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Electronics Manufacturing Companies in Cambridge: 25 Active Firms (2026)
Electronics manufacturers in Cambridge design and produce components, assemblies and equipment for specialised, regulated UK markets.
Buying centres tend to sit in engineering, operations, procurement and quality rather than in a single line-of-business budget. Suppliers in this Cambridge cohort typically sell to specialist equipment makers and regulated technical organisations that need components, subassemblies, control systems or instrumentation to meet a defined specification. Engagements are usually specification-led: design-for-manufacture advice, assembly, testing, documentation and conformity evidence matter as much as unit cost. The centre of gravity is not commodity volume production, but lower-volume, knowledge-intensive manufacturing where technical engineering capacity and UK operating substance are part of the buying decision.
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Cambridge has 25 actively trading electronics manufacturers in this list, a small, specialist cohort rather than a broad commodity-production base. Reported employment reaches 630 people, pointing to operating substance across engineering, assembly and quality functions rather than only registered corporate shells. The local picture is therefore narrow but tangible: a handful of mid-market manufacturers sit alongside smaller technical teams serving regulated, specification-led niches around control systems, instrumentation, components and finished electrical equipment.
Product access, not a single sector licence, is the main regulatory frame. GOV.UK guidance places many electrical and electronic products under RoHS obligations, with OPSS enforcing requirements around technical documentation, Declarations of Conformity, required labelling and conformity marking. Depending on the product, electrical equipment safety, electromagnetic compatibility and radio equipment rules may also apply. Waste obligations add another layer: organisations putting electrical and electronic equipment on the UK market must register as producers, with smaller producers treated differently from those required to join a producer compliance scheme.
Change appears more likely to come from specialist consolidation and adjacent product expansion than from a wave of new entrants. Buyers in regulated technical markets tend to value traceability, conformity evidence and continuity of supply, which favours manufacturers with established quality processes and engineering depth. Smaller workshops may find documentation and producer-responsibility compliance harder to absorb, while mid-market firms can spread those obligations across repeat programmes. The Cambridge base therefore looks more like a steady, specification-led manufacturing cluster than a high-churn start-up market.
25
Active firms
2026
4
Above £5M turnover
Cambridge cohort
1
Incorporated since 2022
Cambridge cohort
Key facts
About 16% of the trading cohort reports turnover above £5M (4 of 25 firms) — the rest sits below that revenue band.
4% of the cohort was incorporated since 2022 (1 firms), so a sizeable share is in its first few filing cycles.
UK electronics value added rose from £4.1 billion in 2000 to £16.1 billion in 2024, a 5.8% CAGR against 1.6% for UK manufacturing overall.
Electronics and electrical equipment account for 10% of UK manufacturing value added and 13% of UK manufacturing exports.
Electronics carries a £29 billion UK trade deficit, with a further £16 billion deficit in electrical equipment.
OPSS enforces the 2012 hazardous-substances rules for many electrical and electronic products in GB and NI, including requirements for technical documentation, a Declaration of Conformity, labelling and conformity marking.
Organisations placing electrical and electronic equipment on the UK market must register annually as producers; less than 5 tonnes can register as small producers, while more than 5 tonnes must join a producer compliance scheme.
Top Cambridge electronics manufacturing companies
THERMOTEKNIX SYSTEMS LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsDesigns and manufactures infrared cameras, thermal imaging modules, and night vision systems. Supplies handheld imagers, fused night‑vision devices, kiln monitoring cameras, and OEM thermal imaging…
Serves defence and security organisations, military forces, industrial operators in high-temperature process sectors, aerospace and R&D users, and OEMs integrating thermal imaging into their own…
Financial Health
StrongStrong · Hiring · 4% CAGR over 5y
Location
TQ SCIENTIFIC LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns and manufactures scientific imaging cameras and detector systems, including X-ray, SWIR/InGaAs, sCMOS and intensified cameras, neutron detectors, and Laue crystal orientation systems used in…
Serves research institutes, OEMs, and industrial and surveillance organisations across bioimaging, life science, X-ray, neutron and synchrotron applications.
