01 October 2026

Solid State plc

(“Solid State”, the “Group” or the “Company”)

Appointment of Joint Broker

Solid State plc (AIM: SOLI), the specialist value added component supplier and design-in manufacturer of computing, power, and communications products, announces the appointment of Zeus Capital Limited (“Zeus”) as the Company’s joint broker with immediate effect.

Cavendish Capital Markets Limited will remain as Solid State’s Nominated Advisor and joint broker.

For more information, please contact:

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 integrated computing and vision systems, high performance antenna and radio communications systems, battery power solutions, and electronic components.

Operating through three divisions (Systems, Power and Components) the Group thrives on complex engineering challenges, often requiring design-in support and component sourcing. Serving a wide range of industries, with particular skills and expertise relevant to 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, Ndura, and Q-Par.

Solid State plc is headquartered in Redditch, UK, and employs over 475 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 three 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