Company lists · Data refreshed September 2026

Top 25 Nuclear asset information management companies worldwide

RevenueBase identified 107 company matches for nuclear asset information management companies worldwide as of September 2026 and tracks 23,597 professional contacts across them, including 9,203 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for nuclear asset information management companies 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 September 21, 2026. Country and city lists for nuclear asset information management companies 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 21, 2026 How this list was built
107Companies
23,597Contacts tracked
9,203Verified emails
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The 25 largest nuclear asset information management companies worldwide

Ranked by team size
Top 25 of 107 company matches for nuclear asset information management companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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 matchCourbevoie, FranceHQ recorded Sep 21, 202610001+12,439 contacts →

Exact match

“Framatome is an international leader in nuclear energy recognized for its innovative, digital and value added solutions for the global nuclear fleet.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2Exact matchMarseille, FranceHQ recorded Sep 21, 20261,001-5,0001,664 contacts →

Exact match

“Onet Technologies has 40 years of experience in the nuclear industry, with a strong expertise in engineering and services for reactor maintenance; dismantling, decommissioning and…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3Exact matchBirchwood, United KingdomHQ recorded Sep 21, 20265,001-10,0001,592 contacts →

Exact match

“Cavendish Nuclear is a core part of Babcock International Group’s Nuclear Sector.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4Exact matchSalt Lake City, UT, United StatesHQ recorded Sep 21, 20261,001-5,0001,254 contacts →

Exact match

“EnergySolutions is an international nuclear services company headquartered in Salt Lake City, Utah, and Charlotte, North Carolina, with operations across the United States and…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5Exact matchSector 1, RomaniaHQ recorded Sep 21, 20261,001-5,000449 contacts →

Exact match

“Since July 27, 1998 "Nuclearelectrica"- SA is registered with the Register of Commerce, Chamber of Commerce and Industry, as a state owned company.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6Exact matchHusinec-řež, Czech RepublicHQ recorded Sep 21, 2026501-1,000395 contacts →

Exact match

“The joint stock company ÚJV Řež is building on the six decades of experience of its predecessor – the Nuclear Research Institute (NRI).”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7Exact matchChorley, United KingdomHQ recorded Sep 21, 2026501-1,000297 contacts →

Exact match

“We support our clients by delivering safe, practical and efficient solutions to complex nuclear challenges, with a strong focus on disposability.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8Exact matchUnited StatesHQ recorded Sep 21, 20261,001-5,000254 contacts →

Exact match

“CANBERRA, now a part of Mirion Technologies, is a leading provider of innovative and cost-effective nuclear measurement solutions used to maintain safety of personnel, assess the…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9Exact matchFort Worth, TX, United StatesHQ recorded Sep 21, 2026201-500234 contacts →

Exact match

“Paragon tackles the most difficult challenges of the nuclear industry-those faced by the current operating fleet as well as the next generation of advanced reactors.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10Exact matchSwedenHQ recorded Sep 21, 2026501-1,000192 contacts →

Exact match

“Studsvik offers a range of advanced technical services to the global nuclear power industry.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11Exact matchToronto, ON, CanadaHQ recorded Sep 21, 2026201-500187 contacts →

Exact match

“Laurentis Energy Partners, a wholly-owned commercial subsidiary of Ontario Power Generation that was formerly known as Canadian Nuclear Partners, is an innovator and leader in the…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12Exact matchOak Ridge, TN, United StatesHQ recorded Sep 21, 2026201-500138 contacts →

Exact match

“Omega Technical Services is an award-winning Critical Infrastructure Lifecycle Management firm.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13Exact matchKennewick, WA, United StatesHQ recorded Sep 21, 2026501-1,000129 contacts →

Exact match

“Hi Tech Solutions provides services to the nuclear power generation industry in four main areas: outage services (plant outages and reactor maintenance), nuclear fuel cycle…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14Exact matchCharlotte, NC, United StatesHQ recorded Sep 21, 202651-200118 contacts →

Exact match

“At Atkins Nuclear Solutions US, we offer client solutions crafted by the best engineers and specialists in the industry, served with truly exceptional customer service.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15Exact matchPeachtree Corners, GA, United StatesHQ recorded Sep 21, 202651-200116 contacts →

Exact match

“NAC International Inc.(NAC) is an industry-leading provider of engineering, consulting, and nuclear fuel management solutions for nuclear facility operators, fuel cycle companies…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16Exact matchMetairie, LA, United StatesHQ recorded Sep 21, 2026201-500101 contacts →

Exact match

“Nuclear and Power Generation and Water Solution data management systems backed by a team of industry experts.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17Exact matchAlbuquerque, NM, United StatesHQ recorded Sep 21, 202651-20046 contacts →

Exact match

“Sigma Science is now part of the RSI Group.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18Exact matchTwyford, United KingdomHQ recorded Sep 21, 202651-20035 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 · Sep 21, 2026 · View company records in RevenueBase
19Exact matchPeekskill, NY, United StatesHQ recorded Sep 21, 202611-5033 contacts →

Exact match

“Founded in 1979 and now an EnergySolutions company, WMG, Inc.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20Exact matchToronto, ON, CanadaHQ recorded Sep 21, 202651-20033 contacts →

Exact match

“Nuvia Canada Nuvia Canada Inc.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Sep 21, 202611-5027 contacts →

Exact match

“Nuclear Risk Insurers (NRI) is a FCA regulated insurance intermediary that acts as the UK insurance market's underwriting agent for all matters of nuclear insurance.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22Exact matchOak Ridge, TN, United StatesHQ recorded Sep 21, 202611-5024 contacts →

Exact match

“Park Nuclear stands at the forefront of the Nuclear Power Industry, specializing in providing top-tier solutions for obsolescence management, strategic sourcing of hard-to-find…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23Exact matchPhoenix, AZ, United StatesHQ recorded Sep 21, 202611-5023 contacts →

Exact match

“With over 60 reactors around the world relying on our technology, Nuclearn is built on one simple idea: nuclear deserves better tools.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24Exact matchPuteaux, FranceHQ recorded Sep 21, 202611-5022 contacts →

Exact match

“NucAdvisor is a nuclear consulting company established in France by a group of senior executives and high-level experts from across the European nuclear industry.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25Exact matchUnited StatesHQ recorded Sep 21, 2026201-50021 contacts →

Exact match

“Ranked among the top 10 global nuclear engineering firms, IDOM has been involved in the nuclear industry since the development of early nuclear generation projects since the late…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

Showing 25 of 107 nuclear asset information management companies worldwide

See the full list, filter by size, metro and specialty, and access 9,203 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Nuclear asset information management companies worldwide at a glance

As of Sep 21, 2026
39.0%Verified-email coverage
220.5Average contacts per company
11-50Median size (employees)
7.5%Largest-city concentration · London
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
31
11-50
27
51-200
16
201-500
12
501-1,000
7
1,001-5,000
9
5,001-10,000
1
10001+
4

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 asset information management companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “nuclear asset information management companies” 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 9,203 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 21, 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 asset information management companies by location

1 lists · largest first

Every Nuclear asset information management companies 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 asset information management companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many nuclear asset information management companies are there worldwide?

RevenueBase identified 107 company matches for nuclear asset information management companies worldwide 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?

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

Which country has the most nuclear asset information management companies?

The United States leads with 31 companies. Every nuclear asset information management companies list by country and city is linked on this page.

Which city has the most nuclear asset information management companies?

London leads with 8 company records, followed by Toronto (3) and Brussels (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 9,203 professional contacts with verified work emails tracked across these 107 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 21, 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.