Financial Health
WeakWeak
Location
Photonic Science
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsDesigns and manufactures high‑performance digital imaging cameras and detector systems, including X‑ray, SWIR/InGaAs, sCMOS and intensified cameras, neutron detectors, and Laue crystal orientation…
Serves industrial, surveillance and scientific customers, including OEMs, research institutes, synchrotron facilities, and life-science, bioimaging, X-ray analytical and neutron imaging teams.
Financial Health
StrongStrong · Growing, Hiring · 7% CAGR over 4y
Location
SHERWOOD SCIENTIFIC LIMITED
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsDevelops and manufactures laboratory instruments and analytical equipment, including flame photometers, chloride analysers, colorimeters, magnetic susceptibility balances, fluid bed dryers and…
Serves laboratories, research institutions, educational organisations and industrial customers across multiple sectors worldwide, supported through an international distributor network.
Financial Health
StableStable · -6% CAGR over 3y
Location
FULL MATRIX LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDevelops and manufactures ultrasonic sensing systems and EMAT transducers for remote inspection and condition monitoring of infrastructure. Provides simulation and modelling, laser vibrometry…
Serves B2B customers in fusion, rail and critical infrastructure sectors, including engineering, R&D and asset integrity teams needing remote inspection and condition monitoring in extreme or…
Financial Health
StrongStrong
Location
Huxley Bertram
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsDesigns and builds bespoke special purpose machinery and automated equipment for industrial applications. Manufactures systems including tablet compaction simulators, earing measurement machines, and…
Serves businesses and research organisations worldwide, from early-stage firms and universities to blue-chip corporations, especially in pharmaceuticals, medical devices, nuclear, oil and gas,…
Financial Health
WeakWeak · -10% CAGR over 1y
Location
Huxley Bertram
Trajectory
2y · 2024–NowDesigns and builds special purpose machinery and bespoke automated equipment for industrial and research applications. Manufactures tablet compaction simulators and earing measurement systems, and…
Serves B2B industrial and research customers, from early-stage businesses and universities to blue-chip international corporations, across pharmaceuticals, nuclear, oil and gas, packaging,…
Financial Health
Insufficient historyInsufficient history
Location
GRAPHIC ART (CAMBRIDGE) LIMITED
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsDesigns and manufactures membrane keypads, graphic overlays, custom labels and stickers, printed control panels, and flexible circuits. Provides silk screen and digital printing, artwork and design,…
Serves B2B customers, mainly OEMs and manufacturers of industrial and commercial products, needing bespoke printed components from prototype through to production across a range of market sectors.
Financial Health
WeakWeak · -9% CAGR over 3y
Location
KUBOS SEMICONDUCTORS LTD
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsDevelops semiconductor materials and growth processes for light‑emitting devices. Its cubic gallium nitride (GaN) technology enables production of efficient green, amber and red LEDs and microLEDs…
Serves B2B customers in LED and microLED manufacturing, including display makers for AR/VR and TVs, general lighting producers, and visible light communications developers in fibre optics and LiFi.
Financial Health
StrongStrong · Hiring · 17% CAGR over 3y
Location
Operates a portfolio of engineering and technology businesses that design and manufacture specialist laboratory equipment, industrial and scientific sensors, and related instrumentation. Acquires and…
Serves B2B customers in scientific, laboratory and industrial sectors through portfolio companies, addressing buyers in global markets for specialist technical equipment and products.
Location
Cambridge Logic Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides software, firmware and hardware engineering services, including custom software development, embedded systems programming, hardware design, and full electronic product development and…
Serves businesses needing outsourced software, firmware and hardware engineering, particularly in gaming, transportation, healthcare, security, entertainment, building and lighting. Targets UK and…
Financial Health
StableStable · 0% CAGR over 4y
Location
ZETTLEX (UK) LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns and manufactures inductive position sensors and encoders for motion control systems. Products include rotary and linear position sensors used in robotics, aerospace, medical devices,…
Sells B2B to OEMs and engineering teams in medical devices, aerospace, industrial automation, robotics, marine, oil and gas, satcom, automotive and specialist vehicles that need position sensing for…
Financial Health
StrongStrong · Profitable, Growing · 4% CAGR over 2y
Location
DURHAM MAGNETO OPTICS LTD
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsDevelops and supplies scientific instrumentation for nanotechnology research, including magneto‑optical Kerr effect magnetometers and direct‑write laser lithography systems used to study magnetic…
Sells to university, government and industrial R&D laboratories working in nanotechnology, materials science, semiconductors, spintronics, MEMS/NEMS, sensors and microfluidics worldwide.
