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Advanced Manufacturing Companies in Swansea: 319 Active Firms (2026)
Advanced manufacturing companies use high-value production technologies for materials, machinery and engineered products in and around Swansea.
Buying decisions tend to sit with operations directors, engineering teams, procurement and quality managers, rather than a single digital-transformation budget. Customer demand is mainly B2B: industrial OEMs, tiered supply chains and regulated product manufacturers looking for qualified components, specialist equipment or production capacity. Engagements are typically engineering-led, with supplier qualification, drawings, test evidence, UKCA or CE documentation and repeat production runs mattering as much as unit price. Sales cycles therefore tend to look closer to capital equipment or contract-manufacturing procurement than to transactional catalogue purchasing.
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Swansea has 319 actively trading advanced manufacturing firms, giving the area a compact manufacturing base tied into South Wales supply chains rather than a standalone national cluster. Reported employment across the cohort is 3,396 people; that footprint is large enough to matter for local skills, apprenticeships and specialist subcontracting, while still leaving many firms exposed to customer concentration and production-batch volatility. The revenue profile also shows a narrower scale-up layer: 41 firms have turnover above £5M, and 44 have been incorporated since 2022.
No single sector licence covers Swansea’s advanced-manufacturing activity; requirements attach to the product, process and customer market. Machinery, electrical equipment, equipment for potentially explosive atmospheres, lifts, measuring instruments and medical devices can bring UKCA or CE marking duties, technical files, conformity assessment and traceability. The UK policy frame treats advanced materials, aerospace, agri-tech, automotive, batteries and space as frontier manufacturing areas, while public-sector adoption and industrial R&D programmes function more as support networks than permissions to trade. Procurement teams therefore tend to test evidence of quality systems and compliance workflows before awarding volume supply.
The cohort’s commercial development appears likely to favour firms that can combine process automation with proof-heavy compliance, because larger customers tend to push technical risk back down the supply chain. Early-commercial manufacturers may find pilot work easier to win than repeat volume orders, particularly where tooling, certification and working capital must be funded before production settles. Consolidation may come through customer procurement discipline as much as acquisitions: approved supplier lists, audit trails and warranty exposure tend to reward firms with dependable production systems.
319
Active firms
2026
41
Above £5M turnover
Companies over the threshold
44
Recent incorporations
Since 2022
Key facts
About 12% of the trading cohort reports turnover above £5M (41 of 319 firms) — the rest sits below that revenue band.
13% of the cohort was incorporated since 2022 (44 firms), so a sizeable share is in its first few filing cycles.
Advanced manufacturing spans six frontier industries: advanced materials, aerospace, agri-tech, automotive, batteries and space.
GOV.UK guidance sets out UKCA and CE marking requirements for machinery, electrical equipment, electromagnetic compatibility, equipment for potentially explosive atmospheres, lifts, measuring instruments and medical devices.
UK advanced manufacturing accounts for over 760,000 jobs, £82 billion in annual GVA and £12.9 billion of business R&D in 2023, equal to 25.7% of the UK total.
The UK strategy aims to nearly double business investment in advanced manufacturing to £39 billion by 2035, backed by £4.3 billion in public funding.
ONS reports UK manufacturers’ product sales of £452.2 billion in 2024, down £14.5 billion, or negative 3.1%, from £466.7 billion in 2023.
Top Swansea Advanced Manufacturing companies
Nishimura Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns and manufactures precision dies and press‑formed metal components for automotive applications. Provides development support, prototyping, die design and fabrication, test stamping, and mass…
Serves automotive OEMs and component manufacturers developing parts for EVs, fuel-cell, hybrid and conventional petrol vehicles, from R&D/prototyping teams to mass-production engineering buyers.
