Company lists · Data refreshed October 2026

Top 25 Nuclear reactor earthquake instrumentation suppliers worldwide

RevenueBase identified 297 company matches for nuclear reactor earthquake instrumentation suppliers worldwide as of October 2026 and tracks 18,197 professional contacts across them, including 7,743 with verified work emails. The United States is the largest market and Tehran the largest hub.

This list covers company matches for nuclear reactor earthquake instrumentation 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 reactor earthquake instrumentation 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 28, 2026 How this list was built
297Companies
18,197Contacts tracked
7,743Verified emails
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The 25 largest nuclear reactor earthquake instrumentation suppliers worldwide

Ranked by team size
Top 25 of 297 company matches for nuclear reactor earthquake instrumentation suppliers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 28, 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 Oct 28, 202610001+12,980 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 · Oct 28, 2026 · View company records in RevenueBase
2Exact matchDepew, NY, United StatesHQ recorded Oct 28, 20261,001-5,000797 contacts →

Exact match

“PCB manufactures vibration, pressure, force, strain, shock, and acoustic sensors used by design engineers and predictive maintenance professionals worldwide for test, measurement…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
3Exact matchFort Worth, TX, United StatesHQ recorded Oct 28, 2026201-500249 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 · Oct 28, 2026 · View company records in RevenueBase
4Exact matchKanata, ON, CanadaHQ recorded Oct 28, 202651-200211 contacts →

Exact match

“From mission-critical seismic arrays and tsunami warning systems in over 90 countries across the globe, to induced seismicity monitoring and frac monitoring for the energy…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
5Exact matchHouston, TX, United StatesHQ recorded Oct 28, 202651-200177 contacts →

Exact match

“ESG Solutions is a world leader in passive microseismic monitoring.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
6Exact matchSugar Land, TX, United StatesHQ recorded Oct 28, 2026201-500165 contacts →

Exact match

“INOVA designs and manufactures seismic data acquisition systems primarily for the oil and gas industry.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
7Exact matchTwinsburg, OH, United StatesHQ recorded Oct 28, 202651-20092 contacts →

Exact match

“Reuter-Stokes is an energy technology company that designs and manufactures sensors for power generation.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
8Exact matchBratislava, SlovakiaHQ recorded Oct 28, 202651-20087 contacts →

Exact match

“MicroStep-MIS operates worldwide and is specialized in development and manufacturing of customized monitoring and information systems, processing of acquired data, research and…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
9Exact matchMaple Ridge, BC, CanadaHQ recorded Oct 28, 202651-20085 contacts →

Exact match

“RST Instruments Ltd, founded in 1977, provides engineered solutions-sensors, instruments, communication systems and data management-for structural and geotechnical monitoring.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
10Exact matchCoyoacán, MexicoHQ recorded Oct 28, 2026201-50071 contacts →

Exact match

“Empresa comercializadora y distribuidora de equipos, accesorios y reactivos para la medición en diversos mercados como el Industrial, el de Medicina y Medicina Nuclear, Protección…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
11Exact matchReno, NV, United StatesHQ recorded Oct 28, 202651-20068 contacts →

Exact match

“Minerals / Geothermal / Groundwater / Petroleum / Environmental / Infrastructure Are you concerned about ensuring every opportunity for success for your project and stakeholders?”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
12Exact matchReading, United KingdomHQ recorded Oct 28, 202651-20066 contacts →

Exact match

“We manufacture force-feedback, broadband seismometers, accelerometers and data acquisition systems for a range of research and industrial applications.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
13Exact matchSão Carlos - Sp, BrazilHQ recorded Oct 28, 202651-20066 contacts →

Exact match

“Análise de Dados / Investigação Geofísica / RADAR Interferométrico / Monitoramento de Estruturas / Ressonância Microssísmica / Radiometria Gamma / Monitoramento Ambiental / InSAR…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
14Exact matchStockholm, SwedenHQ recorded Oct 28, 202651-20056 contacts →

Exact match

“Since its humble origins over four decades ago, Sigicom has grown to become a leading supplier and manufacturer of robust remote monitoring solutions.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
15Exact matchHigh Wycombe, United KingdomHQ recorded Oct 28, 202651-20053 contacts →

