Company lists · Data refreshed September 2026

Top 25 Automotive rubber seal suppliers based in the United Kingdom

RevenueBase identified 81 automotive rubber seal suppliers headquartered in the United Kingdom as of September 2026 and tracks 1,485 professional contacts across them, including 407 with verified work emails. Birmingham is the largest hub.

This list covers automotive rubber seal suppliers 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 30, 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 30, 2026 86% judged on-target in blind review
81Companies
1,485Contacts tracked
407Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest automotive rubber seal suppliers based in the United Kingdom

Ranked by team size
Top 25 of 81 automotive rubber seal suppliers based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 30, 2026. RevenueBase Smart Search rates how each company's information relates to automotive rubber seal suppliers: 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
1Indirect evidenceRotherham, United KingdomHQ checked Sep 30, 20261,001-5,000592 contacts →

Indirect evidence

“AESSEAL designs and manufactures sealing solutions for a sustainable future.”

Source: RevenueBase Database · checked Sep 30, 2026
2Partial evidenceHampton, United KingdomHQ checked Sep 30, 2026201-500185 contacts →

Partial evidence

“Hallite gives you complete confidence in the performance of your hydraulic cylinders, producing premium seals, wipers and bearings of proven quality, and delivering them across…”

Source: RevenueBase Database · checked Sep 30, 2026
3Indirect evidenceBedford, United KingdomHQ checked Sep 30, 202651-20054 contacts →

Indirect evidence

“We are a leading provider of sealing solutions globally.”

Source: RevenueBase Database · checked Sep 30, 2026
4Indirect evidenceBolton, United KingdomHQ checked Sep 30, 202651-20036 contacts →

Indirect evidence

“Beldam Crossley is a niche manufacturer of unique sealing and bearing solutions with a solid track record of innovation that spans over a hundred years.”

Source: RevenueBase Database · checked Sep 30, 2026
5Indirect evidenceBilston, United KingdomHQ checked Sep 30, 202651-20032 contacts →

Indirect evidence

“Ramsay are a UK solution-based manufacturer for custom gaskets, mouldings, sealing, adhesive tapes, protection, and packaging products.”

Source: RevenueBase Database · checked Sep 30, 2026
6Partial evidenceManchester, United KingdomHQ checked Sep 30, 202651-20029 contacts →

Partial evidence

“JA Harrison, an Amcomri Group plc Company - World Class Supplier of Gaskets, Sealing, PTFE and Plastic Technologies J A Harrison & Co boasts an enviable manufacturing heritage…”

Source: RevenueBase Database · checked Sep 30, 2026
7Partial evidenceAshington, United KingdomHQ checked Sep 30, 202611-5024 contacts →

Partial evidence

“Eastern Seals (UK) Ltd.”

Source: RevenueBase Database · checked Sep 30, 2026
8Partial evidenceChichester, United KingdomHQ checked Sep 30, 202651-20021 contacts →

Partial evidence

“Oldham Seals Group (OSG) is a global leader in high-performance sealing technology, specialising in precision-engineered elastomeric and composite seals.”

Source: RevenueBase Database · checked Sep 30, 2026
9Strong evidenceEvesham, United KingdomHQ checked Sep 30, 202611-5019 contacts →

Strong evidence

“Goodflex Rubber Company, based in the UK, manufacture and supply rubber hoses, mouldings and assemblies used within a variety of industries including Automotive, Bus and Truck…”

Source: RevenueBase Database · checked Sep 30, 2026
10Partial evidenceFerndale, United KingdomHQ checked Sep 30, 202651-20018 contacts →

Partial evidence

“Avon Engineered Rubber Ltd”

Source: RevenueBase Database · checked Sep 30, 2026
11Strong evidencePoole, United KingdomHQ checked Sep 30, 202611-5016 contacts →

Strong evidence

“DP Seals manufactures high precision custom seals, gaskets and mouldings for the Aerospace, Subsea Oil & Gas, Medical, Specialist Automotive, Motorsport, Food & dairy and…”

Source: RevenueBase Database · checked Sep 30, 2026
12Indirect evidenceLeicester, United KingdomHQ checked Sep 30, 202611-5014 contacts →

Indirect evidence

“Aeroseals is a leading provider of precision-engineered elastomer solutions for the global aerospace industry.”

Source: RevenueBase Database · checked Sep 30, 2026
13Indirect evidenceDroitwich Spa, United KingdomHQ checked Sep 30, 202611-5012 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 30, 2026
14Strong evidenceLymington, United KingdomHQ checked Sep 30, 202611-5010 contacts →

Strong evidence

“EMI Seals & Gaskets Ltd is a global developer, manufacturer and supplier of custom Sealing and Shielding components (seals, gaskets, bonded washers, foams, sheets, foil masking…”

Source: RevenueBase Database · checked Sep 30, 2026
15Indirect evidenceHalesowen, United KingdomHQ checked Sep 30, 202611-5010 contacts →

Indirect evidence

“Sealco International is the UK’s specialist manufacturer of high-performance sealing solutions for industries where downtime costs millions and reliability is non-negotiable.”

