; Trustee and Chair of the Audit Committee at The Girls Network; and Governor of the University of Bedfordshire.

Sarah has previously held senior executive roles within Global multinational companies including Powergen Plc, Corus Group plc, Christian Salvesen plc, Provimi SA and Johnson Matthey plc. She qualified as a chartered accountant with PwC.

On appointment, Sarah will join the Audit Committee, Remuneration Committee and Nominations Committee of Porvair plc.

Porvair confirms that there are no further matters in relation to Sarah Vawda's appointment to be disclosed pursuant to the requirements of paragraph 9.6.13 of the Listing Rules of the UK Listing Authority.

For further information, please contact:

Notes to Editors

Porvair is a group of specialist filtration, laboratory and environmental technology businesses. Its businesses design and manufacture a range of bespoke consumable filtration products that are used in a range of niche filtration markets. It operates in three divisions: Aerospace & Industrial; Laboratory; and Metal Melt Quality.