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Hertfordshire

UK CNC machining companies based in Hertfordshire.

JK Engineering (Hertfordshire) Limited

JK Engineering (Hertfordshire) Limited is a precision CNC machining company in Kings Langley, Hertfordshire. It runs seventeen 5-axis CNC milling machines, most with multi-pallet robot automation, alongside multi-axis CNC turning and wire and die-sink EDM. The company is registered to AS9100 Rev D and ISO 9001 and is JOSCAR registered, and supplies components for aerospace, defence, space and satellite, medical, motorsport and electric vehicle customers. Inspection is carried out on Hexagon CMMs, with first article and initial sample inspection reports; assembly, cleaning, laser marking, lapping and grinding are done in-house, while anodising, plating, heat treatment and NDT are arranged through a supplier network.

Elder Engineering (Herts) Limited

Elder Engineering (Herts) Ltd is a Welwyn Garden City-based precision subcontract machining company, established in 1980 as an engineering plastics supplier and later expanded into CNC metal machining. It operates 5-axis and 3/4-axis CNC machining centres, CNC turning centres with live tooling, CNC routers, in-house CAD/CAM, CMM inspection and a Stratasys 3D printer, machining aluminium, stainless steel, mild steel, brass, copper, titanium and Inconel alongside engineering plastics. Finishing options include bead blasting, anodising and powder coating. Customers include aerospace, medical, automotive and food packaging companies. It holds AS9100D and ISO 9001:2015 certification and also runs separate divisions for high-performance tapes, sponge and rubber, and X-ray test pieces.

Plasmoulds Limited

Plasmoulds Ltd, founded in 1946, is a Hitchin-based manufacturer of precision aluminium sand castings, with in-house design services, rapid prototyping, pattern making, heat treatment, CNC machining, and paint or powder-coat finishing. The machine shop's CNC milling capacity reaches 1.5m x 1m x 0.7m and covers work from a single bespoke item to batches of hundreds of repeat components, with all work passing through an in-house inspection department. The company is certified to ISO 9001:2015.

Wire-Cut Technologies Limited

Wire-Cut Technologies Limited, formed in 1998 and based in Hemel Hempstead, is a specialist subcontract Wire EDM (wire erosion) company. The business offers a complete service from design consultation through to manufacture with a particular focus on prototype work, and serves industries including automotive, medical, marine, energy, defence, and electronics.

Karpas Engineering UK

Hertfordshire-based CNC workshop in Welwyn Garden City offering in-house CNC milling, turning, laser cutting and marking, supporting hardware and electro-mechanical product development from prototyping through small-batch production.

Prototype Projects

Family-run rapid prototyping and low-volume manufacturing bureau established in 1980, based in Royston, Hertfordshire, offering CNC milling (3- and 5-axis) and turning, laser cutting, 3D printing, injection moulding and vacuum casting for product development teams. ISO 9001 and ISO 14001 certified, JOSCAR registered.

Hertfordshire has 6 companies listed on CNC Directory. Services on file include CNC Milling (5), CNC Turning (4), Prototyping & Rapid Machining (4) and 5-Axis & Multi-Axis Machining (3). Customers span Medical (4), Aerospace and Defence (4) and Consumer Electronics (3). The most common certifications are ISO 9001 (4), AS9100 (2) and ISO 14001 (1).

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