For decades, CNC Machining UK has been at the forefront of precision engineering, powering industries from aerospace and automotive to medical and energy. In 2025, the demand for high-precision, fast-turnaround, and cost-effective machining continues to rise. Based on my industry research, I’ve compiled 12 leading UK companies that excel in technology, quality, and on-time delivery.

1. M-CNC Precision Engineering Ltd

Founded in 2011 and headquartered in Bridgwater, Somerset, M-CNC Precision Engineering Ltd has built a solid reputation for delivering complex, high-precision components to some of the most demanding industries in the UK and beyond. The company serves the aerospace, defence, marine, motorsport, oil & gas, and agricultural sectors, producing parts that require tight tolerances and exceptional surface finishes.

Their expertise covers CNC turning, mill-turn machining, multi-axis and 5-axis milling, CAD-CAM programming, and the machining of challenging materials such as titanium and Inconel. With in-house CMM inspection capabilities, M-CNC ensures every part meets or exceeds ISO 9001 and ISO 14001 quality and environmental standards.

M-CNC continually invests in cutting-edge machinery, process automation, and skilled talent development, including apprenticeship programs that nurture local engineering expertise. Strategically located near the M5 motorway, the company offers fast nationwide delivery, competitive lead times, and the flexibility to handle both prototype and production-scale projects. This combination of advanced capability, stringent quality control, and responsive customer service makes M-CNC a trusted partner for mission-critical manufacturing.

2. Redline CNC Ltd

Established in 1997 and headquartered in Redhill, Surrey, Redline CNC Ltd is a well-established precision engineering company providing high-quality CNC machining services to clients across multiple industries. With over two decades of experience, the company has earned a strong reputation for delivering accurate, cost-effective, and timely manufacturing solutions.

Redline CNC specialises in CNC milling, CNC turning, and precision machining, catering to sectors such as aerospace, automotive, medical, and industrial manufacturing. Their facility is equipped with the latest CNC turning and milling machines, supported by a first-rate quality management system to ensure every part meets strict tolerances and surface finish requirements.

The company’s focus on continuous investment in modern equipment, skilled workforce, and rigorous inspection processes has allowed it to consistently meet the needs of both prototype and high-volume production runs. Their commitment to quality, flexibility, and customer service has positioned Redline CNC as a trusted machining partner in the UK manufacturing landscape.

3. DJJ Precision Engineering

Founded in 1976 and based in Newport, South Wales, DJJ Precision Engineering Ltd is a highly experienced CNC machining specialist serving over 50 core industries worldwide. With more than four decades of engineering expertise, the company produces CNC turned and milled components, as well as offering broaching, honing, grinding, ID marking, prototyping, and complex assemblies.

Operating from a 10,000 sq ft facility, DJJ Precision Engineering handles a diverse range of materials, including stainless steel, aluminium, titanium, Inconel, duplex steels, Nimonics, super alloys, brass, and advanced engineering plastics. Their advanced CNC and automation capabilities are complemented by a wide array of surface finishes such as heat treatments, powder coating, and specialist plating.

The company is a Tier 1 supplier for Ford Global and a recipient of the 2020 BAE Systems Global Chairman’s Award. Notable projects include components for Boeing Dreamliner aircraft, braking systems for international commercial trucks, and specialist parts for the medical, defence, motorsport, energy, oil & gas, aerospace, rail, marine technology, and robotics sectors.

DJJ Precision Engineering is ISO 9001:2015 certified by TUV Rheinland and is an active member of multiple industry associations, including the Welsh Automotive Forum, SMMT, Aerospace Wales, EIA/MTA, and FSB. They offer comprehensive supply chain solutions such as Kanban stock management and support for both one-off and high-volume production, ensuring full traceability and global delivery services.

4. Oracle Precision Ltd

Founded in 2011 and headquartered in Barnsley, South Yorkshire, Oracle Precision Ltd is an advanced precision engineering company at the forefront of CNC machining and manufacturing technology. The company specialises in the production of high-value, quality-critical machined components for industries such as medical devices, aerospace, defence, and oil & gas.

Oracle Precision’s expertise spans 5-axis CNC machining, CNC turning, CNC milling, and 3D machining, supported by state-of-the-art inspection processes. They are known for their ability to manage projects from concept through development, manufacture, and verification, ensuring on-time delivery, budget adherence, and a “right first time” standard.

