Company lists · Data refreshed October 2026
Top 25 Nuclear sealants suppliers worldwide
RevenueBase identified 255 company matches for nuclear sealants suppliers worldwide as of October 2026 and tracks 3,687 professional contacts across them, including 1,146 with verified work emails. The United States is the largest market and Mumbai the largest hub.
This list covers company matches for nuclear sealants suppliers worldwide, 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 October 28, 2026. Country and city lists for nuclear sealants suppliers follow the table.
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.
The 25 largest nuclear sealants suppliers worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 700 contacts → | ||||
Exact match “We supply high performance fluid sealing products and services, from research and development, manufacture and supply, to plant monitoring, on-site maintenance and seal…” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 2 | 411 contacts → | ||||
Exact match “Flexitallic is the market leader in the manufacture and supply of static sealing solutions, delivering high quality industrial gaskets and providing support and engineering…” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 3 | 149 contacts → | ||||
Exact match “VSP Technologies’ Engineers & Specialists are recognized experts in the industry.” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 4 | 122 contacts → | ||||
Exact match “Sur-Seal goes the extra mile to solve the toughest challenges around the world of sealing.” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 5 | 91 contacts → | ||||
Exact match “KLINGER is the world's leading sealing solutions and services provider.” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 6 | 81 contacts → | ||||
Exact match “Référent industriel en systèmes d’étanchéité au service des clients du nucléaire, de la défense et des solutions bas-carbone, Vanatome garantit fiabilité, expertise et innovation…” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 7 | 78 contacts → | ||||
Exact match “SAFE IS SIMPLY SAFE DOYMA is a leading manufacturer of sealing and fire protection systems based in Oyten.” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 8 | 75 contacts → | ||||
Exact match “Robco is a Canadian manufacturer supplying specialty fluid sealing products: Braided Compression Packing, standard and custom-made Gaskets, Mechanical Seals, Engineered Plastics…” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 9 | 60 contacts → | ||||
Exact match “Eynard Robin, the traditional leader of French industrial sealing is a company of Efire Group.” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 10 | 49 contacts → | ||||
Exact match “DENSO - Advanced in sealing.” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 11 | 49 contacts → | ||||
Exact match “JETSEAL, Inc is an industry leader of high quality resilient metal seals.” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 12 | 48 contacts → | ||||
Exact match “Burgmann Packings is a privately-owned company pioneering the development and production of Low Emission Technologies.” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 13 | 47 contacts → | ||||
Exact match “Empresa especializada em vedações industriais que tem por objetivo, desde seu primeiro dia de história, ser a melhor em seu segmento.” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 14 | 35 contacts → | ||||
Exact match “Moss Seal Company globally supplies fluid sealing solutions, of the highest quality manufacturing & materials, in the fast paced industry of oil & gas.” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 15 | 33 contacts → | ||||
Exact match “We provide cable and pipe sealing solutions for a wide range of applications within many different industries.” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 16 | 30 contacts → | ||||
Exact match “Desde de 1980 a SOTEQUI® está no mercado de Vedações Industriais Solucionando seus problemas de vazamentos.” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 17 | 30 contacts → | ||||
Exact match “Calvo Sealing is a global leader in industrial sealing solutions with over 60 years of experience.” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 18 | 29 contacts → | ||||
Exact match “As a global leader in seal technology, HPS is a highly trusted and respected source of technical support and seal design for many of the world's most demanding OEMs – in Europe…” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 19 | 23 contacts → | ||||
Exact match “Alba Gaskets is a specialist, independent provider of innovative sealing technology designed to ensure our clients can maintain the very highest levels of asset integrity.” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 20 | 22 contacts → | ||||
Exact match “SIEM SUPRANITE est le fabricant français des solutions d'étanchéité hautes performances pour l’Énergie, l’Oil & Gas et la Chimie.” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 21 | 22 contacts → | ||||
Exact match “Vedagol Sistema Em Vedacao is a mechanical or industrial engineering company based out of R Ivone Zaitune Merighi, 107, Guapiacu, São Paulo, Brazil.” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 22 | 21 contacts → | ||||
Exact match “Créée en 1974, Presto Fuites "Leader Français de l'étanchéité industrielle" a développer un procédé permettant de colmater tout type de fuites industrielles en charge (vapeur…” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 23 | 19 contacts → | ||||
Exact match “CSD Sealing System (UK) have specialised in the supply and installation of technically advanced cable transits, flexible pipe penetrations and RISE and Nofirno cable duct seals…” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 24 | 18 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 25 | 16 contacts → | ||||
Exact match “Castelein Sealants is op korte termijn zeer sterk gegroeid als producent voor afdichtingen op maat.” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “nuclear sealants suppliers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 255 nuclear sealants suppliers worldwide
See the full list, filter by size, metro and specialty, and access 1,146 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Nuclear sealants suppliers worldwide at a glance
As of Oct 28, 2026Companies by employee count
Email recency is reported on each country list linked below.
