Company lists · Data refreshed November 2026

Top 25 Radioactive containment services based in the United Kingdom

RevenueBase identified 48 company matches for radioactive containment services associated with the United Kingdom as of November 2026 and tracks 488 professional contacts across them, including 255 with verified work emails. Didcot is the largest hub.

This list covers company matches for radioactive containment services 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 November 6, 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 Nov 6, 2026 How this list was built
48Companies
488Contacts tracked
255Verified emails
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The 25 largest radioactive containment services based in the United Kingdom

Ranked by team size
Top 25 of 48 company matches for radioactive containment services based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchCheshire, United KingdomHQ recorded Nov 6, 202651-20067 contacts →

Exact match

“Urenco Nuclear Stewardship brings unrivalled innovation and expertise to nuclear decommissioning and materials recycling & management, for a safe sustainable and circular nuclear…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchLiverpool, United KingdomHQ recorded Nov 6, 202611-5038 contacts →

Exact match

“Integrated Radiological Services (IRS) Ltd is a privately owned SME providing radiation protection and associated services to users of ionising and non-ionising radiations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchDidcot, United KingdomHQ recorded Nov 6, 202611-5029 contacts →

Exact match

“High Technology Sources Limited (HTSL) is renowned throughout the non destructive testing, industrial and medical industries for delivering high quality products on time.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchBirchwood, United KingdomHQ recorded Nov 6, 202611-5024 contacts →

Exact match

“Cerberus Nuclear is a technical consultancy with over 100 cumulative years experience specialising in Radiation Shielding, Criticality Safety and Nuclear Characterisation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchBristol, United KingdomHQ recorded Nov 6, 202611-5022 contacts →

Exact match

“Established in France over 33 years ago, CERAP Prevention now operates all over the world, employing over 600 people who all work together to support their customers efficiently…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchWillenhall, United KingdomHQ recorded Nov 6, 202651-20021 contacts →

Exact match

“Safety and compliance are crucial standards that define the success of your projects.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchUxbridge, United KingdomHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“Ludlum Systems works with our customers to identify the most appropriate systems to meet the operational need and provides installation, calibration, service and lifetime support.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchOakham, United KingdomHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“GSL helps clients take decisions - by performing technical studies and strategic evaluations, and by obtaining approvals for selected management options.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchConwy, United KingdomHQ recorded Nov 6, 202651-20021 contacts →

Exact match

“A leading UK based company, with an international presence and a portfolio of technical excellence.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchDidcot, United KingdomHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“World Class Consultants providing World Class Advice.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchAbingdon, United KingdomHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“Croft Associates Limited (Croft) specialises in all aspects of the packaging and transport of radioactive materials.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchTwyford, United KingdomHQ recorded Nov 6, 202651-20018 contacts →

Exact match

“Cyclife Aquila Nuclear has now merged with Cyclife UK Ltd to bring together our complementary expertise and strong industry reputations to form a single, unified UK entity.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchPenrith, United KingdomHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“Eden NE provides consultancy and management services within the nuclear sector and for other users of radioactive materials.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchAberdeen, United KingdomHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“Aberdeen Radiation Protection Services (ARPS) has been delivering comprehensive and cost-effective, trusted radiation protection services to a wide range of industrial and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“The World Nuclear Transport Institute (WNTI) was founded in 1998 by British Nuclear Fuels plc (BNFL), now the Nuclear Decommissioning Authority (NDA) of the United Kingdom, COGEMA…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchBuilding R104, United KingdomHQ recorded Nov 6, 202611-508 contacts →

Exact match

“MCM Environmental Services Ltd brings together a team of consultants, founding partners and associates with unique international strategic, scientific and technical experience in…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchDidcot, United KingdomHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Ingenium was founded to undertake design of complex HVAC, active ventilation and building services systems, serving decommissioning, radioactive waste management and high hazard…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchCockermouth, United KingdomHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Experts in radiation measurement and nuclear characterisation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchHuddersfield, United KingdomHQ recorded Nov 6, 202611-502 contacts →

Exact match

“HG Containment was founded in 2004 specifically for High Containment Technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchHemel Hempstead, United KingdomHQ recorded Nov 6, 20261-102 contacts →

Exact match

“We provide a comprehensive range of containment testing service using the most advanced containment testing systems in accordance to current standards.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchChilton, United KingdomHQ recorded Nov 6, 20261-102 contacts →

Exact match

“Providing high quality consultancy on all aspects of radiation processing based on over 30 years of practical experience in the industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchAbingdon, United KingdomHQ recorded Nov 6, 20261-101 contacts →

Exact match

“RadEcol Consulting Ltd is a specialist support organisation working with a broad national and international portfolio of nuclear sector clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchStockport, United KingdomHQ recorded Nov 6, 20261-101 contacts →

Exact match

“Northern RPA provide advice, training and assistance to help employers comply with the:* Ionising Radiations Regulations 2017 * Environmental Permitting Regulations 2016 * Nuclear…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchGosport, United KingdomHQ recorded Nov 6, 20261-101 contacts →

Exact match

“We offer two sides to the company, one focusing on containment systems for laboratories, the other focusing on systems for the powergen industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchSheffield, United KingdomHQ recorded Nov 6, 20261-101 contacts →

Exact match

“We provide hazardous waste management solutions with a focus on container technologies for decommissioning.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 48 radioactive containment services based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 255 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Radioactive containment services based in the United Kingdom at a glance

As of Nov 6, 2026
52.3%Verified-email coverage
10.2Average contacts per company
11-50Median size (employees)
8.3%Largest-city concentration · Didcot
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
23
11-50
17
51-200
6
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 48 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 “radioactive containment services” 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 255 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 November 6, 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 “radioactive containment services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many radioactive containment services are there based in the United Kingdom?

RevenueBase identified 48 company matches for radioactive containment services associated with the United Kingdom as of November 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?

Urenco Nuclear Stewardship - UNS tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most radioactive containment services?

Didcot leads with 4 company records, followed by Hemel Hempstead (2) and London (2).

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 255 professional contacts with verified work emails tracked across these 48 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 November 6, 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 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.