Appointment of Non-Executive Director

11 November 2026

AIM: WYN

Wynnstay Group plc

("Wynnstay" or the "Company")

An integrated agricultural supplies and services group

Appointment of Non-Executive Director

Wynnstay Group plc (AIM: WYN), a leading integrated partner to UK agriculture, is pleased to announce the appointment of Vicky Boiten-Lee as an independent Non-Executive Director of the Company with effect from 11 November 2026. Vicky will also be appointed Chair of the Remuneration Committee with effect from the same date.

Vicky brings significant international commercial, strategic and Board experience to Wynnstay. She spent more than 20 years with Shell where she held senior global leadership responsibilities at Shell across fuels, alternative fuels and automotive lubricants. Earlier roles included responsibility for fuels supply chain strategy and for capital planning and real estate within Shell's fuels retail business. Her experience encompasses the leadership of complex international businesses, strategy and transformation, capital allocation, distribution and channel management, and the development of new customer propositions.

Vicky is currently a Non-Executive Director of Quadrise plc, the AIM-listed energy technology company, where she chairs the Compensation and Nomination Committees and is a member of the Audit Committee. In September 2026, Vicky was also appointed as a member of the Competition and Markets Authority ("CMA") panel.

Vicky holds a Bachelor of Engineering degree from Universiti Malaya and an MBA from Strathclyde University and has studied Business and Sustainability Leadership at Cambridge University.

Steven Esom, Chairman of Wynnstay Group plc, commented:

"I am delighted to welcome Vicky to the Board. Her appointment further strengthens the breadth and depth of the Board’s experience at an important stage in the Group's development.

"Vicky brings an impressive combination of commercial, strategic and governance expertise gained during a long international executive career, together with valuable listed-company non-executive experience. In particular, her background in retail, distribution, business transformation, capital allocation and the development of customer-focused propositions will be highly relevant as we continue to deliver Wynnstay's strategy.

"Vicky also brings substantial experience of remuneration and succession matters and will take over as Chair of our Remuneration Committee. We very much look forward to benefiting from her insight and perspective and to working with her as we continue to develop the Group."

For further details please contact:

Regulatory Disclosures

Save for the information set out above and below, there are no further disclosures to be made in accordance with Rule 17 and Schedule Two paragraph (g) of the AIM Rules in respect of the appointment of Vicky Boiten-Lee (also known as Vicky Su Yin Lee), aged 57. Vicky Boiten-Lee does not hold any beneficial interest in the Company's share capital.