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.
- Coverage
- Every country. Country and city lists for nuclear sealants suppliers are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “nuclear sealants suppliers” 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. 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 1,146 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 October 28, 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.
Nuclear sealants suppliers by location
2 lists · largest firstEvery Nuclear sealants suppliers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
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 “nuclear sealants suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many nuclear sealants suppliers are there worldwide?
RevenueBase identified 255 company matches for nuclear sealants suppliers worldwide as of October 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?
James Walker tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most nuclear sealants suppliers?
The United States leads with 38 companies, followed by the United Kingdom (29). Every nuclear sealants suppliers list by country and city is linked on this page.
Which city has the most nuclear sealants suppliers?
Mumbai leads with 6 company records, followed by Houston (4) and Ahmedabad (3).
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 1,146 professional contacts with verified work emails tracked across these 255 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 October 28, 2026.
Ready to reach these companies? Verified emails and direct dials for all 255 nuclear sealants suppliers worldwide. 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.
More company lists
Company intelligence · public preview
Top 25 nuclear sealants suppliers worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 255 matching company records for nuclear sealants suppliers worldwide, with 3,687 tracked contacts and 1,146 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 28, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 nuclear sealants suppliers worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | James Walkerjameswalker.biz HQ: Woking, United KingdomReported employees: 1,001-5,000 | Woking, United Kingdom | 1,001-5,000 | Exact match | 700 contacts → |
“We supply high performance fluid sealing products and services, from research and development, manufacture and supply, to plant monitoring, on-site maintenance and seal…” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Flexitallicflexitallic.com HQ: United StatesReported employees: 1,001-5,000 | United States | 1,001-5,000 | Exact match | 411 contacts → |
“Flexitallic is the market leader in the manufacture and supply of static sealing solutions, delivering high quality industrial gaskets and providing support and engineering…” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | VSP Technologiesvsptechnologies.com HQ: Prince George, VA, CanadaReported employees: 51-200 | Prince George, VA, Canada | 51-200 | Exact match | 149 contacts → |
“VSP Technologies’ Engineers & Specialists are recognized experts in the industry.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Sur-Seal, LLCsur-seal.comHQ: Cincinnati, OH, United StatesReported employees: 201-500 | Cincinnati, OH, United States | 201-500 | Exact match | 122 contacts → |
“Sur-Seal goes the extra mile to solve the toughest challenges around the world of sealing.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Klinger United Kingdomklinger.co.uk HQ: Bradford, United KingdomReported employees: 51-200 | Bradford, United Kingdom | 51-200 | Exact match | 91 contacts → |
“KLINGER is the world's leading sealing solutions and services provider.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Vanatomevanatome.com HQ: St.-vallier, FranceReported employees: 51-200 | St.-vallier, France | 51-200 | Exact match | 81 contacts → |
“Référent industriel en systèmes d’étanchéité au service des clients du nucléaire, de la défense et des solutions bas-carbone, Vanatome garantit fiabilité, expertise et innovation…” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Doyma Gmbh & COdoyma.de HQ: Oyten, GermanyReported employees: 201-500 | Oyten, Germany | 201-500 | Exact match | 78 contacts → |
“SAFE IS SIMPLY SAFE DOYMA is a leading manufacturer of sealing and fire protection systems based in Oyten.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Robco INCrobco.comHQ: Lasalle, QC, CanadaReported employees: 51-200 | Lasalle, QC, Canada | 51-200 | Exact match | 75 contacts → |
“Robco is a Canadian manufacturer supplying specialty fluid sealing products: Braided Compression Packing, standard and custom-made Gaskets, Mechanical Seals, Engineered Plastics…” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Eynard Robingroupe-efire.comHQ: St Fons, FranceReported employees: 11-50 | St Fons, France | 11-50 | Exact match | 60 contacts → |
“Eynard Robin, the traditional leader of French industrial sealing is a company of Efire Group.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Denso Group Germanydenso-group.com HQ: Leverkusen, GermanyReported employees: 51-200 | Leverkusen, Germany | 51-200 | Exact match | 49 contacts → |
“DENSO - Advanced in sealing.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Jetseal, INCjetseal.com HQ: Spokane Valley, WA, United StatesReported employees: 51-200 | Spokane Valley, WA, United States | 51-200 | Exact match | 49 contacts → |
