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Electronics Companies in Reading: 47 Active Firms (2026)
Electronics manufacturers in Reading design and assemble electronic components and equipment for specialised UK supply chains.
Procurement tends to sit with engineering, operations, quality and commercial teams rather than a general software or office-supplies buyer. Typical demand comes from business-to-business manufacturers, medical-device supply chains, communications integrators, energy equipment makers and public-sector contractors that need design-for-manufacture support, test capability, traceability and post-sale technical evidence. Engagements are usually project-led rather than catalogue-led: low-to-medium volume assemblies, bespoke equipment, production transfer work and repeat build programmes where documentation, reliability and conformity work carry as much weight as unit price.
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Reading has 47 actively trading electronics manufacturers, a compact local base by UK standards and one that looks more like a specialised supplier cluster than a broad commodity-manufacturing centre. Reported employment totals 658 people, suggesting a workforce concentrated in engineering, assembly, test and quality roles rather than very large production sites. The local market is likely shaped by repeat business from technical customers in Reading and the surrounding metropolitan area, where proximity can matter for design reviews, troubleshooting and production changes.
Product approval and environmental compliance matter more here than sector licensing. GOV.UK guidance places many electrical and electronic products in GB and NI within RoHS obligations, with manufacturers expected to maintain technical documentation, Declarations of Conformity, required labelling and conformity marking. OPSS enforces the hazardous-substances regime, while adjacent rules can cover electrical equipment safety, electromagnetic compatibility and radio equipment. Organisations placing electrical and electronic equipment on the UK market also face producer-registration duties or compliance-scheme membership for waste obligations, so even specialist manufacturers need a documented route from design file to after-market responsibility.
Future movement appears likely to be incremental. Buyers tend to value suppliers that can hold engineering dialogue, evidence conformity and keep repeat-build capacity available, which favours firms with in-house quality and test functions over pure assembly subcontractors. New company formation looks limited, so renewal may come through management changes, succession deals and capability add-ons rather than a wave of fresh entrants. Margin pressure is likely to persist where customers treat assemblies as bought-in components, but suppliers tied into regulated or knowledge-intensive programmes should have more room to defend pricing and planning discipline.
47
Active firms
2026
10
£5M+ firms
turnover above £5M
1
New incorporations
since 2022
Key facts
About 21% of the trading cohort reports turnover above £5M (10 of 47 firms) — the rest sits below that revenue band.
2% of the cohort was incorporated since 2022 (1 firms), so a sizeable share is in its first few filing cycles.
In-scope electrical and electronic equipment needs technical documentation, a Declaration of Conformity, required labelling and the relevant conformity marking under the Restriction of the Use of Certain Hazardous Substances in Electrical and Electronic Equipment Regulations 2012.
OPSS enforces the Restriction of the Use of Certain Hazardous Substances in Electrical and Electronic Equipment Regulations 2012, while electrical equipment safety, electromagnetic compatibility and radio equipment regimes may also apply.
Organisations placing more than 5 tonnes of EEE on the UK market must join a producer compliance scheme; those below 5 tonnes can register as small producers.
The UK electronics sector grew from £4.1 billion of value added in 2000 to £16.1 billion in 2024, a 5.8% CAGR, compared with 1.6% for UK manufacturing overall.
Electronics and electrical equipment represent 10% of UK manufacturing value added and 13% of manufacturing exports, alongside trade deficits of £29 billion for electronics and £16 billion for electrical equipment.
Top Reading Electronics companies
Keller (U.K.) Limited
Financial sub-scores
Computed from 5 filingsManufactures pressure measurement instruments including pressure transducers, transmitters, level probes, data loggers and digital pressure gauges. Develops piezoresistive pressure sensing technology…
Serves B2B engineering and procurement teams in vehicles, aerospace, oil and gas, water and environmental services, HVAC, mining, chemical, food, pharma, consumer products, and structural or device…
Financial Health
StrongStrong · Growing, Hiring · 7% CAGR over 4y
Location
SOLID STATE DISKS LTD
Financial sub-scores
Computed from 5 filingsDesigns and manufactures solid‑state replacement drives for legacy SCSI and IDE storage systems used to replace obsolete hard disks, tapes and optical media. Also distributes flash and DRAM memory…
Serves OEMs and operators of legacy and embedded systems in manufacturing, military and aerospace, nuclear and power, semiconductor fabrication, telecoms, commercial/industrial, cloud, in-vehicle,…
Financial Health
HealthyHealthy · -2% CAGR over 4y
Location
Designs and manufactures optical metrology instruments including monochromators, spectrophotometers, tuneable light sources and detectors. Develops custom OEM optical measurement systems and supplies…
Serves B2B and institutional buyers needing optical metrology equipment, including research laboratories, hospitals, OEM manufacturers, and teams in photovoltaics, detector evaluation, material…
Location
Quick Circuits Limited
Financial sub-scores
Computed from 3 filingsManufactures printed circuit boards (PCBs) and provides PCB assembly services, including component population and inspection. Offers prototyping and small- to medium-batch production, supporting…
Serves B2B R&D and production teams in high-technology sectors, including major OEMs and organisations in telecommunications, audio-visual and military markets across the UK, Europe and North America.
