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The UK Electronics Manufacturing Services Directory

Search 370+ UK electronics manufacturers by capability, certification and location — from PCB assembly to box build and cable assembly.

Cynergistic Technologies Ltd

Cynergistic Technologies Ltd, trading as Cyntech Components, is a Milton Keynes electronics manufacturer offering turnkey PCB assembly, custom wire harness and discrete cable assembly, and enclosure and box build using in-house CNC and laser-cutting equipment. Box build work extends to electro-mechanical assembly, final product and system test and packaging for shipment, alongside PCB layout and prototyping design services. The company supports turnkey and kitted procurement with production planning, kitting and stock control, and serves commercial, industrial, aerospace and defence customers at volumes from one-off prototypes to high-volume runs.

Ashgill Electronics Ltd

Ashgill Electronics is a contract electronics manufacturer that has traded from Larkhall, South Lanarkshire since 1979. The company offers surface-mount and through-hole PCB assembly with wave soldering through to full box build and electro-mechanical assembly, supported by flying-probe, in-circuit, functional and visual inspection testing. Component sourcing can be customer-supplied, Ashgill-procured or a hybrid mix, alongside material management and logistics and distribution services. It handles order volumes from prototype and low volume through to high-volume production for both established and growth-stage customers.

K Lacey Cables

K Lacey Cables has manufactured wire and cable assemblies in Rustington, West Sussex, since 1971. The company builds discrete cable assemblies and wire harnesses to print, with crimping, cable cutting, and continuity, electrical and visual testing in-house, plus box build covering enclosure mounting, electro-mechanical assembly, system integration and packaging, from prototypes through low and medium-volume production runs, supported by a large stockholding of wire and cable for immediate delivery. Production staff are trained to IPC/WHMA-A-620 and the business is certified to ISO 9001 and AS9100, supplying aerospace and defence, automotive, industrial, lighting, energy and telecoms customers.

Brynleigh Technology Ltd

Brynleigh Technology is a family-run contract electronics manufacturer in Maldon, Essex, established in 1992 and certified to ISO 9001 and IPC-A-610 Class 3. Its SMT line places components from 0201 up to fine-pitch QFP, BGA and micro-BGA packages on rigid, double-sided boards, with mixed through-hole assembly using reflow, selective and lead-free or tin-lead soldering, and every board passes 100% AOI before and after reflow, supplemented by visual, boundary scan and customer-specified functional testing. Turnkey component supply is offered across prototype, low and medium-volume production for military and defence customers.

Kao Manufacturing Technology Ltd

Kao Manufacturing Technology is a small contract electronics manufacturer in Harlow, Essex, established in 2019, combining PCB design and manufacture with cable assembly production and testing. The team draws on decades of combined industry experience across multiple sectors, covering low and medium-volume production with surface-mount and through-hole assembly using reflow and wave soldering, discrete cable assembly, PCB fabrication and PCB testing.

Coretek Electronics Ltd

Coretek Electronics is a contract electronics manufacturer at Lane End, High Wycombe, Buckinghamshire, newly established by a team with more than 20 years of industry experience. It offers turnkey manufacturing with full component supply from product development and prototypes through surface-mount and through-hole PCB assembly to IPC-A-610, wire harness and cable assembly tested to IPC/WHMA-A-620 with contact-to-contact continuity testing, and electro-mechanical assembly, each backed by functional testing. The company is ISO 9001:2015 certified and RoHS compliant, serving consumer electronics, automotive, medical, telecom and lighting customers.

BRS-Systems Ltd

BRS-Systems is a small electronics subcontractor in Poole, Dorset, established in 2022, working to IPC J-STD-001, IPC-A-610 and IPC/WHMA-A-620 standards and ISO 9001 certified. The company produces custom surface-mount and through-hole PCB assemblies, bespoke cable assemblies and wiring harnesses, and mechanical and electro-mechanical box builds, alongside 3D printing and rapid PCB prototyping. It serves industrial and lighting customers at prototype, low and medium volumes, with fast-turn options.

Marchwood Technologies Ltd

Marchwood Technologies is an ISO 9001:2015 certified manufacturing group based in Verwood, Dorset, combining in-house PCB layout design and electronics fabrication with plastic injection moulding, CNC machining, vacuum and pressure die casting and metal 3D printing. The company cites particular expertise in rail and road industry standards and supports low-to-medium volume production for medical, aerospace and defence, automotive and railway customers. Associated businesses within the group cover safety-monitoring systems and component sourcing.

Cephos Electronic Circuits Ltd

Cephos Electronic Circuits has offered PCB design, prototyping and manufacture under one roof in Swanley, Kent, since 1980. The company fabricates single, double-sided and multilayer boards in rigid and metal-based constructions, runs surface-mount assembly with lead-free reflow and selective soldering, and verifies work by AOI, X-ray inspection and functional testing, handling everything from fast-turn prototypes to high-volume production. Turnkey component sourcing, obsolescence management, electro-mechanical box build and packaging for shipment are also provided.

Martin-Woolman Ltd

Martin-Woolman is an electronic subcontract manufacturer in Welwyn Garden City, Hertfordshire, trading since 1971. It provides mixed surface-mount and through-hole PCB assembly, including fine-pitch and BGA work up to 256 pins, for prototype, low and medium-volume production, backed by functional testing and IPC-A-610 trained inspection staff. Turnkey component procurement, electro-mechanical assembly and box build complete the offer. The company is ISO 9001:2015 certified and serves customers in defence, transportation, printing technology and scientific instrumentation.

Nano Electronic Services Ltd

Nano Electronic Services is a small electronics design and manufacturing agency in Darlington, County Durham, established in 2020. The company covers hardware and software design and PCB layout, surface-mount and through-hole PCB assembly with reflow soldering, conformal coating, and box build including electro-mechanical assembly and gluing, bonding and potting, from rapid prototypes through to high-volume manufacturing support with turnkey component supply. It also offers EMC pre-compliance, environmental and vibration testing, flying probe and X-ray inspection, and fault-finding services.

EFS Manufacturing Ltd

EFS Manufacturing provides PCB assembly services from Stow cum Quy, near Cambridge, working with product developers, OEMs and electronics designers for more than 20 years. The company offers both machine-built and hand-soldered surface-mount and through-hole assembly on a turnkey basis across prototype, pre-production and low-to-medium volume runs, together with BGA replacement, rework, repair and board-modification services. It is ISO 9001 certified and supports aerospace and defence and automotive vehicle-tracking customers.

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