“JETSEAL, Inc is an industry leader of high quality resilient metal seals.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Burgmann Packingsburgmannpackings.com HQ: Waldenburg, PolandReported employees: 201-500 | Waldenburg, Poland | 201-500 | Exact match | 48 contacts → |
“Burgmann Packings is a privately-owned company pioneering the development and production of Low Emission Technologies.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Vedações Makitavedacoesmakita.com.brHQ: Campinas, BrazilReported employees: 51-200 | Campinas, Brazil | 51-200 | Exact match | 47 contacts → |
“Empresa especializada em vedações industriais que tem por objetivo, desde seu primeiro dia de história, ser a melhor em seu segmento.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Moss Seal COmoss-seal.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 35 contacts → |
“Moss Seal Company globally supplies fluid sealing solutions, of the highest quality manufacturing & materials, in the fast paced industry of oil & gas.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Roxtec UK & Irelandroxtec.com HQ: Bury, United KingdomReported employees: 11-50 | Bury, United Kingdom | 11-50 | Exact match | 33 contacts → |
“We provide cable and pipe sealing solutions for a wide range of applications within many different industries.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Sotequi STI Internacionalsotequi.com.br HQ: Sao Paulo, BrazilReported employees: 51-200 | Sao Paulo, Brazil | 51-200 | Exact match | 30 contacts → |
“Desde de 1980 a SOTEQUI® está no mercado de Vedações Industriais Solucionando seus problemas de vazamentos.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Calvo Sealing, S.Lcalvosealing.comHQ: Sant Esteve De Sesrovires, SpainReported employees: 11-50 | Sant Esteve De Sesrovires, Spain | 11-50 | Exact match | 30 contacts → |
“Calvo Sealing is a global leader in industrial sealing solutions with over 60 years of experience.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Hps, INChpsseals.com HQ: West Deptford Township, NJ, United StatesReported employees: 51-200 | West Deptford Township, NJ, United States | 51-200 | Exact match | 29 contacts → |
“As a global leader in seal technology, HPS is a highly trusted and respected source of technical support and seal design for many of the world's most demanding OEMs – in Europe…” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Alba Gasketsalbagaskets.comHQ: Aberdeen, United KingdomReported employees: 11-50 | Aberdeen, United Kingdom | 11-50 | Exact match | 23 contacts → |
“Alba Gaskets is a specialist, independent provider of innovative sealing technology designed to ensure our clients can maintain the very highest levels of asset integrity.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Siem Supranitesiem.fr HQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 22 contacts → |
“SIEM SUPRANITE est le fabricant français des solutions d'étanchéité hautes performances pour l’Énergie, l’Oil & Gas et la Chimie.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Vedagol Sistema EM Vedacaovedagol.com.br HQ: Guapiacu, BrazilReported employees: 11-50 | Guapiacu, Brazil | 11-50 | Exact match | 22 contacts → |
“Vedagol Sistema Em Vedacao is a mechanical or industrial engineering company based out of R Ivone Zaitune Merighi, 107, Guapiacu, São Paulo, Brazil.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Presto Fuitesprestofuites.fr HQ: Saint-romain-de-colbosc, United StatesReported employees: 11-50 | Saint-romain-de-colbosc, United States | 11-50 | Exact match | 21 contacts → |
“Créée en 1974, Presto Fuites "Leader Français de l'étanchéité industrielle" a développer un procédé permettant de colmater tout type de fuites industrielles en charge (vapeur…” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | CSD Sealing Systems UKcsdsealingsystems.co.uk HQ: Northumberland, United KingdomReported employees: 11-50 | Northumberland, United Kingdom | 11-50 | Exact match | 19 contacts → |
“CSD Sealing System (UK) have specialised in the supply and installation of technically advanced cable transits, flexible pipe penetrations and RISE and Nofirno cable duct seals…” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Furoseal S.A. DE C.Vfuroseal.mx HQ: MexicoReported employees: 11-50 | Mexico | 11-50 | Exact match | 18 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 25 |  Castelein Sealantscasteleinsealants.euHQ: Kapellen, BelgiumReported employees: 11-50 | Kapellen, Belgium | 11-50 | Exact match | 16 contacts → |
“Castelein Sealants is op korte termijn zeer sterk gegroeid als producent voor afdichtingen op maat.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 255 company matches
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Nuclear sealants suppliers: dataset insights
October 28, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
255 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 255 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 28, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Nuclear sealants suppliers by location
2 lists · largest firstEvery Nuclear sealants suppliers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for nuclear sealants suppliers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many nuclear sealants suppliers did RevenueBase find worldwide?