Financial Health
WeakWeak · -38% CAGR over 2y
Location
Tag Controls & Automation Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsDesigns and manufactures bespoke automated machinery and production systems, including assembly machines, robotic cells, vision inspection and product testing equipment. Provides turnkey engineering…
Serves manufacturing and production businesses globally, especially in medical/pharmaceutical, automotive, food and beverage, white goods, logistics, aerospace and defence sectors.
Financial Health
StrongStrong · Growing, Hiring · 29% CAGR over 4y
Location
LAB Engineering (South Wales) Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides precision and heavy engineering services including large-scale CNC milling and turning, machining of titanium and other components, fabrication and assembly, roll reprofiling, and…
Serves B2B industrial manufacturers and engineering firms, including aerospace, steel, automotive, pharmaceutical and heavy industry companies needing subcontract support for large components and…
Financial Health
StableStable · -2% CAGR over 4y
Location
SDS Precision Engineering Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides subcontract precision machining services including CNC milling, CNC turning and wire erosion. Manufactures components and prototypes to customer specifications and produces wax injection…
Serves B2B engineering and manufacturing customers in oil and gas, petrochemical, hydraulics, food, automotive, glass, Formula One and pharmaceutical sectors, including buyers needing safety-critical…
Financial Health
HealthyHealthy · Hiring · 4% CAGR over 5y
Location
WAM GROUP HOLDINGS LTD
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsManufactures equipment for bulk solids handling and processing, including screw conveyors, industrial mixers, dust filtration systems, and flow control devices. Also supplies technologies for…
Serves B2B and public-sector buyers in bulk solids processing, municipal and industrial wastewater, renewable energy/biogas and animal husbandry, including plant operators, engineering firms and…
Financial Health
HealthyHealthy · Hiring · 166% CAGR over 3y
Location
Gavin Materials Handling Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns and manufactures materials handling systems including conveyors, sortation equipment, transfers and powered curves. Provides requirements analysis, system planning, mechanical and controls…
Sells to businesses needing bespoke materials handling systems, including operators in electronics, warehousing and distribution, parcel handling, automotive, tyre manufacturing, and food…
Financial Health
DistressedDistressed · -14% CAGR over 4y
Location
DTR MEDICAL LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsManufactures sterile single‑use surgical instruments and medical devices for clinical procedures, including ENT and maxillofacial, orthopaedic, ophthalmic, gynaecological, dermatological and general…
Serves hospitals, surgical departments, healthcare procurement teams and medical distributors across specialties including dermatology, ENT/maxillofacial, general surgery, gynaecology, ophthalmology…
Financial Health
StrongStrong · Growing, Hiring · 2% CAGR over 5y
Location
C. & P. GROUP HOLDINGS LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides electrical, control and instrumentation (EC&I) engineering services, manufactures certified control and low‑voltage distribution panels, and delivers industrial electrical and CompEx…
Serves B2B industrial operators and engineering teams in oil and gas, petrochemical, chemical, nuclear, steel manufacturing, pharmaceutical, water and renewable energy sectors.
Financial Health
StrongStrong · Hiring · 5% CAGR over 4y
Location
MARINE POWER SYSTEMS LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns and develops floating platform technology for deep-water offshore wind farms. Manufactures modular structures that support offshore wind turbines and enable deployment of large-scale wind…
Serves offshore wind developers, renewable energy companies and infrastructure project partners pursuing industrial-scale deep-water wind projects.
Financial Health
StableStable · -62% CAGR over 4y
Location
Swansea Industrial Components Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsManufactures wiring looms, cable and wiring harnesses, control panels, control boxes and box build assemblies. Provides cable assembly, panel wiring and battery cable production for equipment used in…
Serves B2B OEMs and manufacturers across sectors including aerospace, automotive, medical, switchgear, vending, gaming, heating and ventilation, from prototype needs to low-, medium- and high-volume…
Financial Health
WeakWeak · -4% CAGR over 4y
Location
OSTEO PLUS LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns and manufactures patient‑specific orthopaedic implants, anatomical models and surgical guides using CT or MRI data and 3D printing in materials such as titanium, cobalt chrome and PEEK. Also…
Sells to orthopaedic, CMF and veterinary surgeons, surgical teams, hospitals and medical device buyers needing patient-specific surgical planning and implant-related supplies.