Financial Health
HealthyHealthy · -5% CAGR over 2y
Location
Richmond Industries (UK) Limited
Financial sub-scores
Computed from 5 filingsFinancial Health
StableStable · 0% CAGR over 4y
Location
Applied Weighing International Limited
Financial sub-scores
Computed from 5 filingsManufactures and distributes load cells, industrial weighing systems and assemblies for tanks, vessels and process applications. Supplies indicators, controllers, platform scales and vehicle weighing…
Serves B2B industrial customers in food and drink, oil and gas, pharmaceutical, chemical, general manufacturing, concrete, aggregates and quarrying sectors, including process plants requiring…
Financial Health
HealthyHealthy · 2% CAGR over 4y
Location
Vehicle Weighing Solutions Limited
Financial sub-scores
Computed from 5 filingsDesigns, manufactures, installs and services vehicle weighing systems, including on‑board weighing, dynamic bin weighing, axle weighbridges and overload protection systems. Also supplies load cells,…
Serves local authorities and private-sector operators in waste management, highways, haulage and quarrying, including fleet owners needing vehicle weighing and compliance systems.
Financial Health
StrongStrong · Growing, Hiring · 4% CAGR over 4y
Location
Safeguard Electronic Systems Limited
Financial sub-scores
Computed from 5 filingsDesigns and manufactures ultra‑low voltage heating systems for cold storage facilities to prevent frost heave, ice and condensation. Products include doorframe, threshold and ramp heating, wall…
Serves B2B customers operating cold storage facilities, including food distribution hubs, pharmaceutical companies, logistics firms and industrial freezer operators, from small cold rooms to…
Financial Health
StrongStrong · Growing, Hiring · 4% CAGR over 4y
Location
BRIDGE CONTROLS LIMITED
Financial sub-scores
Computed from 5 filingsDesigns, installs and services building management systems (BMS) for commercial buildings. Manufactures and engineers custom control panels, integrates control systems, and provides commissioning,…
Serves commercial-sector organisations and public-sector bodies operating offices, healthcare facilities, hotels and other managed buildings, including contractors, facilities teams and property…
Financial Health
HealthyHealthy · 0% CAGR over 4y
Location
Guralp Systems
Designs and manufactures broadband seismic monitoring instruments including seismometers, accelerometers and data acquisition systems with associated software. Supplies turnkey seismic monitoring…
Serves B2B and public-sector customers, including research institutions, civil engineering firms, energy operators and monitoring agencies involved in seismic, infrastructure, reservoir, carbon…
Location
Guralp Systems
Designs and manufactures broadband seismic monitoring instruments, including seismometers, accelerometers and data acquisition systems, with associated software. Supplies turnkey seismic monitoring…
Serves research institutions, government seismic and volcano monitoring agencies, civil engineering and infrastructure teams, and energy operators involved in geothermal, carbon storage, reservoir…
Location
Güralp
Designs and manufactures seismic instrumentation including broadband seismometers, accelerometers and data acquisition systems. Provides seismic monitoring systems, bespoke engineering and system…
Serves academic research institutions, government agencies, civil engineering firms and energy companies worldwide that require seismic monitoring and instrumentation for research, compliance and…
Location
SIRETTA LIMITED
Financial sub-scores
Computed from 4 filingsDesigns and manufactures industrial IoT connectivity hardware including cellular modems, 4G/5G routers, network signal analysers, antennas and cables. Also provides IoT software, cellular network…
Serves B2B and industrial customers deploying IoT and cellular connectivity, including OEMs, system integrators, engineers and technical buyers needing modems, routers, antennas, cables and network…
Financial Health
StableStable · -80% CAGR over 3y
Location
Roscan Electronics Limited
Financial sub-scores
Computed from 3 filingsProvides contract electronics manufacturing services including printed circuit board fabrication and assembly, cable and wiring harness manufacture, electromechanical assembly, product development,…
Sells to businesses needing contract electronics manufacturing, including OEMs and product teams requiring PCB assembly, cable harnesses and electromechanical build. Explicitly serves defence and…
Financial Health
WeakWeak · -24% CAGR over 2y
Location
Garner Osborne
Provides contract electronics manufacturing services including printed circuit board (PCB) manufacturing, PCB assembly, prototyping, box build integration, and functional testing. Supports product…
Serves B2B electronics OEMs, engineers and product developers, from prototype teams to larger production buyers, including regulated medical and aerospace customers.
