Cleanroom Moulding in the UK

35 of 446 verified UK manufacturers on cmgraph's Injection Moulding — UK lens offer cleanroom moulding 8% of the cohort.

Injection moulding inside an ISO 14644-classified cleanroom, where particulate levels are controlled and audited. ISO Class 7 is the primary-medical line; Class 8 typically covers secondary operations and assembly. Rooms that are controlled but not ISO-classified are honestly labelled as such and never counted here.

Also known as clean room moulding, medical cleanroom moulding, ISO 7 moulding or ISO 8 moulding.

Ranked by verified factslens 0.3.6vocab 2026-07-28how this list is built →
#ManufacturerTownRegionVerified
1Roland Plastics

Custom plastic injection moulding: overmoulding, design, assembly, prototype to volume.

WoodbridgeEast of England29 facts
2Sovrin Plastics

ISO 13485, cleanroom, in-house tooling, high volume

SloughSouth East29 facts
3White Horse Plastics

Injection molding, ISO 13485, cleanroom, ultrasonic welding, overmolding, assembly

FaringdonSouth East29 facts
4St.davids Assemblies

ISO 7 cleanroom injection moulding, screen print, laser weld

BuxtonEast Midlands27 facts
5Andel Plastics

Injection molding, ISO 9001, cleanroom, pad print, ultrasonic weld, insert mold, prototypes.

BirminghamWest Midlands26 facts
6Dudley Associates

Precision toolmaking & injection moulding; overmoulding, ISO 9001, DFM support

LutterworthEast Midlands26 facts
7Biplas Medical

High volume micro moulding, ISO 7 cleanroom assembly, IATF 16949

PontyclunWales25 facts
8S G H (Moulds)

Plastic injection moulding, insert moulding, 20-650t presses, cleanroom assembly

BoltonNorth West25 facts
9Glazpart

Injection moulding: ISO 7 cleanroom, Arburg/Engel, DFM, insert moulding

BanburySouth East24 facts
10Gwalia Healthcare

ISO 13485 medical device containers; ISO 8 cleanroom IM

PontypriddWales24 facts
11Inoplas Technology

ISO 7 cleanroom, ultrasonic welding, 24 presses, 0.5-455g parts

WimborneSouth West24 facts
12Nordell

Injection moulding: ISO 7 cleanroom, bio-based, DFM, assembly.

WorthingSouth East24 facts
13Data Plastics

Drug delivery components; ISO 13485 certified; high-volume production

OxfordSouth East23 facts
14Merit Plastic Mouldings

Injection moulding: healthcare, auto, aerospace, electronics, consumer

DissEast of England22 facts
15CT Alliance

Injection molding, cleanroom, 24/7, 5 presses, 35-350t, 1-650g parts.

Bourne EndSouth East21 facts
16Medical Moulded Products

Clean injection moulding, ISO 7, ISO 13485, ultrasonic welding, overmoulding

Burton-On-TrentWest Midlands21 facts
17OGM (SW)

Plastic moulding: ISO 7 cleanroom, high volume, medical grade

KidlingtonSouth East20 facts
18OGM Moulding

OGM Medical is a UK-based contract manufacturer specializing in plastic injection moulding for the medical device industry, operating from two UK sites with 200 staff. Established in 1962 and accredited to ISO 13485, they offer comprehensive services from mould design to post-moulding assembly and validation.

OxfordSouth East20 facts
19Presspart Manufacturing

Drug delivery device specialist — deep draw, moulding, cleanroom assembly, cGMP.

LancashireNorth West20 facts
20Owen Greenings & Mumford

Plastic injection moulding — ISO 13485, ISO 7 cleanroom, in-house tooling

KidlingtonSouth East19 facts
21Plastek UK

ISO 7 cleanroom, high-volume moulding, assembly, design-build tooling

MansfieldEast Midlands18 facts
22Moss Products Plastics

Custom plastic injection moulding — IML, thin-wall, cleanroom, Netstal

DunstableEast of England17 facts
23Plastech Packaging & Healthcare

ISO 7 cleanroom, insert molding, DFM, PP, recycled content

GlenrothesScotland17 facts
24R.a.labone & CO

R.A. Labone & Co. Limited is a UK-based, privately-owned contract manufacturer offering end-to-end product realization services from concept to volume production, specializing in plastic injection moulding, insert moulding, and metal pressings. Established in 1963 and approved by various prime contractors, they provide a comprehensive, integrated approach to complex manufacturing needs.

IlkestonEast Midlands17 facts
25MI3

Medical device specialists — ISO 7 cleanroom, moulding, welding, assembly

Colwyn BayWales16 facts
26Advanex Europe

Cleanroom assembly; high-volume; ISO 9001; ISO 14001

SouthwellEast Midlands14 facts
27Proampac Lincoln

Food contact compliant; prototype capability.

LincolnEast Midlands14 facts
28Acorn Plastech (UK)

ISO 7 cleanroom, ISO 9001, high volume, tool design/build.

CheltenhamSouth West13 facts
29Inspire UPG UK

UPG International is a global contract manufacturer specializing in complex assemblies and precision injection molded plastics, with state-of-the-art facilities in Texas, the United Kingdom, and China. Established in 1954, UPG offers comprehensive concept-to-completion services and is distinguished by its robust program management and commitment to quality, evidenced by ISO-9001, TS 16949, and ISO Class 7 cleanroom certifications.

Mountain AshWales13 facts
30Rosti UK

Rosti UK Ltd. is a global contract manufacturer specializing in precision plastic injection moulding and end-to-end production solutions across thirteen international sites. Established in 1944, they offer extensive capabilities including In-Mould Decoration.

YorkYorkshire and the Humber13 facts
31The West

Miniature fluid control components; ISO 13485, high-volume injection moulding.

WaterloovilleSouth East13 facts
32Pektron

High-volume mfg — ISO 9001/16949/14001, UL, cleanroom, DFM

DerbyEast Midlands12 facts
33Malvern Medical Developments

Manufacturer: fabrication, finishing.

WorcestershireWest Midlands10 facts
34Hilcrest Design

Injection moulding specialist — ISO 8 cleanroom, ISO 9001, tool design & build

EssexEast of England7 facts
35Medasil Surgical

ISO 13485 medical device mfg; cleanroom class 8

LeedsYorkshire and the Humber6 facts