Company lists · Data refreshed September 2026

Top 25 Plastic seal manufacturers based in the United Kingdom

RevenueBase identified 49 company matches for plastic seal manufacturers associated with the United Kingdom as of September 2026 and tracks 587 professional contacts across them, including 190 with verified work emails. Birmingham is the largest hub.

This list covers company matches for plastic seal manufacturers associated with the United Kingdom, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 30, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 RevenueBase SmartSearch · Exact Recorded Sep 30, 2026 How this list was built
49Companies
587Contacts tracked
190Verified emails
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The 25 largest plastic seal manufacturers based in the United Kingdom

Ranked by team size
Top 25 of 49 company matches for plastic seal manufacturers based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 30, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchBradford, United KingdomHQ recorded Sep 30, 202651-20092 contacts →

Exact match

“KLINGER is the world's leading sealing solutions and services provider.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
2Exact matchBedford, United KingdomHQ recorded Sep 30, 202651-20054 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
3Exact matchErith, United KingdomHQ recorded Sep 30, 202651-20031 contacts →

Exact match

“Established in 1973, Versapak is a leading manufacturer of reusable tamper evident bags, insulated carriers, and security seals designed to safeguard sensitive and valuable items…”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
4Exact matchLeeds, United KingdomHQ recorded Sep 30, 202651-20025 contacts →

Exact match

“We Seal is a UK-based, family-run business with over 40 years of experience, dedicated to supporting the baking industry with innovative sealing solutions.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
5Exact matchAshington, United KingdomHQ recorded Sep 30, 202611-5024 contacts →

Exact match

“Eastern Seals (UK) Ltd.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
6Exact matchSidcup, United KingdomHQ recorded Sep 30, 202651-20019 contacts →

Exact match

“ITW Envopak, a division of ITW Industrial Components, is a manufacturer of tamper evident security products.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
7Exact matchAshbourne, United KingdomHQ recorded Sep 30, 202611-5014 contacts →

Exact match

“Tamper Technologies is a specialist, security label and tape manufacturer with a proven base of expertise in printing, adhesives, silicone release technology and converting, with…”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
8Exact matchElland, United KingdomHQ recorded Sep 30, 202611-5012 contacts →

Exact match

“V-Seal Ltd is a leading UK manufacturer of gaskets, seals and laser cut parts, combining over 30 years of industry experience and a worldwide customer base spanning oil, gas and…”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
9Exact matchLymington, United KingdomHQ recorded Sep 30, 202611-5010 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
10Exact matchChichester, United KingdomHQ recorded Sep 30, 202611-5010 contacts →

Exact match

“With over 40 years of relevant and proven experience ‘O’ Rings Ltd offers a vast array of products available in a wide variety of materials.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
11Exact matchHalesowen, United KingdomHQ recorded Sep 30, 202611-5010 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
12Exact matchBirmingham, United KingdomHQ recorded Sep 30, 202611-508 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
13Exact matchWednesbury Road, United KingdomHQ recorded Sep 30, 20261-107 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
14Exact matchBurntwood, United KingdomHQ recorded Sep 30, 202651-2006 contacts →

Exact match

“Expert manufacturers of tamper evident security labels and the Label Lock (TM) brand.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
15Exact matchDudley, United KingdomHQ recorded Sep 30, 202611-506 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
16Exact matchSmethwick, United KingdomHQ recorded Sep 30, 202611-505 contacts →

Exact match

“SealXpress Ltd are an independent manufacturer & distributor of Sealing Products and we offer high quality sealing products, technical solutions with an emphasis on customer…”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
17Exact matchHucknall, United KingdomHQ recorded Sep 30, 202611-505 contacts →

Exact match

“MOONTOWN LTD celebrate our 30th anniversary in 2026 and over those three decades we have built a solid reputation worldwide and have been acknowledged as a seal manufacturer who…”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
18Exact matchAberdeen, United KingdomHQ recorded Sep 30, 20261-105 contacts →

Exact match

“Established in 2002, Swan Seals is a leading global manufacturer and supplier of seals and seal products, to a wide range of industries.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
19Exact matchWitham, United KingdomHQ recorded Sep 30, 20261-103 contacts →

Exact match

“Acme Seals is one of the world's leading manufacturers of quality tamper evident security seals from the very first Acme Lead security seal designed and manufactured back in 1884.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
20Exact matchTarporley, United KingdomHQ recorded Sep 30, 202611-503 contacts →

Exact match

“Universeal (UK) Limited are manufacturers and distributors of a full range of security seals including high security bolt seals and cable seals, plastic indicative seals, hospital…”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
21Exact matchMumby Road, United KingdomHQ recorded Sep 30, 20261-103 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
22Exact matchPeterlee, United KingdomHQ recorded Sep 30, 202611-502 contacts →

Exact match

“BERGER Group is a leading international specialist supplier of clamping rings, lids and seals for the packaging industry.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
23Exact matchHitchin, United KingdomHQ recorded Sep 30, 202611-502 contacts →

Exact match

“For over 50 years, Kopak has been providing solutions to Industry in Rubber Products.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
24Exact matchManchester, United KingdomHQ recorded Sep 30, 20261-102 contacts →

Exact match

“Welcome to E-A-P International Limited.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
25Exact matchYorkshire, United KingdomHQ recorded Sep 30, 202651-2002 contacts →

Exact match

“We are one of the largest sealant manufacturers in the UK.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase

Showing 25 of 49 plastic seal manufacturers based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 190 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Plastic seal manufacturers based in the United Kingdom at a glance

As of Sep 30, 2026
32.4%Verified-email coverage
12.0Average contacts per company
11-50Median size (employees)
6.1%Largest-city concentration · Birmingham
Sep 30, 2026Page data refreshed

Companies by employee count

1-10
21
11-50
19
51-200
8
201-500
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 49 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with the United Kingdom whose business descriptions match “plastic seal manufacturers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 190 professional contacts with verified work emails across the full matched dataset. 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.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “plastic seal manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many plastic seal manufacturers are there based in the United Kingdom?

RevenueBase identified 49 company matches for plastic seal manufacturers associated with the United Kingdom as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Klinger United Kingdom tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most plastic seal manufacturers?

Birmingham leads with 3 company records, followed by Burntwood (2) and Aberdeen (1).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 190 professional contacts with verified work emails tracked across these 49 companies; direct dials are available where recorded.

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 49 plastic seal manufacturers based in the United Kingdom. Start with a free account, no credit card.

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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 SmartSearch, 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.