Source: RevenueBase Database · checked Sep 30, 2026
16Partial evidenceBirmingham, United KingdomHQ checked Sep 30, 202611-508 contacts →

Partial evidence

“C B Frost & Co is an innovative and highly experienced rubber and plastics manufacturer and converter.”

Source: RevenueBase Database · checked Sep 30, 2026
17Strong evidenceActon, United KingdomHQ checked Sep 30, 202611-508 contacts →

Strong evidence

“Founded in 2006, Corseal Ltd is a British, family-owned manufacturer and supplier of gaskets, sealing solutions, rubber products, industrial hoses and fluid handling systems.”

Source: RevenueBase Database · checked Sep 30, 2026
18Strong evidencePenistone, United KingdomHQ checked Sep 30, 202651-2008 contacts →

Strong evidence

“UK based manufacturer of gaskets, rubber mouldings, gasket seals and rubber gaskets.”

Source: RevenueBase Database · checked Sep 30, 2026
19Indirect evidenceWednesbury Road, United KingdomHQ checked Sep 30, 20261-107 contacts →

Indirect evidence

“At BSCL, quality and service is our way of life.”

Source: RevenueBase Database · checked Sep 30, 2026
20Partial evidenceSouth Cerney, United KingdomHQ checked Sep 30, 20261-107 contacts →

Partial evidence

“Lanson Polymers are your technical partners for specialist sealing components, rubber, plastic and composite technology.”

Source: RevenueBase Database · checked Sep 30, 2026
21Partial evidenceBirmingham, United KingdomHQ checked Sep 30, 202611-507 contacts →

Partial evidence

“We are the largest UK based manufacturer of flexible rubber extrusions and gaskets.”

Source: RevenueBase Database · checked Sep 30, 2026
22Indirect evidenceBelper, United KingdomHQ checked Sep 30, 202651-2007 contacts →

Indirect evidence

“We are a quality manufacturer of Construction and Industrial Sealants and Facade Solutions for the Professional.”

Source: RevenueBase Database · checked Sep 30, 2026
23Partial evidenceRochford, United KingdomHQ checked Sep 30, 202611-506 contacts →

Partial evidence

“With over 100 years’ combined experience, we offer expert technical solutions from design to production; we’ve been manufacturing and distributing rubber sheeting, matting…”

Source: RevenueBase Database · checked Sep 30, 2026
24Partial evidenceShrewsbury, United KingdomHQ checked Sep 30, 202611-506 contacts →

Partial evidence

“DKL Rubber has been trading since 1988.”

Source: RevenueBase Database · checked Sep 30, 2026
25Strong evidenceDudley, United KingdomHQ checked Sep 30, 202611-506 contacts →

Strong evidence

“Advanced Seals and Gaskets Ltd possess a long standing, prominent position within the Rubber and Plastics industry, we started from humble beginnings back in 1996 and now have…”

Source: RevenueBase Database · checked Sep 30, 2026

Showing 25 of 81 automotive rubber seal suppliers based in the United Kingdom

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 407 reachable decision-makers.

Free signup · no credit card

View the full list →

Automotive rubber seal suppliers based in the United Kingdom at a glance

As of Sep 30, 2026
27.4%Verified-email coverage
18.3Average contacts per company
11-50Median size (employees)
8.6%Largest-city concentration · Birmingham
Sep 30, 2026Page data refreshed

Companies by employee count

1-10
32
11-50
30
51-200
13
201-500
3
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 81 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 automotive rubber seal suppliers, 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 “automotive rubber seal suppliers”. 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 automotive rubber seal suppliers), 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 automotive rubber seal suppliers, 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, 407 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 30, 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 automotive rubber seal suppliers, 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 automotive rubber seal suppliers are there based in the United Kingdom?

RevenueBase identified 81 automotive rubber seal suppliers 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?

Aesseal, headquartered in Rotherham, tops this list with the largest team on record.

Which city has the most automotive rubber seal suppliers?

Birmingham leads with 7 headquartered companies, followed by Barnsley (2) and Cheltenham (2).

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 407 verified decision-maker contacts tracked across these 81 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 30, 2026.

Ready to reach these companies? Verified emails and direct dials for all 81 automotive rubber seal suppliers based in the United Kingdom. Start with a free account, no credit card.

Download this list →

Related lists

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.