Exact match

“Hansford Sensors specialises in the design and manufacture of accelerometers for monitoring vibration and temperature of industrial machinery, playing a key part in the role of…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
16Exact matchKnoxville, TN, United StatesHQ recorded Oct 28, 202651-20046 contacts →

Exact match

“Analysis and Measurement Services Corporation (AMS) is a nuclear engineering consulting firm and recognized market leader in providing the worldwide nuclear power industry with…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
17Exact matchKnoxville, TN, United StatesHQ recorded Oct 28, 202651-20045 contacts →

Exact match

“TEC is an employee-owned company based in Knoxville, Tennessee, USA, that designs and manufactures diagnostic instruments for four diverse industries.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
18Exact matchBellaire, TX, United StatesHQ recorded Oct 28, 202611-5042 contacts →

Exact match

“Geophysical Technology, Inc.(GTI) designs, engineers, and manufactures wireless seismic recording technology, ancillary equipment and tools.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
19Exact matchOttawa, ON, CanadaHQ recorded Oct 28, 202651-20040 contacts →

Exact match

“For over 40 years, Instantel has been a global leader with best-in-class vibration, noise, and air overpressure equipment for quarries, mining, construction, civil, geotechnical…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
20Exact matchJapanHQ recorded Oct 28, 202611-5040 contacts →

Exact match

“Mirion Technologies (Canberra) KK provides Nuclear Measurement instrumentations to the Japanese market-Detectors *High Purity Germanium(HPGe) detector *Si(Li)/ Super Si(Li)…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
21Exact matchMasate, ItalyHQ recorded Oct 28, 202651-20039 contacts →

Exact match

“Sisgeo is a manufacturer of geotechnical and structural monitoring instrumentation, and global leader in the production of cutting-edge technologies applied to inclinometers.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
22Exact matchUnited StatesHQ recorded Oct 28, 20261,001-5,00037 contacts →

Exact match

“KROHNE Nuclear is located in Romans-sur-Isère, France.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
23Exact matchMississauga, ON, CanadaHQ recorded Oct 28, 202611-5036 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
24Exact matchToulouse, FranceHQ recorded Oct 28, 202611-5035 contacts →

Exact match

“Alliantech est un acteur de premier rang dans la fourniture de capteurs, systèmes d’acquisitions, moyens d’essais et moyens d’étalonnages.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
25Exact matchBury St Edmunds, United KingdomHQ recorded Oct 28, 202651-20034 contacts →

Exact match

“Established in 1992, Geosense Ltd is one of Europe’s leading manufacturers and suppliers of instruments to the geotechnical, civil engineering, mining and environmental industries.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase

Showing 25 of 297 nuclear reactor earthquake instrumentation suppliers worldwide

See the full list, filter by size, metro and specialty, and access 7,743 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Nuclear reactor earthquake instrumentation suppliers worldwide at a glance

As of Oct 28, 2026
42.6%Verified-email coverage
61.3Average contacts per company
11-50Median size (employees)
2.4%Largest-city concentration · Tehran
Oct 28, 2026Page data refreshed

Companies by employee count

1-10
123
11-50
103
51-200
46
201-500
16
501-1,000
4
1,001-5,000
2
10001+
2

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 reactor earthquake instrumentation suppliers are linked below.
What qualifies
Company records worldwide whose business descriptions match “nuclear reactor earthquake instrumentation 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 7,743 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 reactor earthquake instrumentation suppliers by location

1 lists · largest first

Every Nuclear reactor earthquake instrumentation 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 reactor earthquake instrumentation suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many nuclear reactor earthquake instrumentation suppliers are there worldwide?

RevenueBase identified 297 company matches for nuclear reactor earthquake instrumentation 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?

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

Which country has the most nuclear reactor earthquake instrumentation suppliers?

The United States leads with 50 companies. Every nuclear reactor earthquake instrumentation suppliers list by country and city is linked on this page.

Which city has the most nuclear reactor earthquake instrumentation suppliers?

Tehran leads with 7 company records, followed by Calgary (3) and Knoxville (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 7,743 professional contacts with verified work emails tracked across these 297 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.

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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.