Location
Applied Measurements Limited
Financial sub-scores
Computed from 4 filingsDesigns, manufactures and supplies strain gauge sensors and transducers including load cells, torque, pressure, displacement and level sensors. Provides load measurement systems, instrumentation,…
Serves B2B engineering and industrial customers across all industries, including OEMs, test and calibration providers, and teams sourcing measurement sensors, transducers and related systems.
Financial Health
HealthyHealthy · Hiring · 10% CAGR over 3y
Location
Electronic Manufacturing Solutions Ltd
Financial sub-scores
Computed from 5 filingsProvides electronics manufacturing services including printed circuit board assembly (SMT and through‑hole), PCB prototyping, cable assembly and box build. Offers inspection, testing, engineering…
Serves B2B electronics customers across industrial sectors, including renewable technology firms, from product developers needing prototypes to OEMs requiring volume production and turnkey…
Financial Health
HealthyHealthy · -14% CAGR over 4y
Location
Motionlink Limited
Financial sub-scores
Computed from 5 filingsDesigns and supplies automated motion control and positioning systems, including linear, rotary and vertical stages, motion controllers, and optical encoders. Manufactures positioning stages and…
Serves engineering, manufacturing and research organisations, including optical, NDT measurement, biomedical, clean-room and vacuum application users, plus UK buyers of specialist positioning and…
Financial Health
HealthyHealthy · Growing · 0% CAGR over 4y
Location
CONNEXION TECHNOLOGIES SALES LIMITED
Financial sub-scores
Computed from 5 filingsProvides engineering design, electronics development and advanced manufacturing services, including RF and microwave systems, power electronics and high‑reliability components for sectors such as…
Serves B2B customers in energy, utilities, communications, defence, transportation, medical, test and instrumentation, aerospace and space, including global defence contractors, OEMs, Tier 1…
Financial Health
StableStable · -62% CAGR over 4y
Location
GARNER OSBORNE CIRCUITS LIMITED
Financial sub-scores
Computed from 4 filingsManufactures printed circuit boards and provides PCB assembly, prototyping, and box build services. Produces small-run and large-scale boards, supporting product development from design files through…
Serves B2B electronics engineers, product designers and manufacturers needing PCB partners, from prototypes and small/medium runs to larger production, including regulated medical and…
Financial Health
StrongStrong · Growing, Hiring · 5% CAGR over 6y
Location
SKILCOM LIMITED
Financial sub-scores
Computed from 5 filingsProvides contract electronics manufacturing services including PCB assembly, PCB prototyping, and box build assembly. Offers testing and inspection, component procurement, and product repair,…
Serves B2B product companies and OEMs in the UK that need outsourced electronics manufacturing support, including automotive, medical and advertising businesses from prototype/NPI through volume…
Financial Health
StableStable · 0% CAGR over 4y
Location
AMI MARINE LIMITED
Financial sub-scores
Computed from 4 filingsDesigns and manufactures navigation and data recording equipment for commercial ships, including voyage data recorders (VDR/S‑VDR), mini data recorders, docking and manoeuvring indicator systems, and…
Serves commercial shipping operators, vessel owners/managers, shipyards and marine electronics service companies worldwide, especially those responsible for bridge, navigation and safety systems on…
Financial Health
StableStable · Hiring · 8% CAGR over 3y
Location
Kraus & Naimer
Financial sub-scores
Computed from 5 filingsDesigns, manufactures and supplies industrial electrical switchgear, including cam switches, main switches, control and load switches, switch disconnectors, push buttons and pilot lights. Produces…
Serves B2B customers such as industrial manufacturers, machinery builders, electrical panel builders and contractors needing certified switchgear components for control, load, safety, maintenance and…
Financial Health
WeakWeak · -2% CAGR over 4y
Location
Interface Force Measurements Limited
Financial sub-scores
Computed from 5 filingsDesigns and manufactures force and torque measurement equipment including load cells, torque transducers, multi-axis sensors and instrumentation. Also provides calibration, repair, and custom…
Sells to B2B and institutional buyers needing force and torque measurement systems, including engineering and test teams in aerospace, automotive, energy, medical, industrial automation,…
