Notice of AGM & Posting of Annual Report &Accounts

TRISTEL plc

("Tristel" or the "Company")

Notice of AGM and Posting of Annual Report and Accounts

Tristel plc (AIM: TSTL), the manufacturer of infection prevention products, announces that the Notice of Annual General Meeting ("AGM") and the 2025 Annual Report and Accounts for the year ended 30 June 2025 have been posted to shareholders yesterday and is available to download from the investor section of Company's website - https://investors.tristel.com/financial/

The Company's AGM will be held on Thursday 11 December 2025 at 11.00am at the Company's headquarters, Unit 1b Lynx Business Park, Fordham Road Snailwell, Newmarket, Cambridgeshire, CB8 7NY.

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About Tristel plc

Tristel plc is a global infection prevention company focussed on the manufacture and supply of products using its unique proprietary chlorine dioxide (ClO₂) chemistry. The Company is a market leader in manual decontamination of medical devices, supplying hospitals under the Tristel brand, and under the Cache brand provides products for sporicidal surface disinfection, a more sustainable alternative to commonly used pre-wetted plastic wipes.

Tristel's head office and manufacturing facility is located in Snailwell, near Cambridge, and operates globally employing approximately 270 people across 16 subsidiaries selling into 40+ countries. The Company targets double digit revenue growth annually and an EBITDA margin of at least 25% and the business is profitable, with no debt and has a progressive dividend policy.

The Company has been listed on the London Stock Exchange's AIM market since 2005 (AIM: TSTL).

For more information about Tristel's product range please visit: https://tristel.com