Financial Health
StableStable · Hiring · 5% CAGR over 4y
Location
Zeta Alarms Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns and manufactures fire alarm and detection systems, including addressable control panels, detectors and call points. Also produces gas detection equipment, carbon monoxide monitors, voice…
Serves B2B fire and life-safety distributors, electrical contractors, installers and system integrators, as well as facilities managers and project teams in commercial, industrial and domestic…
Financial Health
StableStable · Profitable · -1% CAGR over 4y
Location
Afon Toolmakers & Engineers Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides heavy steel fabrication, welding, CNC machining, plate rolling and forming, plasma and waterjet profiling, and structural steel manufacturing. Produces engineered metal components and…
Serves B2B clients in oil and gas, LNG, nuclear power, defence, renewables, hydrogen, steelmaking, marine and infrastructure sectors, including organisations with demanding engineered metalwork and…
Financial Health
HealthyHealthy · -1% CAGR over 5y
Location
Tocs Fabrications Limited
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides manufacturing engineering services including CNC machining, milling and turning, sheet metal fabrication, power presswork, welding, tube forming and toolmaking. Produces prototypes,…
Serves local and national businesses and public-sector bodies needing engineered components and assemblies, including automotive, defence, manufacturing, engineering, transport and academic clients.
Financial Health
HealthyHealthy · -7% CAGR over 3y
Location
ENVICO ENGINEERING LIMITED
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsDesigns, manufactures and installs glass reinforced polymer (GRP) housings, cabinets and enclosures for electrical, EV charging, gas, water and telecommunications infrastructure, including…
Serves B2B utility and infrastructure customers, including electricity DNOs/IDNOs, EV charging providers, gas, water and telecommunications operators needing industrial enclosures and cabinets.
Financial Health
StrongStrong · Profitable, Growing, Hiring · 7% CAGR over 2y
Location
SWAN ALLOY UK LTD.
Trajectory
4y · 2023–NowFinancial sub-scores
Computed from 4 filingsRecycles aluminium scrap and dross, converting post‑consumer and industrial aluminium waste into remelt secondary ingots, molten metal, and wrought or cast alloys. Supplies aluminium products and…
Serves B2B customers in the aluminium industry, including manufacturers and metal traders needing wrought or cast alloys, RSI or molten metal, and organisations with aluminium scrap or dross.
Financial Health
StableStable · Profitable · 0% CAGR over 3y
Location
LIQUITHERM TECHNOLOGIES GROUP LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDevelops, formulates and blends heat transfer fluids including glycol solutions, antifreeze, corrosion inhibitors and water treatment chemicals for cooling and heating systems. Also provides fluid…
Serves B2B customers with process and hydronic cooling/heating systems, including firms in food & beverage, renewables, manufacturing, automotive, power & utilities, agriculture, healthcare, data…
Financial Health
HealthyHealthy · Hiring · 10% CAGR over 4y
Location
S & M Industrial Services Limited
Trajectory
3y · 2023–NowProvides repair and maintenance of AC/DC electric motors, generators, gearboxes, fans and pumps, including ATEX flameproof motors. Supplies new and reconditioned motors and gear units, and offers…
Serves B2B industrial customers, including manufacturers, plant operators and maintenance teams with machinery, electric motors, gearboxes, fans and pumps, including ATEX-related environments.
Financial Health
Insufficient historyInsufficient history
Location
Spatz Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsManufactures vacuum‑formed plastic components and assemblies and extrudes polyolefin sheets. Provides CNC machining, CAD/CAM design, fabrication and in‑house tooling to produce prototypes and…
Serves UK businesses and industrial manufacturers needing prototype and production plastic components, assemblies, sheet extrusion, CNC machining, fabrication and tooling support.
