MJ Engineering
Unit L1 Airfield Business Park, Harborough Road, Market Harborough, LE16 7UL
About
MJ Engineering Limited, a UK contract manufacturer established in 1989 and based in Market Harborough, Leicestershire, specialises in high-precision component manufacturing, offering advanced CNC fixed head and sliding head turning, 4-axis and multi-axis milling, and CNC wire EDM. They serve demanding sectors including F1/Motorsport, Automotive/EV and Hybrid, Oil and Gas/Hydrogen and Water, Medical/Optical, Aviation, and Construction, with capabilities extending to in-house assembly, part marking, and rigorous quality inspection including F.A.I.R. and I.S.I.R. reports. Holding ISO 9001:2015 and ISO 14001:2015 certifications, MJ Engineering manages outsourced surface and heat treatments and is distinguished by its family-run ethos, dedication to craftsmanship, and commitment to fostering long-term client relationships.
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MJ Engineering Limited is a well-established UK contract manufacturer, founded in 1989 and operating from a dedicated facility in Market Harborough, Leicestershire. The company specialises in high-precision component manufacturing, offering a comprehensive range of services to meet complex engineering demands.
Their advanced capabilities include CNC fixed head and sliding head turning, CNC milling (including 4-axis with a large working envelope and multi-axis machining), and CNC EDM wire erosion. MJ Engineering is adept at working with a variety of advanced materials to produce components for demanding sectors such as F1/Motorsport, Automotive/EV and Hybrid, Oil and Gas/Hydrogen and Water, Medical/Optical, Aviation, and Construction. In-house assembly, part marking, and rigorous quality inspection, including full F.A.I.R. and I.S.I.R. reports with traceable measurements, are also core offerings.
MJ Engineering holds ISO 9001:2015 and ISO 14001:2015 certifications, underscoring their commitment to quality and environmental standards. They manage surface and heat treatments through approved suppliers and ensure timely delivery. The company prides itself on its family-run ethos, dedication to craftsmanship, and fostering long-term client relationships.
Verified facts— hover any value to see its source
CNC capability5
- Sub-process
- Turning, Milling, 5-axis, Wire EDM
- Specialist categories
- Large-envelope, Swiss-type
- Named machine brands
- Star
- Tolerance (typical)
- tight
- MOQ (minimum batch)
- 1
Materials & sectors2
- Materials
- Aluminium, Stainless steel, Titanium, Inconel, Brass, PEEK, POM (Acetal), Mild steel, Tool steel, Bronze
- Industries served
- Motorsport, Aerospace, Medical, Oil & gas, Scientific research, Automotive, Construction
Certifications & approvals2
- ISO 9001
- Held
- ISO 14001
- Held
Quality & traceability2
- Part marking
- Yes
- CofC offered
- Yes
Services & production2
- DFM support
- Yes
- In-house finishing
- Anodising, Heat treatment, Passivation
28 of 41 facets not yet verified — show which
CNC capability: Tier-one builder presence · CAM software · Aerospace-grade CAM · CAD software · In-house design · Tolerance (tight) · Micro-machining · Lead time (weeks)
Certifications & approvals: AS9100 · ISO 13485 · IATF 16949 · NADCAP · Primes supplied · ITAR registered
Welding & fabrication: Welding automation · Welding materials · Coded welding (any) · Fabrication offered · Fabrication sub-categories · EN 1090 EXC level
Quality & traceability: NDT methods · Process traceability · Cleanroom assembly · 3D scanning · Industrial CT · In-house toolroom · FAIR capability (AS9102)
Services & production: Repeat orders (Kanban / VMI)