Appointment of Non-Executive Deputy Chairman

1 December 2025

Solid State plc

("Solid State", the "Group" or the "Company")

Appointment of Non-Executive Deputy Chairman

Solid State plc (AIM: SOLI), the specialist value added component supplier and design-in manufacturer of computing, power, and communications products, today announces that the Board has been strengthened by the appointment of Victor Chavez CBE as Non-Executive Deputy Chairman with effect from 1 January 2026.

Victor has over 35 years of experience in the defence, aerospace, and security sectors. He was Chief Executive Officer at Thales UK for almost a decade, where he led major defence and security programmes across the UK and allied nations. Throughout his career in industry, Victor has worked at the highest levels of government and the UK Ministry of Defence on matters of defence industrial strategy, capability management, technology, and acquisition.

He now undertakes a portfolio of non-executive and advisory roles in the defence, security, and technology sectors. Victor has served as a board member of Engineering UK, and as President of TechUK. In recognition of his services to defence and security for both the UK and France, Victor was appointed a CBE in 2015 and a Chevalier of the Legion d'Honneur in 2020. Victor holds an MSc in Satellite Engineering and Telecommunications and received an Honorary Doctorate from Cranfield University in 2019.

Commenting on the appointment, Chair, Nigel Rogers, said:

"We are delighted to welcome Victor to the board of Solid State following a lengthy process as part of our broader succession planning. He brings a vast wealth of knowledge and experience, and I am sure he will make a significant contribution to the Group's development in years to come."

For further information please contact:

Further information on Victor Chavez pursuant to Schedule Two, paragraph (g) of the AIM Rules for Companies:

Victor Manuel Chavez, aged 62, is currently or has previously been a director or partner of the following companies or partnerships within the past five years:

Victor does not hold any interest in the Company's shares.

Analyst Research Reports: For further analyst information and research see the Solid State plc website: https://solidstateplc.com/research/

Notes to Editors:

Solid State plc (AIM: SOLI) is a leading value-added electronics group supplying industrial and defence markets with durable components, assemblies and manufactured systems for use in critical applications, with a particular emphasis on harsh operational environments. Solid State's products are found around the world, from the ocean floor and into space, ensuring the smooth operation of systems that augment our everyday lives.

The Company has a core focus on industrial and ruggedised computing, battery power solutions, antennas, secure radio systems, imaging technologies, and electronic components & displays.

Operating through two divisions (Systems and Components) the Group thrives on complex engineering challenges, often requiring design-in support and component sourcing. Serving a wide range of industries, with a particular focus on defence, energy production, aerospace, environmental, oceanographic, industrial, robotics, medical, life sciences, and transportation, the Solid State trading brands have become synonymous with quality and reliability. The Group operates under the brands of Steatite, Solsta, Custom Power, Pacer, Active Silicon, Gateway, Durakool and Q-Par.

Solid State plc is headquartered in Redditch, UK, and employs over 425 people around the world. The business has seven production facilities in the UK and one in the USA. In total, including all office locations, the Group operates from 13 national and international sites.

Solid State was established in 1971 and admitted to AIM in June 1996. The Group has grown organically and by acquisition - having made five acquisitions in the last five years.

Take a look at the videos below for more insight into the Solid State Group.

Introduction to Solid State - https://youtu.be/1M_Q_B1mYic

Why invest in Solid State? - https://youtu.be/ShmTz6005ws