The saved snapshot records 255 matching company records, 3,687 tracked contacts and 1,146 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 28, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 nuclear sealants suppliers worldwide. Snapshot: October 28, 2026. https://revenuebase.ai/companies/browse/nuclear-sealants-suppliers.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 nuclear sealants suppliers worldwide
RevenueBase records 255 matching company records for nuclear sealants suppliers worldwide, with 3,687 tracked contacts and 1,146 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 28, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 nuclear sealants suppliers worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | James Walkerjameswalker.biz HQ: Woking, United KingdomReported employees: 1,001-5,000 | Woking, United Kingdom | 1,001-5,000 | Exact match | 700 contacts → |
“We supply high performance fluid sealing products and services, from research and development, manufacture and supply, to plant monitoring, on-site maintenance and seal…” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Flexitallicflexitallic.com HQ: United StatesReported employees: 1,001-5,000 | United States | 1,001-5,000 | Exact match | 411 contacts → |
“Flexitallic is the market leader in the manufacture and supply of static sealing solutions, delivering high quality industrial gaskets and providing support and engineering…” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | VSP Technologiesvsptechnologies.com HQ: Prince George, VA, CanadaReported employees: 51-200 | Prince George, VA, Canada | 51-200 | Exact match | 149 contacts → |
“VSP Technologies’ Engineers & Specialists are recognized experts in the industry.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Sur-Seal, LLCsur-seal.com HQ: Cincinnati, OH, United StatesReported employees: 201-500 | Cincinnati, OH, United States | 201-500 | Exact match | 122 contacts → |
“Sur-Seal goes the extra mile to solve the toughest challenges around the world of sealing.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Klinger United Kingdomklinger.co.uk HQ: Bradford, United KingdomReported employees: 51-200 | Bradford, United Kingdom | 51-200 | Exact match | 91 contacts → |
“KLINGER is the world's leading sealing solutions and services provider.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Vanatomevanatome.com HQ: St.-vallier, FranceReported employees: 51-200 | St.-vallier, France | 51-200 | Exact match | 81 contacts → |
“Référent industriel en systèmes d’étanchéité au service des clients du nucléaire, de la défense et des solutions bas-carbone, Vanatome garantit fiabilité, expertise et innovation…” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Doyma Gmbh & COdoyma.de HQ: Oyten, GermanyReported employees: 201-500 | Oyten, Germany | 201-500 | Exact match | 78 contacts → |
“SAFE IS SIMPLY SAFE DOYMA is a leading manufacturer of sealing and fire protection systems based in Oyten.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Robco INCrobco.com HQ: Lasalle, QC, CanadaReported employees: 51-200 | Lasalle, QC, Canada | 51-200 | Exact match | 75 contacts → |
“Robco is a Canadian manufacturer supplying specialty fluid sealing products: Braided Compression Packing, standard and custom-made Gaskets, Mechanical Seals, Engineered Plastics…” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Eynard Robingroupe-efire.com HQ: St Fons, FranceReported employees: 11-50 | St Fons, France | 11-50 | Exact match | 60 contacts → |
“Eynard Robin, the traditional leader of French industrial sealing is a company of Efire Group.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Denso Group Germanydenso-group.com HQ: Leverkusen, GermanyReported employees: 51-200 | Leverkusen, Germany | 51-200 | Exact match | 49 contacts → |
“DENSO - Advanced in sealing.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Jetseal, INCjetseal.com HQ: Spokane Valley, WA, United StatesReported employees: 51-200 | Spokane Valley, WA, United States | 51-200 | Exact match | 49 contacts → |
“JETSEAL, Inc is an industry leader of high quality resilient metal seals.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Burgmann Packingsburgmannpackings.com HQ: Waldenburg, PolandReported employees: 201-500 | Waldenburg, Poland | 201-500 | Exact match | 48 contacts → |
“Burgmann Packings is a privately-owned company pioneering the development and production of Low Emission Technologies.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Vedações Makitavedacoesmakita.com.br HQ: Campinas, BrazilReported employees: 51-200 | Campinas, Brazil | 51-200 | Exact match | 47 contacts → |
“Empresa especializada em vedações industriais que tem por objetivo, desde seu primeiro dia de história, ser a melhor em seu segmento.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Moss Seal COmoss-seal.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 35 contacts → |