Financial Health
WeakWeak · -10% CAGR over 4y
Location
Westcot Limited
Financial sub-scores
Computed from 5 filingsDesigns and manufactures traffic safety and intelligent transport systems, including LED speed limit and warning signs, variable message signs, bridge height and flood warning systems, collision…
Serves public-sector highways and traffic safety buyers, including local authorities, road operators, schools and community speed watch schemes in the UK and export markets across Northern Europe,…
Financial Health
WeakWeak · 0% CAGR over 4y
Location
Smet Limited
Financial sub-scores
Computed from 5 filingsDesigns and supplies power electronics including battery‑to‑mains inverters, DC‑DC converters and battery chargers. Provides custom power supply design services and small‑batch manufacturing to…
Serves businesses, product developers and engineers needing standard or small-quantity custom power electronics, including inverter, converter and battery-charging requirements.
Financial Health
HealthyHealthy · Hiring · 4% CAGR over 4y
Location
PERIPHERAL VISION (TECHNOLOGY) LIMITED
Financial sub-scores
Computed from 5 filingsManufactures SCSI-based storage hardware, including solid-state flash disk drives that emulate legacy SCSI hard drives, solid-state tape drive replacements, and removable drive replacements. Also…
Sells to businesses and technical buyers maintaining legacy SCSI-based equipment, including industrial, IT and specialist users needing replacement storage, tape drives, converters, switches and…
Financial Health
StableStable · -66% CAGR over 4y
Location
Safe Training Systems Limited
Financial sub-scores
Computed from 4 filingsDesigns and manufactures radiation simulation training equipment for surveying, monitoring and incident response exercises. Produces siloxane monitoring instruments for biogas and biomethane analysis…
Sells to B2B and public-sector customers in the nuclear, energy, security, biogas and biomethane sectors, including radiation trainers, monitoring teams, universities and operators of gas-processing…
Financial Health
StrongStrong · Growing, Hiring · 8% CAGR over 3y
Location
Financial sub-scores
Computed from 5 filingsDesigns and manufactures modular plug‑and‑play lighting connection and control systems for commercial and industrial buildings, including prefabricated wiring connectors, luminaire leads, and…
Serves B2B electrical contractors, specifiers and building project teams in commercial, education, healthcare, public sector, retail/high street and transport projects across the UK and Ireland.
Financial Health
WeakWeak · -2% CAGR over 4y
Location
Elite Transducers Ltd
Financial sub-scores
Computed from 5 filingsManufactures load cells and measurement systems for industrial weight, force, torque and pressure monitoring. Supplies off‑the‑shelf and custom‑designed sensors and load cell assemblies, with…
Serves B2B industrial customers needing weighing and force measurement systems, including crane safety, agriculture, marine and construction operators, plus businesses requiring ATEX/IECEx or…
Financial Health
HealthyHealthy · -69% CAGR over 4y
Location
Financial sub-scores
Computed from 5 filingsDesigns and manufactures modular lighting connection and control systems for commercial and industrial buildings. Products include plug‑and‑play connection modules, luminaire leads, and wireless…
Serves B2B and public-sector customers in commercial, education, healthcare, high street and transport sectors across the UK and Ireland, from single-room projects to large office developments.
Financial Health
StableStable · 0% CAGR over 4y
Location
Intelligent Group Solutions Ltd
Financial sub-scores
Computed from 5 filingsDesigns, manufactures and supplies optoelectronic components, LED lighting systems, display technologies and electronic assemblies. Provides technical support, product development, prototyping and…
Sells to businesses developing products with optoelectronic, LED and display components, including design engineering, product design, and sales/marketing teams. Serves horticultural lighting,…
Financial Health
StrongStrong · Growing, Hiring · 10% CAGR over 4y
Location
Intepro UK Limited
Financial sub-scores
Computed from 5 filingsSupplies automated test equipment and power test systems, including DC power supplies, AC sources, electronic loads and grid simulators. Provides custom ATE systems, test software and support…
Serves B2B engineering, R&D and production teams in commercial, aviation, defence, aerospace, manufacturing, utilities, communications, medical equipment and renewable energy sectors.
