Directorate Change

Alumasc Group plc, the sustainable building products, systems and solutions group, is pleased to announce the appointment of Pamela Bingham as Chief Executive Officer ("CEO").

Pamela has over 20 years' experience at international manufacturing businesses, most recently as CEO of Eriks UK & Ireland, a €370m revenue industrial services business, where she was responsible for leading its commercial and operational growth strategy from 2023 until its successful sale by Lone Star Funds in 2025. Before Eriks, Pamela was CEO of Glen Dimplex Heating and Ventilation, the largest division of the Glen Dimplex Group, with revenues of €500m. Prior to that Pamela held Managing Director positions at CRH plc, The Weir Group PLC and Rotork plc. Pamela also served as a Non-executive director of Tyman plc from 2018 until 2024. Pamela holds a Law degree from the University of Edinburgh and an MBA from Warwick Business School.

Pamela will join Alumasc's Board on 2 March 2026 as CEO Designate and will take over as CEO on the retirement of the current Group Chief Executive, Paul Hooper, on 31 March 2026. The Board thanks Paul for his 25 years' service and commitment to Alumasc, and his leadership over a period of transformation and growth for the Group.

Vijay Thakrar, Chair of Alumasc, said:

"I am delighted to announce the appointment of Pamela as the new CEO of the Group. She brings extensive commercial experience as well as a record of value creation through organic and inorganic growth, employee engagement, digital transformation and customer loyalty, all of which will be helpful in leading Alumasc during its next stage of growth.

After 25 years with the business, we will be sad to see Paul Hooper leave us and are grateful for the significant contribution he made over that time. He leaves a strong and agile Group, well positioned to capitalise on the opportunities in its markets."

Pamela Bingham, CEO designate, said:

"I am delighted to be joining Alumasc at such an exciting time in its journey. It is a unique company that positively contributes to the decarbonisation of the building and construction sector with its sustainable building products and innovative products and solutions. I look forward to working with Vijay, the Board, Alumasc's management team and our people to build upon Alumasc's successful growth in recent years."

Further information regarding Pamela Bingham, in accordance with Schedule 2 paragraph (g) of the AIM Rules for Companies is set out below:

Pamela Ann Bingham (aged 56) has held the following directorships and/or partnerships within the past 5 years:

Previous directorships (within the last 5 years)

Brymill Limited

ERIKS Industrial Services Limited

ERIKS Industrial Services (Ireland) Limited

ERIKS Transportation GmbH

ERIKS UK Holdings Limited

Farrans Ltd

Flexible Hose Supplies (Northampton) Limited

Filoform UK Ltd

NAL Ltd

NAL Developments Ltd

Northstone (NI) Limited

Quanex Extruded Solutions Ltd (formerly Tyman plc)

Resilient Living Ltd

Resilient Property Ltd

Rotork UK Limited Smarter Data Management Limited Weir Minerals Europe Limited Wyko Group Ltd

As at the date of this announcement, Pamela Bingham is not beneficially interested in any Ordinary Shares in the Company.