Solid State Regulatory News (SOLI)

 30 October 2025

Solid State plc

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

Solid State plc through Steatite has secured an initial $10.8 Million UK MoD Order

 for Project CAIN 

Solid State plc (AIM: SOLI), the specialist value-added component supplier and design-in manufacturer of computing, power, and communications products, is pleased to announce that its subsidiary Steatite Ltd has secured an initial order valued at US $10.8 million under Project CAIN, a major defence programme, for a UK Government end user.

The order represents a significant milestone in Steatite's ongoing strategy to deliver cutting-edge, mission-critical technologies to the UK's armed forces and security community. Under Project CAIN, Steatite will supply a range of secure, ruggedised systems including the MPU5 and Wave Relay Radio Technology from Persistent Systems, supporting advanced operational capabilities in challenging environments.

Delivery of these initial systems is scheduled for the first half of 2026. The project further strengthens Steatite's position as a trusted supplier to the UK Ministry of Defence and reinforces its reputation for innovation and reliability in the delivery of secure technology solutions.

Commenting on the award, Matthew Richards, Systems Divisional Managing Director of Solid State plc, said:

"This contract win is the result of extensive collaboration with our customer, the OEM Persistent Systems and other commercial providers, which highlights the strength of Steatite's capability and commitment to operational excellence.

"Project CAIN will play a key role in enhancing the UK's defence resilience, aligning with the targets set by Chief of the General Staff General, Sir Roly Walker, to double lethality in 3 years and triple it in 10. We're proud to be part of its delivery and thank Tim Sage and his colleagues within our communications team for getting us to this stage. We now look forward to supporting the MoD in the months and years to come on such a prestigious and vitally important programme."

This announcement contains inside information for the purposes of Article 7 of the UK version of Regulation (EU) No 596/2014 which is part of UK law by virtue of the European Union (Withdrawal) Act 2018, as amended ("MAR"). Upon the publication of this announcement via a Regulatory Information Service, this inside information is now considered to be in the public domain.

Investor Site Visits to Head Office in Redditch

Solid State holds site visits to its head office in Redditch where operations from both the Systems and Components divisions can be seen. Interested investors should contact solidstate@walbrookpr.com.

For further 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 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 400 people around the world. The business has seven production facilities in the UK and two in the USA. In total, including all office locations, the Group operates from 14 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