With a strong emphasis on forming long-term partnerships with SMEs and blue-chip companies, Oracle Precision provides design for manufacture, prototyping, and project management services. Their ISO-certified quality systems and investment in modern technology enable them to deliver precision, efficiency, and cost-effectiveness for every project, regardless of scale.

5. Penta Precision Engineering Ltd

Founded in 1997 and based in Fareham, England, Penta Precision Engineering Ltd delivers ISO 9001:2015-accredited precision machining services to a wide range of industries. Known for exceptional quality, reliable delivery, and clear communication, Penta specialises in CNC milling, turning, and toolmaking, working with materials including aluminium, engineering plastics, stainless steel, brass, bronze, copper, and tool steels.

The company’s reputation is built on meeting tight tolerances, delivering projects on time and within budget, and providing consistent service to sectors ranging from aerospace and medical to electronics and industrial manufacturing. Penta offers design-for-manufacture support, prototyping, and volume production, ensuring supply chain security for its clients.

6. MNB Precision

Founded in 1980 and headquartered in Coventry, UK, MNB Precision delivers advanced manufacturing and precision engineering services to world-leading clients in the oil & gas, power generation, aerospace, rail, and other industrial sectors. With over 35 years of expertise, MNB is one of the few engineering companies capable of machining virtually any part—large or small—under one roof.

Operating from a 36,000 sq ft facility, MNB offers a wide range of services, including CNC milling and turning, jig boring, spark erosion, wire erosion, grinding, and shot peening. In-house capabilities are supported by a controlled supply chain, enabling the company to provide turnkey engineering solutions.

MNB also maintains an on-site, temperature-controlled metrology area with three CMMs and skilled inspectors, ensuring the highest quality and accuracy for components that go into operation worldwide.

7. Tees Components

Founded in 1963 and based in Cleveland, Middlesbrough, Tees Components is one of the UK’s leading heavy precision CNC machining companies, operating some of the largest CNC machines in the country. With a six-acre site running 24/7, the company serves diverse sectors such as defence, renewable power generation, nuclear (new build and decommissioning), and marine.

Tees Components is equipped with over 20 CNC machines, including vertical borers, vertical machining centres (up to 6.8m diameter), horizontal borers and mills (up to 11.5m X-axis), and 5-axis CNC mill-turn machines with 3.0m between centres. The facility also boasts lifting capacity up to 70 tonnes, enabling the handling of large-scale and complex projects.

Its 65-strong team of apprentice-trained mechanical and electrical engineers, fitters, and welders brings extensive expertise and a commitment to innovation, delivering end-to-end services including surface finishing, fitting, assembly, balancing, and pressure testing.

8. TML Precision Engineering Ltd

Founded in 1993 and headquartered in Hethel, Norfolk, TML Precision Engineering Ltd is a world-class aerospace precision engineering company, specialising in 5-axis CNC machining, multi-axis mill-turn, and advanced EDM wire & spark erosion processes. Operating to BSI AS9100 Rev.D quality standards, TML delivers high-performance components for demanding sectors including aerospace, motorsport, and high-end industrial applications.

With extensive capabilities in CNC turning, milling, and electrical discharge machining, the company combines state-of-the-art technology with decades of expertise to ensure precision, reliability, and quality in every project. TML’s facility in Turing Park houses multiple production units, supporting both prototype and production-scale manufacturing.

9. Esprit Automation Ltd

Founded in 1986 and headquartered in Nottingham, Esprit Automation Ltd is a leading UK manufacturer of CNC plasma cutting and flame cutting machines. Serving a global customer base across diverse industries, Esprit delivers advanced cutting solutions known for performance, reliability, and productivity—helping clients improve efficiency and profitability.

With decades of technical expertise, the company offers end-to-end support, including expert advice on sheet and plate cutting applications, robust technical service, and a comprehensive inventory of spare parts and Hypertherm plasma torch consumables stocked in its Nottingham facility.

10. Holly Plastic Parts Co., Ltd.

Holly Plastic Parts Co., Ltd., based in Jiaxing, Zhejiang, is a specialist in tooling, mold construction, plastic injection molding, rapid prototyping, CNC machining, vacuum casting, and 3D printing. With years of experience, the company provides high-quality plastic parts and components for a wide range of industries.

Equipped with state-of-the-art manufacturing facilities and strict quality control, Holly Plastic Parts focuses on delivering precision, durability, and reliability. Services cover custom injection molding, prototyping, product development, assembly, and secondary operations, all backed by a customer-centric approach and a professional engineering team.