Financial Health
WeakWeak · Hiring · 14% CAGR over 4y
Location
JKC SOLUTIONS LTD
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsManufactures industrial lifting bags and load‑rated lifting equipment for handling heavy loads. Produces CE/UKCA‑certified bags, scaffolding bags, lifting sheets and accessory pouches, with bespoke…
Sells to B2B customers in industrial, construction and scaffolding sectors that need load-rated lifting bags and bespoke carrying solutions for heavy equipment and materials.
Financial Health
WeakWeak · 0% CAGR over 2y
Location
Solis Design Ltd
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides engineering design consultancy services for aerospace, automotive, avionics and product sectors. Services include aircraft interior design, composite and surfacing design, wind tunnel model…
Serves B2B clients in aerospace, defence, automotive, motorsport/F1, avionics and product development, including teams needing specialist engineering design support for interiors, composites,…
Financial Health
StrongStrong
Location
ELECTECHS LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides industrial electrical engineering and automation services, including control panel manufacturing, PLC, HMI and SCADA programming, robotic pick-and-place systems, and production line…
Serves industrial and manufacturing businesses, including aerospace, automotive, healthcare, steel, energy and FMCG companies, targeting engineering, production and maintenance teams in large…
Financial Health
WeakWeak · -4% CAGR over 4y
Location
Tong Jin Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsManufactures spare parts and equipment for concrete batching plants and bulk powder handling systems, including screw conveyors, butterfly valves, silo venting filters, gearboxes, electric vibrators,…
Sells to B2B operators and manufacturers of concrete batching plants, cement silos, and building-material processing facilities, including maintenance and procurement teams handling dry powders and…
Financial Health
WeakWeak · -5% CAGR over 4y
Location
SEMINAR COMPONENTS HOLDINGS LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns and manufactures lift‑and‑recline seating mechanisms and motion systems for chairs used in healthcare and retail furniture. Produces multiple mechanism models and variations, and supplies…
Serves B2B customers in the healthcare and retail seating sectors, including lift-and-recline chair manufacturers, furniture suppliers and service teams needing mechanisms, accessories and spare…
Financial Health
HealthyHealthy · Hiring · 10% CAGR over 2y
Location
IRRESISTIBLE MATERIALS LTD
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDevelops photoresist materials for extreme ultraviolet (EUV) lithography used in semiconductor manufacturing. Uses a patented Multi‑Trigger Resist (MTR) chemical platform to improve pattern…
Sells B2B to semiconductor manufacturers and industry partners involved in advanced chip fabrication, particularly EUV lithography and high-volume manufacturing environments needing next-generation…
Financial Health
HealthyHealthy · Hiring · 5% CAGR over 2y
Location
BIO-ISOLATES LIMITED
Trajectory
5y · 2022–NowManufactures tamper‑evident packaging products including shrink sleeves, capsules and bands, and distributes caps and closures such as cork stoppers, aluminium ROPP caps and screwcaps. Supplies…
Serves B2B producers and packagers in food, drink, pharmaceuticals, health, beauty, industrial and medical gas, including artisan brands, contract packers, supermarket own-label suppliers and life…
Financial Health
Insufficient historyInsufficient history
Location
Viscose Closures
Manufactures tamper‑evident packaging products including shrink sleeves, bands and capsules, and distributes caps and closures such as cork stoppers, aluminium ROPP caps and screwcaps for food,…
Serves B2B product manufacturers, artisan producers, contract packers, leading brands and supermarket own-label suppliers in food, drink, pharmaceuticals, health and vitamins, cosmetics, gas and life…
Location
MEAD SERVICES LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsManufactures pneumatic valves and actuators, including PTO switches and 3/2, 5/2 and 5/3 control valves. Designs bespoke pneumatic systems and distributes pneumatic components such as solenoid…
Serves B2B industrial customers, including truck and mobile equipment manufacturers, medical and robotics firms, production tooling users, and engineers sourcing pneumatic components.
