Company lists · Data refreshed September 2026

Top 25 Polymer molding companies based in the United Kingdom

RevenueBase identified 308 polymer molding companies headquartered in the United Kingdom as of September 2026 and tracks 2,755 professional contacts across them, including 596 with verified work emails. Birmingham is the largest hub.

This list covers polymer molding companies headquartered in the United Kingdom, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 20, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 20, 2026 86% judged on-target in blind review
308Companies
2,755Contacts tracked
596Verified emails
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The 25 largest polymer molding companies based in the United Kingdom

Ranked by team size
Top 25 of 308 polymer molding companies based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 20, 2026. RevenueBase Smart Search rates how each company's information relates to polymer molding companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidencePortsmouth, United KingdomHQ checked Sep 20, 202651-200147 contacts →

Partial evidence

“Unipart Polymer and Composite Solutions is a leading provider of high-quality polymer and composite components.”

Source: RevenueBase Database · checked Sep 20, 2026
2Indirect evidenceHuntingdon, United KingdomHQ checked Sep 20, 2026201-500123 contacts →

Indirect evidence

“RGE Group is a global manufacturer of plastic injection moulded components, with facilities in the UK, Europe and China.”

Source: RevenueBase Database · checked Sep 20, 2026
3Indirect evidenceNew Milton, United KingdomHQ checked Sep 20, 202611-5081 contacts →

Indirect evidence

“We offer clients plastic injection moulding with pinpoint precision, right here in the UK.”

Source: RevenueBase Database · checked Sep 20, 2026
4Indirect evidenceOakham, United KingdomHQ checked Sep 20, 202651-20054 contacts →

Indirect evidence

“Rutland Plastics is one of the UK's leading Plastic injection moulders.”

Source: RevenueBase Database · checked Sep 20, 2026
5Indirect evidenceWorthing, United KingdomHQ checked Sep 20, 202651-20051 contacts →

Indirect evidence

“Nordell are a Plastic Injection Moulding, Assembly and tool making company that provides technical solutions and Design for Manufacture (DFM) support for our customers.”

Source: RevenueBase Database · checked Sep 20, 2026
6Indirect evidenceRoyton, United KingdomHQ checked Sep 20, 202651-20050 contacts →

Indirect evidence

“Patterson & Rothwell Ltd is a Plastic Moulder based in North Manchester.”

Source: RevenueBase Database · checked Sep 20, 2026
7Indirect evidenceCannock, United KingdomHQ checked Sep 20, 202651-20049 contacts →

Indirect evidence

“The Goodfish Group is a privately-owned plastic injection-moulding, extrusion, fabrication and assembly manufacturing service business with sites in Cannock, Worcester, St.”

Source: RevenueBase Database · checked Sep 20, 2026
8Indirect evidenceBirmingham, United KingdomHQ checked Sep 20, 202651-20041 contacts →

Indirect evidence

“From design and tooling through to volume supply QPP are here to support your plastic injection requirements.”

Source: RevenueBase Database · checked Sep 20, 2026
9Indirect evidenceRochdale, United KingdomHQ checked Sep 20, 202651-20032 contacts →

Indirect evidence

“Taylor Engineering & Plastics specialises in the manufacture of technical plastic mouldings for a wide range of industries, using thermoplastic injection moulding, thermoplastic…”

Source: RevenueBase Database · checked Sep 20, 2026
10Indirect evidenceKirkby-in-ashfield, United KingdomHQ checked Sep 20, 202651-20029 contacts →

Indirect evidence

“Innovative plastic injection moulding & assemblies since 1989.”

Source: RevenueBase Database · checked Sep 20, 2026
11Indirect evidenceNewark, United KingdomHQ checked Sep 20, 202651-20027 contacts →

Indirect evidence

“Rototek manufacture the plastic products no one else can.”

Source: RevenueBase Database · checked Sep 20, 2026
12Indirect evidenceBlackburn, United KingdomHQ checked Sep 20, 202651-20024 contacts →

Indirect evidence

“MGS Technical Plastics is a Plastic Injection Moulding company based in Lancashire.”

Source: RevenueBase Database · checked Sep 20, 2026
13Partial evidenceSt. Austell, United KingdomHQ checked Sep 20, 202651-20023 contacts →

Partial evidence

Polymermedics Ltd is a part of the Agor group, which stands for and includes a number of innovative plastic injection moulding companies in England, Germany and Czech Republic.”

Source: RevenueBase Database · checked Sep 20, 2026
14Indirect evidenceTorquay, United KingdomHQ checked Sep 20, 202651-20020 contacts →

Indirect evidence

“Hymid - Your Partner for Innovative Plastic Manufacturing Solutions in the UK.”