Financial Health
StrongStrong · Hiring · 11% CAGR over 4y
Location
ADVANCED MICRO PERIPHERALS LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns and manufactures embedded video processing hardware including frame grabbers, H.264/H.265 codecs, video capture and streaming modules, format converters, and single-board computers for…
Serves B2B industrial and defence customers worldwide, including OEMs, system integrators and engineering teams in transportation, traffic, security and safety markets.
Financial Health
HealthyHealthy · -68% CAGR over 4y
Location
Bulgin
Manufactures environmentally sealed electrical connectors and electronic components, including circular power, signal and data connectors, fibre and RF connectors, switches, battery holders, IEC…
Serves OEMs, design engineers and distributors in industrial, oil and gas, marine, transport infrastructure, automotive, medical, renewable energy, data/telecoms and agriculture sectors.
Location
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDevelops, manufactures and supplies instruments and systems for monitoring industrial emissions, particulate matter and flue gases. Provides air quality and process monitoring equipment,…
Serves industrial operators, public entities and research institutions, including agriculture, asphalt, battery, chemical, food and beverage, metals, minerals, pharma, power generation and…
Financial Health
StableStable · -87% CAGR over 2y
Location
Cheyney Design & Development Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns and manufactures components and systems for industrial X‑ray inspection, including detectors, generators, image acquisition hardware and bespoke inspection machines. Provides X‑ray equipment…
Serves B2B manufacturers and inspection-system partners needing end-of-line X-ray inspection, especially in food and drink, pharmaceuticals and cosmetics, with applications also in automotive,…
Financial Health
StableStable · -2% CAGR over 4y
Location
PRISM MEDIA PRODUCTS LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns and manufactures professional audio equipment including analogue-to-digital and digital-to-analogue converters, audio interfaces, digital audio analyzers, and recording systems. Supplies…
Serves B2B customers in professional audio, including recording studios, broadcasters, audio production teams, location recordists, and manufacturers or labs needing audio test and measurement…
Financial Health
StableStable · 0% CAGR over 2y
Location
Sapphire Inspection Systems Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns and manufactures X-ray inspection systems for product quality control and contamination detection in food, pharmaceutical, and cosmetics production. Provides standard and bespoke systems,…
Serves manufacturers and processing businesses in food and drink, pharmaceuticals, cosmetics and nutraceuticals, including brands with production lines needing inspection systems, rentals, service…
Financial Health
StableStable · -16% CAGR over 4y
Location
CAMBRIDGE ELECTRONIC DESIGN LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDevelops scientific data acquisition and analysis software and hardware for neuroscience and physiological research. Products include Spike2 and Signal software, Power1401 and Micro1401 data…
Serves academic, clinical and industrial life-science research labs, particularly neurophysiology, electrophysiology, cardiovascular, sleep and vision researchers using specialist experimental…
Financial Health
DistressedDistressed · -70% CAGR over 4y
Location
Robydome Properties Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns and manufactures electronic crop storage monitoring and control systems, including ventilation controllers, temperature probes, handheld readers, wireless sensors, and computer-based store…
Serves B2B customers in agriculture, particularly crop growers, potato and grain storage operators, and businesses managing on-floor stores or silos.
Financial Health
StableStable · -16% CAGR over 4y
Location
FLUSSO LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns and manufactures MEMS‑based flow sensors for measuring gas and air velocity and mass flow. Supplies sensor components and evaluation kits used in applications such as consumer appliances,…
Serves B2B OEMs and engineering teams in consumer appliances, hyperscale data centres, industrial HVAC and hydrogen energy markets.
