Company lists · Data refreshed September 2026

Top 25 Nuclear licensing consultants worldwide

RevenueBase identified 351 company matches for nuclear licensing consultants worldwide as of September 2026 and tracks 9,252 professional contacts across them, including 2,481 with verified work emails. The United States is the largest market and Albuquerque the largest hub.

This list covers company matches for nuclear licensing consultants 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 20, 2026. Country and city lists for nuclear licensing consultants 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 20, 2026 How this list was built
351Companies
9,252Contacts tracked
2,481Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest nuclear licensing consultants worldwide

Ranked by team size
Top 25 of 351 company matches for nuclear licensing consultants worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 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 matchMarseille, FranceHQ recorded Sep 20, 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 20, 2026 · View company records in RevenueBase
2Exact matchSan Sebastian De Los Reyes, SpainHQ recorded Sep 20, 2026501-1,000487 contacts →

Exact match

“TECNATOM was set up in 1957 as a Spanish engineering company specialising in guaranteeing the operation and maintenance of nuclear power plants to the highest levels of safety.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchColumbia, MD, United StatesHQ recorded Sep 20, 2026201-500404 contacts →

Exact match

“GSE Solutions supports nuclear power and clean-energy fleets worldwide through integrated engineering services and software that strengthen operational performance.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchChorley, United KingdomHQ recorded Sep 20, 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 20, 2026 · View company records in RevenueBase
5Exact matchWilmington, NC, United StatesHQ recorded Sep 20, 2026501-1,000245 contacts →

Exact match

“Founded in 1977 Sonic Systems International (SSI) is a full-service quality-consulting firm serving the nuclear power generation utility industry.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchMontrouge, FranceHQ recorded Sep 20, 20261,001-5,000211 contacts →

Exact match

“Partner for the nuclear industry Bilfinger has successfully supported and advised customers from the nuclear industry for decades.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchAlbuquerque, NM, United StatesHQ recorded Sep 20, 2026201-500188 contacts →

Exact match

“SMSI is a small business providing management and technical/engineering services to the DOE/NNSA, national laboratories, and industrial clients.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchBirchwood, United KingdomHQ recorded Sep 20, 202651-200169 contacts →

Exact match

“DBD is an independent global enterprise providing innovative solutions to complex technical, engineering and strategic challenges in highly regulated industries.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchBagnols Sur Ceze, FranceHQ recorded Sep 20, 2026201-500163 contacts →

Exact match

“Société d’ingénierie, ECIA, une marque d'Equans, est un acteur de la filière nucléaire dans le domaine de la maîtrise des risques.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchOak Ridge, TN, United StatesHQ recorded Sep 20, 2026201-500162 contacts →

Exact match

“Spectra Tech is an engineering, environmental, and nuclear services company that focuses on providing high quality and cost-effective technical solutions for our Federal…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchKennewick, WA, United StatesHQ recorded Sep 20, 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 20, 2026 · View company records in RevenueBase
12Exact matchNew Delhi, IndiaHQ recorded Sep 20, 202651-200118 contacts →

Exact match

“Our principal object is to undertake technology oriented projects involving qualified, trained, skilled, dedicated and highly motivated manpower to undertake documentation…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchCharlotte, NC, United StatesHQ recorded Sep 20, 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 20, 2026 · View company records in RevenueBase
14Exact matchPeachtree Corners, GA, United StatesHQ recorded Sep 20, 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 20, 2026 · View company records in RevenueBase
15Exact matchWheat Ridge, CO, United StatesHQ recorded Sep 20, 202651-200104 contacts →

Exact match

“HukariAscendent is a technical consulting and engineering company specializing in comprehensive engineering and technical services associated with the nuclear industry and power…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchGretna, LA, United StatesHQ recorded Sep 20, 202651-20091 contacts →

Exact match

“Since 1981, BCP Engineers and Consultants (BCP) has provided engineering and project management services to the U.S.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchPembroke Dock, United KingdomHQ recorded Sep 20, 202651-20089 contacts →

Exact match

“InSite Technical Services is the partner you can rely on to support any engineering requirement.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchNorth Augusta, SC, United StatesHQ recorded Sep 20, 202651-20079 contacts →

Exact match

“Founded in 1989, TFE, Inc.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchGreensboro, GA, United StatesHQ recorded Sep 20, 202651-20079 contacts →

Exact match

“Meridian Services Group (formerly High Bridge Associates and Work Management, Inc.) is a project management consulting and services company.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchKarlstein Am Main, GermanyHQ recorded Sep 20, 202651-20064 contacts →

Exact match

“Our primary business areas include management of radioactive and hazardous waste, decommissioning of nuclear facilities as well as engineering and consulting services.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchStonington, CT, United StatesHQ recorded Sep 20, 202651-20061 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchLaudun L'ardoise, FranceHQ recorded Sep 20, 202611-5053 contacts →

Exact match

“Depuis plus de 35 ans, EAI Ingénierie accompagne les acteurs de l’Industrie en apportant son savoir-faire en gestion de projet et supervision de chantier avec une spécialisation…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchSewickley, PA, United StatesHQ recorded Sep 20, 202651-20052 contacts →

Exact match

“Empyrean, a Consulting Solutions company, is a premier provider of technical and engineering workforce solutions and consulting services for the energy sector across North America.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchNorcross, GA, United StatesHQ recorded Sep 20, 202651-20051 contacts →

Exact match

“United Controls International was established as a division of Reliance Electric in 1971 and was later spun off as an independent company.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchParis Cedex 12, FranceHQ recorded Sep 20, 2026201-50050 contacts →

Exact match

“Pour répondre à la demande énergétique croissante dans le monde, setec nucléaire accompagne les acteurs du nucléaire dans le développement de leurs projets.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 25 of 351 nuclear licensing consultants worldwide

See the full list, filter by size, metro and specialty, and access 2,481 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Nuclear licensing consultants worldwide at a glance

As of Sep 20, 2026
26.8%Verified-email coverage
26.4Average contacts per company
1-10Median size (employees)
1.1%Largest-city concentration · Albuquerque
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
191
11-50
82
51-200
50
201-500
16
501-1,000
5
1,001-5,000
4
5,001-10,000
1
10001+
1

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 licensing consultants are linked below.
What qualifies
Company records worldwide whose business descriptions match “nuclear licensing consultants” 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 2,481 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 20, 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 licensing consultants by location

3 lists · largest first

Every Nuclear licensing consultants 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 licensing consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many nuclear licensing consultants are there worldwide?

RevenueBase identified 351 company matches for nuclear licensing consultants 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?

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

Which country has the most nuclear licensing consultants?

The United States leads with 114 companies, followed by France (36) and the United Kingdom (34). Every nuclear licensing consultants list by country and city is linked on this page.

Which city has the most nuclear licensing consultants?

Albuquerque leads with 4 company records, followed by Oak Ridge (4) and Bristol (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 2,481 professional contacts with verified work emails tracked across these 351 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 20, 2026.

Ready to reach these companies? Verified emails and direct dials for all 351 nuclear licensing consultants worldwide. Start with a free account, no credit card.

Download this list →

Related lists

About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase 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.