Addmore Engineering

32 Lister Drive, Northampton, NN4 9XE

Sets it apart · CNC Machining — UK · scanned 2026-08-20— click a claim to see its decomposition

About

Addmore Engineering Limited, a UK-based contract manufacturer with over 35 years of experience, specialises in precision CNC turned and milled components from its Stewartby, Bedfordshire facility. Leveraging the latest multi-axis sliding head and fixed head turning, alongside advanced CNC milling centres, they process a wide array of materials including steels, plastics, super alloys like Inconel and Hastelloy, and titanium. Serving demanding sectors such as Aerospace, Defence, Automotive, and Medical, Addmore Engineering holds ISO 9001:2015 and ISO 14001 certifications, underscoring their commitment to quality and environmental management. Their strongest differentiator lies in offering comprehensive custom solutions, including robotic automation for unmanned production, assembly services, and design for manufacture advice.

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Addmore Engineering Limited is a highly experienced UK-based contract manufacturer with over 35 years in operation, specialising in precision CNC turned and milled components. Situated in Stewartby, Bedfordshire, the company leverages the latest CNC machining technology to serve a diverse global clientele.

Their extensive capabilities include multi-axis sliding head and fixed head turning, alongside advanced CNC milling centres. Addmore Engineering works with a broad spectrum of materials, from standard steels and plastics to high-performance super alloys like Inconel and Hastelloy, and titanium. They cater to a wide range of demanding sectors, including Aerospace, Defence, Automotive, and Medical.

Addmore Engineering is ISO 9001:2015 and ISO 14001 certified, demonstrating a commitment to quality and environmental management. They offer comprehensive custom solutions, including robotic automation for unmanned production, assembly services, and the management of outsourced treatments and component sourcing. The company also provides valuable design for manufacture advice to optimise customer projects.

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CNC capability3

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Materials & sectors2

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Certifications & approvals2

ISO 9001
ISO 14001
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CNC capability: Tier-one builder presence · CAM software · Aerospace-grade CAM · CAD software · In-house design · Tolerance (typical) · Tolerance (tight) · Micro-machining · MOQ (minimum batch) · 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 · Part marking · Process traceability · CofC offered · Cleanroom assembly · 3D scanning · Industrial CT · In-house toolroom · FAIR capability (AS9102)

Services & production: DFM support · In-house finishing · Repeat orders (Kanban / VMI)