Financial Health
StrongStrong · Hiring · 29% CAGR over 2y
Location
Emberion
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDevelops infrared and short‑wave infrared (SWIR) cameras and sensors based on quantum dot technology. Products are used in machine vision, spectroscopy, hyperspectral imaging, thermography, night…
Serves B2B customers needing infrared imaging, including machine vision integrators, defence and security teams, spectroscopy and hyperspectral imaging users, thermal imaging applications, and fire…
Financial Health
HealthyHealthy · Hiring · 4% CAGR over 4y
Location
Forefront RF
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsDevelops tunable RF duplexer technology and reconfigurable radio frequency front‑end components for mobile and IoT devices. Products replace multiple fixed filters and switches with adaptive chips…
Sells to B2B wireless device OEMs and vendors designing mobile and IoT products, including smartphones, wearables and industrial IoT systems, with relevance to network operators managing expanding…
Financial Health
StrongStrong · Hiring · 27% CAGR over 4y
Location
DMC Solutions Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns and manufactures custom electronic control systems and interfaces for OEM applications. Provides product design, prototyping, development, production engineering, and small‑batch…
Serves businesses and OEMs needing custom electronic products, interfaces and controllers, including companies requiring prototypes, production engineering or one-off electronic control solutions…
Financial Health
HealthyHealthy · 0% CAGR over 4y
Location
Cambridge Touch Technologies
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsDevelops and supplies force‑sensitive touch interface technology and display modules using piezoelectric sensing. Products include UltraTouch multi‑touch HMI solutions designed for integration into…
Sells to B2B OEMs, display integrators and channel partners serving industrial, manufacturing, medical, automotive, agriculture, oil and gas, defence and consumer electronics applications, including…
Financial Health
WeakWeak · -5% CAGR over 3y
Location
geo
Develops smart meter‑connected devices and home energy management systems, including in‑home displays and consumer access devices. Provides platforms and tools that visualise household energy…
Sells to energy retailers, suppliers and utility-sector partners serving household energy customers, including organisations involved in smart-meter, grid flexibility and home energy management…
Location
FIRST LIGHT LAMPS LIMITED
Trajectory
4y · 2023–NowFinancial sub-scores
Computed from 4 filingsManufactures xenon and krypton flash lamps for IPL and laser systems. Produces lamps and components used in medical and aesthetic devices, industrial laser equipment, decontamination systems, and…
Serves OEMs, distributors and equipment users worldwide in medical and aesthetic laser/IPL, decontamination, industrial laser manufacturing, and solar simulation/weathering sectors.
Financial Health
HealthyHealthy · -1% CAGR over 3y
Location
SCORPION OCEANICS LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns and supplies underwater cables, connectors and cable harness assemblies for subsea applications. Also provides polyurethane moulding materials, mechanical terminations, cable grips, ropes,…
Serves B2B buyers in marine, subsea, oceanographic and offshore engineering markets that need underwater cable, connector and related component supply.
Financial Health
StrongStrong · Hiring · 24% CAGR over 2y
Location
CAMBRIDGE ELECTRONIC INDUSTRIES LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns and manufactures electronic connectivity components including coaxial and circular connectors, RF adaptors, cable assemblies, fibre and datacom cables, and related accessories. Provides…
Sells B2B to OEMs, engineers and procurement teams needing electronic connectivity products and custom solutions in broadcasting, machine vision, robotics, defence, automotive, thermal, medical, rail…
Financial Health
HealthyHealthy · 1% CAGR over 4y
Location
Amethyst Designs Limited
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsDesigns and manufactures electrical transformers and wound components, including toroidal, laminated and ferrite transformers, aluminium inductors and coils. Provides custom transformer design and…
Serves B2B customers, particularly OEMs and engineering or procurement teams, needing transformers and wound components made to exact specifications, from one-off bespoke requirements to small…
Financial Health
WeakWeak · Hiring · 7% CAGR over 3y
Location
ANB SENSORS LTD
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns and develops solid‑state and glass‑electrode‑based pH sensors with in‑situ self‑calibration technology. Products enable long‑term, low‑maintenance pH monitoring for applications including…
Sells to B2B organisations in water management, environmental and ocean monitoring, pharmaceuticals, food and beverage, and IoT sensing platforms that require pH measurement sensors.