Financial Health
StrongStrong · Hiring · 6% CAGR over 4y
Location
Alternative Precision Sheet Metal Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides precision sheet metal fabrication services including laser cutting, CNC sawing, bending, welding, drilling, tapping and countersinking. Also offers PEM and Avdel insertion, CAD design…
Financial Health
StrongStrong · Growing, Hiring · 4% CAGR over 4y
Location
Pro-Tect Grp Enclosures Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsManufactures glass‑reinforced plastic (GRP) enclosures and structures, including cabinets, kiosks, gatehouses, bunded and security enclosures, roofs and canopies. Produces bespoke units with…
Serves B2B and public-sector buyers procuring bespoke GRP enclosures, including facilities, infrastructure and site-management teams needing cabinets, gatehouses, tollbooths, security or bunded units.
Financial Health
StrongStrong · Growing, Hiring · 15% CAGR over 4y
Location
LUMISHORE LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns and manufactures marine lighting systems including underwater LED boat lights, above‑water lighting, and control systems for leisure boats and superyachts. Also supplies underwater HD cameras…
Sells to leisure boat owners and superyacht owners/operators, with distribution through marine dealers and online retailers.
Financial Health
HealthyHealthy · Profitable · 4% CAGR over 2y
Location
Gavin Electrical Engineering Limited
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides electrical engineering services including industrial and commercial electrical installations, maintenance, inspection and testing. Manufactures PLC and motor control panels, installs fire…
Serves B2B commercial and industrial customers, especially UK manufacturing, petrochemical and hazardous-area operators, as well as property and facility managers needing electrical installation,…
Financial Health
HealthyHealthy · -1% CAGR over 3y
Location
BLUE SKY LASER TECHNOLOGIES LTD
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsManufactures and supplies replacement Smartridges for Regenlite/NLite laser machines used in dermatology and aesthetic treatments. Provides servicing, maintenance and repair of Regenlite/NLite lasers…
Serves businesses and professionals that own or operate Regenlite/NLite laser machines and Chromolite/Phaser IPL systems, particularly customers needing compatible parts and technical support.
Financial Health
StableStable · -4% CAGR over 5y
Location
SEMINAR COMPONENTS (U.K.) LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns and manufactures action seating mechanisms for lift-and-recline chairs, supplying motion systems, components, and accessories to furniture manufacturers. Also provides replacement parts and…
Serves B2B customers in the healthcare and retail seating sectors, including furniture manufacturers, chair suppliers and service teams supporting lift-and-recline seating end users.
Financial Health
HealthyHealthy · -1% CAGR over 2y
Location
South Wales Specials Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsManufactures and supplies bespoke pharmaceutical “specials” (unlicensed medicines) for pharmacies, hospitals, dispensing doctors and wholesalers, including oral liquids, suspensions, creams,…
Serves UK pharmacies, dispensing doctors, hospitals and pharmaceutical wholesalers needing bespoke medicinal products, including preparations for paediatric and older patients with swallowing…
Financial Health
DistressedDistressed · -11% CAGR over 5y
Location
FHORTHO LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns, manufactures and distributes orthopedic medical devices and implants, including joint prostheses and surgical solutions. Works with specialist distributors and clinicians to supply products…
Serves healthcare professionals, orthopaedic surgeons, hospitals and clinics, alongside specialised medical device distributors in more than 45 countries.
Financial Health
DistressedDistressed
Location
TECHLAN LIMITED
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsSupplies recycled silicone release papers and films, including Re‑Liner products. Uses a recycling process to recover waste silicone release liners and remanufacture them for use in labels, adhesive…
Serves B2B manufacturers and converters using silicone release liners, including labels, automotive, print and graphics, adhesive tapes, packaging, composites and other industrial applications.