Financial Health
HealthyHealthy · Hiring · 6% CAGR over 4y
Location
JACQUET WESTON LIMITED
Financial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · -67% CAGR over 4y
Location
HIGHNETT LIMITED
Financial sub-scores
Computed from 5 filingsProvides electrical, instrumentation and control system engineering, including industrial maintenance, bespoke control panels, switchgear, distribution panels and changeover systems. Also supplies…
Serves B2B industrial operators and renewable energy businesses, including petrochemical plants, hazardous-area facilities, package equipment users, and solar, wind and CHP installation owners.
Financial Health
WeakWeak · -4% CAGR over 5y
Location
Barloch Control Systems Limited
Financial sub-scores
Computed from 5 filingsFinancial Health
StrongStrong · Hiring · 16% CAGR over 5y
Location
Keynes Controls Ltd
Financial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy
Location
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How Reading Electronics companies work and how to sell to them
What they do
Reading electronics manufacturers usually earn revenue through a mix of non-recurring engineering fees, bill-of-materials recovery, assembly margin, test charges and repeat production orders. The commercial unit is often a design pack, prototype run, test fixture, finished assembly or configured item rather than a standard catalogue SKU. Pricing tends to combine quoted engineering time, component cost, set-up work, tooling, inspection and documentation. Services revenue can sit around repair, redesign for obsolescence, compliance evidence and production-transfer support, particularly where customers need continuity for equipment already deployed in the field.
Who they sell to
Most sell into technical buying committees at industrial, medical, communications, energy and public-sector customers, ranging from specialist SMEs to larger organisations with formal supplier onboarding. Day-to-day champions are typically design engineers, operations managers, quality leads and programme owners; finance and procurement usually enter once the specification, production risk and commercial terms are clear. Smaller engagements may move through direct quotes after engineering review, while larger or public-sector-linked work tends to require supplier questionnaires, audits, framework access or RFP responses. Sales cycles are often gated by prototype validation, component availability and customer sign-off rather than by a simple budget approval date.
What they buy
Most electronics firms tend to spend on systems and services that protect traceability, production scheduling and engineering change control. Relevant categories include ERP or MRP software, quality management systems, calibration and asset tracking, component lifecycle monitoring, CAD and electronic design tools, document control, cybersecurity, CRM and quoting workflows. They also buy specialist recruitment for electronics engineers, production technicians and quality staff, alongside accountancy, tax, insurance, regulatory advice and export support. Physical spend can include test equipment, inspection tools, environmental controls, benches, packaging, logistics and approved component sourcing, especially where delayed parts would stall a build.
Why and how to sell to them
Buying intent often appears when a manufacturer wins a new programme, transfers a design into production, replaces an ageing test rig, prepares for a customer audit or has to evidence RoHS, electrical safety, electromagnetic compatibility or producer-registration duties. Leadership change, succession planning and recruitment for engineering or quality roles can also signal process change. Outreach tends to land better when it shows familiarity with low-volume technical manufacturing: fewer defects, clearer change history, shorter quote-to-build cycles, lower component-risk exposure or easier audit preparation. Generic productivity claims are less persuasive than a specific link to design files, shop-floor evidence or customer approval.
How this list is built
Data sources
This list is built from UK Companies House filings, XBRL accounts data, and semantic analysis of each company's public website. Revenue and headcount figures come from the most recent filed accounts; where the company has not filed, values are estimated using a model trained on filed history and peer benchmarks and are labelled as estimates.
Classification
Rather than relying solely on SIC codes, Firmbase classifies each company semantically: the company's website is crawled, an AI model reads what the company actually sells, and the company is placed into the relevant industry and subsectors. SIC codes are used as one signal but not the only one. This means a company that registered under a generic SIC code but pivoted into (for example) fintech is correctly identified as fintech, not as its original SIC category.
Freshness
The underlying company data is refreshed from Companies House continuously; filings appear in the list within days of submission. The curated list ordering is regenerated when the underlying data moves meaningfully (company count changes by more than 5%, a new company enters the top-ranked segment, or the filed-revenue numbers for the top firms change). You can see the last-updated timestamp near the top of the page.
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