Directorate change

25 November 2025

TREATT PLC

("Treatt" or "the Group")

Directorate change

Treatt, the manufacturer and supplier of a diverse and sustainable portfolio of natural extracts and ingredients for the beverage, flavour and fragrance industries, today announces that David Shannon has informed the Board of his intention to step down from his role as Chief Executive and as a Director of the Company on 31 December 2025.

The Board has initiated a formal search process to identify and appoint a new Chief Executive. The Board is focused on securing the right long-term leadership for the next phase of the Company's development. We have a strong leadership team who will work with David on a smooth handover in the coming weeks.

Vijay Thakrar, Chair, commented: "On behalf of the Board, I would like to thank David for his contribution to the business and wish him success in his future endeavours."

Treatt PLC (via MHP)

Vijay Thakrar  Chair

Joint Brokers

Investec Bank Plc +44 (0) 20 7597 5970

David Anderson

Peel Hunt LLP +44 (0) 20 7418 8900

George Sellar

Financial PR

MHP + 44 (0) 7701 308 818

Tim Rowntree [email protected]

Eleni Menikou

Veronica Farah 

This announcement contains inside information within the meaning of the Market Abuse Regulation. The person responsible for arranging release of this announcement on behalf of Treatt is Nick Hartigan, General Counsel & Company Secretary.

About the Group

Treatt is a global, independent manufacturer and supplier of a diverse and sustainable portfolio of natural extracts and ingredients for the flavour, fragrance and multinational consumer product industries, particularly in the beverage sector. Renowned for its technical expertise and knowledge of ingredients, their origins and market conditions, Treatt is recognised as a leader in its field. The Group employs approximately 350 staff in Europe, North America and Asia and has manufacturing facilities in the UK and US. Its international footprint enables the Group to deliver powerful and integrated solutions for the food, beverage and fragrance industries across the globe.

For further information about the Group, visit www.treatt.com.