“Moss Seal Company globally supplies fluid sealing solutions, of the highest quality manufacturing & materials, in the fast paced industry of oil & gas.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Roxtec UK & Irelandroxtec.com HQ: Bury, United KingdomReported employees: 11-50 | Bury, United Kingdom | 11-50 | Exact match | 33 contacts → |
“We provide cable and pipe sealing solutions for a wide range of applications within many different industries.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Sotequi STI Internacionalsotequi.com.br HQ: Sao Paulo, BrazilReported employees: 51-200 | Sao Paulo, Brazil | 51-200 | Exact match | 30 contacts → |
“Desde de 1980 a SOTEQUI® está no mercado de Vedações Industriais Solucionando seus problemas de vazamentos.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Calvo Sealing, S.Lcalvosealing.com HQ: Sant Esteve De Sesrovires, SpainReported employees: 11-50 | Sant Esteve De Sesrovires, Spain | 11-50 | Exact match | 30 contacts → |
“Calvo Sealing is a global leader in industrial sealing solutions with over 60 years of experience.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Hps, INChpsseals.com HQ: West Deptford Township, NJ, United StatesReported employees: 51-200 | West Deptford Township, NJ, United States | 51-200 | Exact match | 29 contacts → |
“As a global leader in seal technology, HPS is a highly trusted and respected source of technical support and seal design for many of the world's most demanding OEMs – in Europe…” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Alba Gasketsalbagaskets.com HQ: Aberdeen, United KingdomReported employees: 11-50 | Aberdeen, United Kingdom | 11-50 | Exact match | 23 contacts → |
“Alba Gaskets is a specialist, independent provider of innovative sealing technology designed to ensure our clients can maintain the very highest levels of asset integrity.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Siem Supranitesiem.fr HQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 22 contacts → |
“SIEM SUPRANITE est le fabricant français des solutions d'étanchéité hautes performances pour l’Énergie, l’Oil & Gas et la Chimie.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Vedagol Sistema EM Vedacaovedagol.com.br HQ: Guapiacu, BrazilReported employees: 11-50 | Guapiacu, Brazil | 11-50 | Exact match | 22 contacts → |
“Vedagol Sistema Em Vedacao is a mechanical or industrial engineering company based out of R Ivone Zaitune Merighi, 107, Guapiacu, São Paulo, Brazil.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Presto Fuitesprestofuites.fr HQ: Saint-romain-de-colbosc, United StatesReported employees: 11-50 | Saint-romain-de-colbosc, United States | 11-50 | Exact match | 21 contacts → |
“Créée en 1974, Presto Fuites "Leader Français de l'étanchéité industrielle" a développer un procédé permettant de colmater tout type de fuites industrielles en charge (vapeur…” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | CSD Sealing Systems UKcsdsealingsystems.co.uk HQ: Northumberland, United KingdomReported employees: 11-50 | Northumberland, United Kingdom | 11-50 | Exact match | 19 contacts → |
“CSD Sealing System (UK) have specialised in the supply and installation of technically advanced cable transits, flexible pipe penetrations and RISE and Nofirno cable duct seals…” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Furoseal S.A. DE C.Vfuroseal.mx HQ: MexicoReported employees: 11-50 | Mexico | 11-50 | Exact match | 18 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 25 | Castelein Sealantscasteleinsealants.eu HQ: Kapellen, BelgiumReported employees: 11-50 | Kapellen, Belgium | 11-50 | Exact match | 16 contacts → |
“Castelein Sealants is op korte termijn zeer sterk gegroeid als producent voor afdichtingen op maat.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Nuclear sealants suppliers: dataset insights
October 28, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
255 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 255 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 28, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Nuclear sealants suppliers by location
2 lists · largest firstEvery Nuclear sealants suppliers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for nuclear sealants suppliers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many nuclear sealants suppliers did RevenueBase find worldwide?
The saved snapshot records 255 matching company records, 3,687 tracked contacts and 1,146 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 28, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
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Cite this list
RevenueBase Data Team. Top 25 nuclear sealants suppliers worldwide. Snapshot: October 28, 2026. https://revenuebase.ai/companies/browse/nuclear-sealants-suppliers.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