Financial Health
StrongStrong · Growing, Hiring · 14% CAGR over 3y
Location
SPEEDY CABLES (LONDON) LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsManufactures mechanical control and drive cables for vehicles and provides repair, restoration and calibration of automotive instruments including speedometers, tachometers and gauges. Also produces…
Serves a mix of consumers and businesses: classic and vintage vehicle owners, restoration specialists, automotive workshops, and commercial or agricultural vehicle operators worldwide.
Financial Health
StableStable · -7% CAGR over 2y
Location
Pinpoint Manufacturing Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsManufactures industrial lifting bags for commercial and industrial use, including standard and bespoke designs such as extra‑long, round‑based, square‑based and tool bags. Products are made from…
Sells to industrial and commercial buyers needing certified lifting bags, including professional end users purchasing standard or bespoke products for material handling and lifting applications.
Financial Health
HealthyHealthy · 0% CAGR over 4y
Location
RE-WORKED LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsManufactures recycled surface panels and materials for commercial interior applications. Products include panels made from recycled plastics, textiles such as denim, and mineral waste, used for…
Sells B2B to commercial interior specifiers and buyers, including architects, designers, fit-out teams and contractors serving hospitality, retail, exhibition, workplace and washroom projects.
Financial Health
StrongStrong · Growing, Hiring · 10% CAGR over 4y
Location
CPR GLOBAL TECH LTD
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsDesigns and manufactures wearable safety devices and monitoring systems for vulnerable individuals and lone workers, including GPS trackers, emergency alert devices and call‑blocking phones that…
Sells to healthcare providers, care homes, police forces, support organisations and businesses with lone workers, as well as vulnerable individuals and their carers or relatives. Targets…
Financial Health
DistressedDistressed · -14% CAGR over 2y
Location
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsManufactures roll‑formed coated steel roofing and cladding sheets made to measure for building projects. Supplies insulated panels, flashings, fasteners, coatings and related accessories used in the…
Serves contractors, building designers and project customers needing cladding and roofing materials for new-build and refurbishment projects.
Financial Health
HealthyHealthy · Hiring · 9% CAGR over 4y
Location
TRICK STUFF LIMITED
Trajectory
4y · 2023–NowFinancial sub-scores
Computed from 4 filingsDesigns and manufactures bicycle braking systems and components, including hydraulic brake sets, brake pads, discs, adapters, bolts and related accessories. Provides technical information, manuals,…
Serves mountain bike and performance cycling enthusiasts, custom bike builders, and cycle dealers or service workshops seeking aftermarket braking components and support.
Financial Health
HealthyHealthy · Hiring · 10% CAGR over 3y
Location
Manufactures gas and water atomized metal alloy powders, including nickel-, cobalt- and iron-based alloys, for surface engineering, additive manufacturing, brazing, hot isostatic pressing and powder…
Serves B2B industrial manufacturers, engineering teams and R&D buyers using metal powders for surface engineering, high-temperature brazing, additive manufacturing, hot isostatic pressing and powder…
Location
CWM ENGINEERING LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides subcontract precision CNC machining for metal and plastic components. Offers 3-, 4-, and 5-axis CNC milling, CNC turning, inspection, laser marking, and project management, producing…
Serves B2B manufacturers, OEMs and project teams in regulated sectors including aerospace, defence, medical, oil and gas, space and subsea markets that require certified precision component supply.