Financial Health
DistressedDistressed · -4% CAGR over 2y
Location
CAMJET LIMITED
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
WeakWeak
Location
K.D.P. ELECTRONIC SYSTEMS LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable · -68% CAGR over 4y
Location
Astranet Systems (Cambridge) Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed
Location
GARDASOFT VISION LIMITED
Trajectory
2y · 2025–NowFinancial sub-scores
Computed from 2 filingsFinancial Health
HealthyHealthy · -4% CAGR over 1y
Location
Fairmount Weather Systems Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable · -10% CAGR over 4y
Location
Kingfisher Manufacturing Ltd
Trajectory
4y · 2021–NowFinancial sub-scores
Computed from 4 filingsFinancial Health
StrongStrong · Growing · 0% CAGR over 3y
Location
GSG Technology Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides engineering and technology consulting for product development, particularly in medical devices, molecular diagnostics, and scientific instruments. Services include concept design, analytical…
Serves B2B companies of all sizes in diagnostics, medical and surgical devices, scientific instrumentation, industrial control and custom manufacturing, typically founders and CTOs developing…
Financial Health
DistressedDistressed · 0% CAGR over 2y
Location
RAKON UK LIMITED
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsOperates a research and development centre that designs application‑specific integrated circuits (ASICs) and related electronics for frequency control and timing products, providing R&D services to…
Serves its parent company exclusively, targeting internal group product and engineering teams rather than external business, consumer or public-sector customers.
Financial Health
StableStable · Profitable · 0% CAGR over 1y
Location
Eduards Daleckis Paint Ltd
Trajectory
2y · 2024–NowFinancial Health
Insufficient historyInsufficient history
Location
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How Cambridge electronics manufacturing companies work and how to sell to them
What they do
Most Cambridge electronics manufacturers earn revenue from a blend of engineering work and repeat production rather than a single catalogue sale. A typical engagement starts with drawings, requirements or an existing prototype, then moves into design-for-manufacture input, sourcing, assembly, test, inspection and documentation. Pricing tends to combine non-recurring engineering fees, tooling or fixture charges, bill-of-materials pass-through, labour, margin on assembled units and sometimes support or calibration services. Repeat revenue usually comes through purchase orders, call-off schedules or framework agreements once a design is approved. Gross margin depends on yield, component availability, test complexity and how much engineering judgement sits around the build.
Who they sell to
Customers are usually equipment manufacturers, research-intensive industrial businesses, medical and laboratory device suppliers, energy, defence-adjacent or public-sector technical teams, and engineering consultancies that need a manufacturable electronics element. Buying groups are mixed: engineering defines the specification, operations checks production fit, quality reviews traceability and conformity evidence, and procurement negotiates price, lead time and terms. Smaller jobs may enter through direct referral or an engineer-to-engineer conversation; larger programmes tend to involve supplier qualification, site visits, quality questionnaires and sometimes an RFP. Sales cycles are often gated by prototype approval, environmental testing, customer audits and budget timing rather than by a simple software-style demo.
What they buy
Most electronics manufacturers tend to spend on systems that reduce friction between engineering, purchasing, production and quality. Common software categories include quoting and CRM, ERP or MRP, production scheduling, inventory control, bill-of-materials management, document control, quality management, supplier management and finance. Engineering-led firms may also buy electronic design tools, test-data management, calibration tracking and product lifecycle management. Outside software, relevant pitches include component sourcing, specialist recruitment, temporary production labour, quality and conformity consultancy, cyber security, insurance, logistics, packaging, facilities services, equipment maintenance and energy procurement. Hardware suppliers need to show fit with existing workflows, not just generic operational efficiency.
Why and how to sell to them
Commercial intent often appears around new-product introduction, a customer audit, a programme moving from prototype to repeat production, a component obsolescence issue, or a need to evidence conformity for a new market. Leadership change, finance hires, production headcount growth, quality vacancies and new operations roles can also signal that the firm is formalising processes beyond founder-led engineering. Outbound tends to work when it is specific to the manufacturing workflow: reducing rework, shortening quote-to-build time, improving traceability, protecting margin on parts, keeping documentation audit-ready or making supplier risk visible. Claims about scale alone tend to land poorly with teams whose constraint is often technical assurance.
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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