Trusted technology for demanding applications

What we do

Solid State is a leading value-added electronics group supplying commercial, industrial and military markets with durable components, assemblies and manufactured systems for use in critical applications, with a particular emphasis on specialist and harsh operational environments.

The company has particular expertise in industrial and ruggedised computing, battery power solutions, antennas, secure radio systems, imaging technologies, electronic components and displays.

Serving industries with demands for complex, performance-critical products, the Solid State trading brands have become recognised industry leaders through consistently delivering product quality, high service standards and comprehensive technical support.

Our story

Solid State Plc was founded in 1971 and is listed on AIM (AIM:SOLI), part of the London Stock Exchange. The company has been profitable every year since being admitted to AIM in 1996 and has consistently grown through a mix of strategic acquisition and organic growth to become a leader of performance technologies.

Today, the company employs over 400 people across 16 sites in the United Kingdom, European Union and United States of America. Solid State is a truly international company, with customers in over 50 countries and in excess of 200,000sq ft of office and scalable production floor space around the world.


To establish our position as an international leader in providing sustainably engineered electronics technology systems and components enabling our stakeholders to realise value, maximise efficiencies, and reduce waste.


To be the enabler that allows our customers to innovate and to solve the problems that the electronic community can’t solve alone.


To create a positive and collaborative workplace by putting our people at the heart of what we do and add value to all our stakeholders by being responsible, ethical and sustainable.

Our Structure

Solid State operates through 2 trading divisions, Steatite Ltd, which focuses on system design and manufacturing, and Solsta Ltd, a technical component distributor serving the needs of the electronics community.

These divisions are structured into a number of business units with each having a specific focus whilst also working synergistically together to provide more complex, multi discipline solutions.


Solid State has a diverse range of strategically targeted markets which are aligned to our core strengths. We have particular strengths in the defence and security sector, in addition to robotics, autonomous systems, energy, transportation, medical & life sciences. All of these sectors have commonality in that they require highly reliable products that will operate flawlessly in some of the harshest environments imaginable.

Defence & Security





Autonomous Systems

Global Locations