The West

29 Aston Road, Waterlooville, PO7 7XJ

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

About

The West Group Limited (TWG), a UK contract manufacturer based in Waterlooville, Hampshire, leverages over 50 years of experience to design, produce, and supply miniature fluid control components and solutions across a broad spectrum of industries. Their end-to-end capabilities encompass custom product design, prototyping, testing, and precision miniature sub-assembly production, including manifold and tube assemblies, all supported by multiple ISO-certified cleanroom facilities for enhanced manufacturing and post-production processes. TWG's commitment to quality is underscored by ISO 9001 and ISO 13485 certifications, and they differentiate themselves through extensive expertise in materials, component design, and high-volume injection moulding, coupled with dedicated customer service and rapid response times.

More detail ↓

The West Group Limited (TWG) is a well-established UK contract manufacturer with over 50 years of experience, specializing in the design, production, and supply of miniature fluid control components and solutions. Based in Waterlooville, Hampshire, TWG serves a broad spectrum of industries with its extensive product portfolio.

TWG offers end-to-end services from concept to full production, including custom product design, prototyping, testing, and assembly. Their capabilities extend to precision miniature sub-assembly production, manifold assemblies, and tube assemblies, utilizing a range of materials and tubing types. The company operates multiple ISO-certified cleanroom facilities for enhanced manufacturing, production, and post-production processes, including kitting and packing. They also provide component testing and inspection, leveraging advanced measurement systems and UKAS calibrated equipment.

Committed to quality, TWG holds ISO 9001 and ISO 13485 certifications. They emphasize excellent customer service with dedicated account management and support, offering specific response times for various enquiry types. TWG leverages expertise in materials, component design, and market experience, utilizing high volume injection moulding and sourcing a vast number of component elements.

Verified facts— hover any value to see its source

Moulding capability2

Cleanroom class
Certified cleanroom

Materials1

Material modifiers

Production2

Batch tiers
Handles volume production

Prototyping & NPD2

Product-design service
DFM support

Assembly & finishing2

Assembly offered
Assembly capabilities

Quality & inspection1

CMM

Certifications & accreditations2

ISO 9001
ISO 13485

Identity & contact1

Industries served
43 of 56 facets not yet verified — show which

Press fleet: Moulding processes · Smallest press (t) · Largest press (t) · Press count · Press brands · Large-format (≥1,000 t) · Premium press fleet · All-electric presses

Moulding capability: Process specialisms · Micro moulding capable · Min part weight (g) · Max part weight (g) · Scientific moulding · Joining methods · Decoration · Product specialisms

Materials: Recycled content offered · Recycled feedstock types · ESD-capable

Prototyping & NPD: Prototyping routes · Prototypes in final material · Prototyping offered · Mould-flow simulation

Tooling: In-house toolroom · Tool services · Tooling origin · Tool trials offered

Production: Handles prototypes · Runs 24/7 · Bridge production

Machining: Contract machining

Quality & inspection: FAI methodology · Inspection stages · SPC / Cpk · Automated vision QC

Certifications & accreditations: ISO 14001 · IATF 16949 · BRCGS Packaging · AS9100 · Cyber Essentials · Food-contact compliance · UL listing · Trade bodies