Source: RevenueBase Database · checked Sep 20, 2026
15Indirect evidenceKingswinford, United KingdomHQ checked Sep 20, 202651-20020 contacts →

Indirect evidence

“RP Technologies are the UK's leading manufacturer of complex aluminium injection mould tooling along with prototype and production components.”

Source: RevenueBase Database · checked Sep 20, 2026
16Indirect evidenceEnfield, United KingdomHQ checked Sep 20, 202651-20020 contacts →

Indirect evidence

“Precision Injection Moulding Solutions For Industry Precision Engineering Plastics (PEP) is a leader in the production of close tolerance injection moulded components.”

Source: RevenueBase Database · checked Sep 20, 2026
17Indirect evidenceBirmingham, United KingdomHQ checked Sep 20, 202651-20020 contacts →

Indirect evidence

“Barkley Plastics is a leading provider of plastic injection moulding and toolmaking services based in Birmingham, West Midlands.”

Source: RevenueBase Database · checked Sep 20, 2026
18Indirect evidenceWimborne, United KingdomHQ checked Sep 20, 202611-5019 contacts →

Indirect evidence

“In an increasingly fast moving world, it has never been more important for manufacturers to be able to rely on quality-driven suppliers with the expertise to deliver, on time…”

Source: RevenueBase Database · checked Sep 20, 2026
19Indirect evidenceBirmingham, United KingdomHQ checked Sep 20, 202651-20019 contacts →

Indirect evidence

“Specialists in bespoke plastic moulding Based in the heart of the West Midlands, we operate one of the largest selections of Thermoset and Thermoplastic Injection Moulding…”

Source: RevenueBase Database · checked Sep 20, 2026
20Partial evidenceWare, United KingdomHQ checked Sep 20, 202651-20019 contacts →

Partial evidence

“Makevale are developers and manufacturers of high performance polymers and biopolymers for clients all over the globe.”

Source: RevenueBase Database · checked Sep 20, 2026
21Indirect evidenceSlough, United KingdomHQ checked Sep 20, 202651-20018 contacts →

Indirect evidence

“Sovrin Plastics provides injection moulding and contract manufacturing services for the supply of precision plastic components and assemblies to the medical, electronics and…”

Source: RevenueBase Database · checked Sep 20, 2026
22Indirect evidenceCheslyn Hay, United KingdomHQ checked Sep 20, 202611-5018 contacts →

Indirect evidence

“Counterplas is a leading technical injection moulder operating within the UK, and has over many years built a reputation for innovation and excellence.”

Source: RevenueBase Database · checked Sep 20, 2026
23Indirect evidenceDurham, United KingdomHQ checked Sep 20, 202651-20018 contacts →

Indirect evidence

“JKL Mouldings Ltd is a family owned Plastic Injection Moulding Company established in 1971.”

Source: RevenueBase Database · checked Sep 20, 2026
24Indirect evidenceStockport, United KingdomHQ checked Sep 20, 202611-5018 contacts →

Indirect evidence

“Established for 70 years, Wheatley Plastics is a leading supplier of plastic injection moulding services with expertise across a wide range of industries including electronics…”

Source: RevenueBase Database · checked Sep 20, 2026
25Indirect evidenceCrewkerne, United KingdomHQ checked Sep 20, 202651-20018 contacts →

Indirect evidence

“The Merriott Group is a leading trade moulding company, with factories in the South West (Somerset), and in the South East (Kent) of the UK, producing technical and demanding…”

Source: RevenueBase Database · checked Sep 20, 2026

Showing 25 of 308 polymer molding companies based in the United Kingdom

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Polymer molding companies based in the United Kingdom at a glance

As of Sep 20, 2026
21.6%Verified-email coverage
8.9Average contacts per company
11-50Median size (employees)
2.3%Largest-city concentration · Birmingham
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
122
11-50
123
51-200
51
201-500
6
1,001-5,000
1

Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 308 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among polymer molding companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in the United Kingdom whose own description of what they do matches “polymer molding companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names polymer molding companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among polymer molding companies, and records with no verified work email. Companies headquartered outside United Kingdom are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every listed company carries at least one verified work email, 596 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 20, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names polymer molding companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many polymer molding companies are there based in the United Kingdom?

RevenueBase identified 308 polymer molding companies headquartered in the United Kingdom as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Unipart Polymer And Composite Solutions, headquartered in United Kingdom, tops this list with the largest team on record.

Which city has the most polymer molding companies?

Birmingham leads with 7 headquartered companies, followed by Leicester (7) and Walsall (5).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 596 verified decision-maker contacts tracked across these 308 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 20, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.