11. Parallel Precision Ltd

Parallel Precision Ltd, founded in 2016 and based in Lydney, Gloucester, is a precision engineering subcontractor specialising in CNC-milled aluminium components within dimensions up to 400mm × 250mm × 100mm. Known for high quality, fast turnaround, and responsiveness, the company serves a variety of industries across the UK.

With capabilities in 3-, 4-, and 5-axis CNC milling and CNC turning, Parallel Precision offers prototype and small batch production as well as volume manufacturing. The company’s approach is driven by efficiency, continuous improvement, and a passion for delivering superior precision parts to clients nationwide.

12.Astec Precision

Astec Precision is a leading UK manufacturer of miniature precision, turned, and milled screw machine parts, with over 20 years of experience. The company has strong expertise in producing interconnect products such as pins and shells, with capabilities that include machining intricate screw machine parts from 0.2mm to 32mm in diameter. They work with diverse materials ranging from brass and beryllium copper to PEEK, stainless steels, hermetics, and superalloys.

Additional services include hooding and dimpling, zone annealing, colour coding, plating, assembly work, and heat treatment. With AS9100 and ISO9001 accreditations, Astec provides full traceability and serves customers globally across Europe, North America, and Asia in demanding markets such as interconnect, aerospace, and energy.

13.Goudsmit UK

Goudsmit UK is a leading supplier of industrial magnets and engineered components, serving a diverse range of industries worldwide. Founded in 1997 and headquartered in Lisburn, the company combines decades of expertise with advanced manufacturing technology to deliver custom-made magnets and precision-engineered components.

With state-of-the-art facilities and stringent quality control systems, Goudsmit UK ensures every product meets the highest industry standards. Their specialties include engineered components, magnets, plastics, metals, CNC machining, magnetic assemblies, polymer engineering, extruded parts, die casting, pressed parts, and metal injection moulding. Operating under ISO 9001 certification, they provide complete project management, global logistics, and subcontract manufacturing solutions.

The team at Goudsmit UK focuses on developing bespoke solutions that address customers’ unique challenges, striving for long-term partnerships and exceeding expectations through quality, performance, and reliability.

14.Sterling Machining Ltd

Sterling Machining Ltd is a precision machining company specialising in extrusion tooling and subcontract machining. Founded in 2001 and based in Chesterfield, Derbyshire, the company is built on three core principles: experience, knowledge, and quality. Its three directors each bring over 30 years of expertise in manufacturing and using tooling for the metal extrusion industry, ensuring a wealth of technical knowledge and a commitment to excellence.

Sterling Machining excels in CNC turning, CNC milling, and the production of a wide range of precision machined parts, making it the go-to choice for clients who demand top-tier quality and reliable delivery. The company is known for its flexible and responsive approach, capable of machining most materials, including heat-resistant super alloys and exotic alloys. By combining efficient production processes with strong problem-solving skills and innovation, Sterling Machining consistently delivers results that exceed customer expectations.

15.Precision Tooling Services Ltd

Founded in 1985 and headquartered in Prestwick, Ayrshire, Precision Tooling Services Ltd specialises in manufacturing precision-machined components for a wide range of technically demanding markets, including automotive, aerospace, oil & gas, nuclear, railway, general engineering, and defence.

The company’s advanced manufacturing capabilities, combined with a highly skilled team of engineers, allow them to produce complex components of various sizes—from very small to very large—using a wide range of materials. Supported by a fully equipped CMM inspection department and a management team with extensive hands-on experience, Precision Tooling Services Ltd provides a complete service from manufacturing to quality assurance, ensuring high standards and reliability.

A Collection Of Detailed Information About These 15 Companies

I created this list of the Top 12 CNC Machining Companies in the UK for 2025 to help you quickly find the right partner without endless research. Each entry includes key details—founding year, location, specialties, certifications, and website—so you can compare at a glance, whether you need prototypes, high-volume production, or specialized machining services.

Conclusion

After researching these 12 CNC machining companies in the UK, I’m impressed by their strengths in equipment, technical expertise, and delivery capabilities. Whether it’s a single prototype or high-volume production, they consistently meet strict precision and quality standards while adapting flexibly to rapidly changing market demands. In my view, these companies are not only trustworthy manufacturing partners but also vital contributors to maintaining the UK’s leadership in global precision engineering.