Financial Health
StableStable · Hiring · 7% CAGR over 4y
Location
ALTRON MANUFACTURING AND ENGINEERING LTD
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns and manufactures CNC metal spinning, flanging and flow forming machines, along with automated welding and duct production equipment. Supplies customised metal forming machinery for producing…
Serves B2B industrial manufacturers, including fan and ventilation duct producers, metal forming and welding operations, OEMs, and organisations in hydrogen cylinder, pressure vessel and military…
Financial Health
WeakWeak · -1% CAGR over 2y
Location
WALL COLMONOY LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsManufactures nickel-, cobalt-, iron- and copper-based hardfacing and brazing alloys, powders and equipment. Provides thermal spraying, coating, vacuum brazing and heat treatment services, additive…
Serves industrial B2B customers, including manufacturers and engineering teams in aerospace and defence, oil and gas, glass, steel, mining, agriculture, pumps and valves, food and beverage, and…
Financial Health
StableStable · -2% CAGR over 4y
Location
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsDesigns and manufactures hygienic process equipment including stainless steel filtration systems, membrane filtration units, process skids, CIP systems, tanks and vessels, and process components such…
Sells to B2B manufacturers and process operators in regulated and industrial sectors, including biopharma and pharmaceutical, aerospace, brewing, dairy, food and beverage, chemical, cosmetic,…
Financial Health
WeakWeak · -5% CAGR over 3y
Location
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides precision engineering and machine tool services, including CNC machining of small components, manufacture and fabrication of large industrial parts, and repair, refurbishment, installation…
Serves B2B industrial customers needing engineered components or machine tool support, including automotive, rail, aviation, space and defence sectors, plus manufacturers with medium-to-heavy…
Financial Health
StrongStrong
Location
Trajectory
3y · 2022–NowManufactures precision CNC‑machined components for military vehicles, including running gear, final drive parts and road wheels. Provides machining, welding, fabrication, painting and rubberising to…
Serves defence-sector customers, including UK MOD Land Forces, Babcock International Group and global land and air military vehicle programmes requiring high-volume engineered components.
Financial Health
Insufficient historyInsufficient history
Location
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How Swansea Advanced Manufacturing companies work and how to sell to them
What they do
Swansea advanced-manufacturing firms usually earn through a blend of engineering work, tooling, production and after-sales support. Revenue may start with design-for-manufacture advice, feasibility work or prototype runs, then move into build-to-print components, assembled equipment, materials processing or contracted production capacity. Pricing is commonly quote-led, with non-recurring engineering charges, tooling costs, unit prices, minimum order quantities and agreed call-off schedules. Recurring revenue is less common than in software, but repeat orders, service agreements, spares and calibration work can create durable account value once a supplier is qualified.
Who they sell to
Customers are usually industrial rather than consumer buyers: OEMs, tiered suppliers, regulated manufacturers and industrial end users needing qualified parts, equipment or production capability. The buying group typically includes engineering, operations, procurement, quality and finance, with senior sign-off when tooling, warranty exposure or production continuity is at stake. Contract value is usually driven by tooling exposure, material content, tolerance requirements and the buyer’s need for repeat supply, so trial jobs can sit beside larger framework or call-off agreements. Sales often start with an RFQ, drawing pack, site visit or technical review, then move through sample approval, supplier audit and negotiation.
What they buy
Most advanced-manufacturing firms tend to spend on production-control, quality and traceability systems before broader back-office software. Common categories include ERP, MES, QMS, PLM, CAD/CAM, inventory management, quoting, maintenance planning, cyber security, finance, HR and CRM, alongside factory data capture for machine utilisation, scrap and rework. Physical and service spend can be just as material: automation hardware, metrology, sensors, test equipment, tooling, specialist materials, energy procurement, insurance, certification support, contract review, recruitment and training. Sellers with evidence from regulated or batch-production environments usually have an easier first conversation.
Why and how to sell to them
Commercial pressure usually shows up when a manufacturer wins a more demanding customer, moves from prototype to repeat production, prepares for UKCA or CE evidence, changes quality leadership, adds shifts, or invests in automation. Pain points tend to be practical: quote accuracy, late-stage design changes, scrap, rework, traceability, machine downtime, skills shortages and cash tied up in stock or tooling. Outbound works better when it is specific to the production process and buyer role. A quality manager may care about audit trails; an operations director may care about throughput and downtime; finance may care about margin leakage and working capital.
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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