Company lists · Data refreshed November 2026

Top 25 Ultrasonic rail testing services worldwide

RevenueBase identified 264 company matches for ultrasonic rail testing services worldwide as of November 2026 and tracks 2,696 professional contacts across them, including 627 with verified work emails. The United States is the largest market and Mumbai the largest hub.

This list covers company matches for ultrasonic rail testing services 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 November 6, 2026. Country and city lists for ultrasonic rail testing services 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 Nov 6, 2026 How this list was built
264Companies
2,696Contacts tracked
627Verified emails
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The 25 largest ultrasonic rail testing services worldwide

Ranked by team size
Top 25 of 264 company matches for ultrasonic rail testing services worldwide, 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 matchShelton, CT, United StatesHQ recorded Nov 6, 2026501-1,000435 contacts →

Exact match

“For nearly a century, Sperry Rail has been a pioneering force in advancing Rail Health®, ensuring the safety, reliability, and integrity of global rail infrastructure.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchKaty, United StatesHQ recorded Nov 6, 2026201-500186 contacts →

Exact match

“UTQuality is a global industrial engineering company specializing in groundbreaking non-destructive testing services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchMeyrin, SwitzerlandHQ recorded Nov 6, 2026501-1,000140 contacts →

Exact match

“Speno International specialises in rail maintenance worldwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchPerth Airport, AustraliaHQ recorded Nov 6, 2026201-500129 contacts →

Exact match

“Speno Rail Maintenance Australia Pty Ltd (SRMA) specialise in Rail Maintenance, Technology, Diagnostics and Rectification.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchMalaysiaHQ recorded Nov 6, 202651-20073 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchGeorgetown, TX, United StatesHQ recorded Nov 6, 2026501-1,00058 contacts →

Exact match

“Previously known as Georgetown Rail Equipment Company (GREX), Loram Technologies provides innovative solutions in track inspection, friction management, ballast profiling, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchNoida, IndiaHQ recorded Nov 6, 2026201-50042 contacts →

Exact match

“More than two decades old company with a strong connection with clients and technology partners.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchHyderabad, IndiaHQ recorded Nov 6, 202651-20037 contacts →

Exact match

“We are a leading manufacturer of ultrasonic rail testing equipment since 1996, predominantly supplying to Indian Railways.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchOsby, SwedenHQ recorded Nov 6, 202651-20036 contacts →

Exact match

“Goldschmidt Sweden AB is part of the Goldschmidt Group.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchOrange, CA, United StatesHQ recorded Nov 6, 202611-5036 contacts →

Exact match

“Zephyr Rail provides engineering services to support a variety of rail clients.* Track Design * Civil Engineering * Grade Crossing Design/PUC Permitting * Quiet Zones * 3rd Party…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchRaynesway, United KingdomHQ recorded Nov 6, 202651-20034 contacts →

Exact match

“As of Friday, 17th January 2025, we reached an agreement for the sale of Omnicom to Hitachi Rail.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchMelbourne, AustraliaHQ recorded Nov 6, 202611-5033 contacts →

Exact match

“RTI is actively engaged in design, manufacture sales and contracting in the field of Rail Management and Automated Ultrasonic Non-Destructive Testing.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchEllesmere Port, United KingdomHQ recorded Nov 6, 202611-5026 contacts →

Exact match

“Inspection Consultants Ltd.(InCon) has been established for over 30 years and has a demonstrable track record of providing the full range of non-destructive testing services both…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchAnkara, TürkiyeHQ recorded Nov 6, 202611-5023 contacts →

Exact match

“Integrity NDT, Through our industry wide experience of Non-Destructive testing, we deliver a range of services in our approach to plant inspection and asset management, including…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchGreeley, LA, United StatesHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“TRISPEC, LLC is an NDT company based out of Greeley, CO specializing in Ultrasonics and conventional inspection methods.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchRingshall, United KingdomHQ recorded Nov 6, 202611-5019 contacts →

Exact match

“RMi Engineering have been trusted for over 20 years to deliver exceptional teams that work around the clock to keep critical assets safe and in service across rail, offshore and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchDettenheim, GermanyHQ recorded Nov 6, 202651-20019 contacts →

Exact match

“Seit über 30 Jahren stehen wir für höchste Qualität und Präzision in der zerstörungsfreien Prüfung.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchPachacamac, PeruHQ recorded Nov 6, 202611-5019 contacts →

Exact match

“NDT Innovations Perú SAC (antes Leon y Russo Ingenieros) es una empresa pionera en el Perú en ensayos no destructivos.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchFöhren, GermanyHQ recorded Nov 6, 202651-20018 contacts →

Exact match

“Specialized in track maintenance, we offer our customers a wide range of services for the management of their valuable infrastructure.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchPyskowice, PolandHQ recorded Nov 6, 202651-20017 contacts →

Exact match

“ASCO RAIL since the beginning of its activity in 1988 is considered one of the leaders on Rail sector for the Maintenance and Operation of railway vehicles.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchRosbach Vor Der Höhe, GermanyHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“DTEC GmbH offers you turn-key solutions for railway wheelsets flaw detection and train condition monitoring.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchNeumunster, GermanyHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“Since the foundation of WPT Nord GmbH on 01.06.1997 in Kiel, we have successfully adapted to the constantly growing demands of our customers and developed into an internationally…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchWest Columbia, SC, United StatesHQ recorded Nov 6, 202611-5015 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchSaint Loup De Varennes, FranceHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“L’entreprise Apave NDT Metalscan, basée à Chalon sur Saône, en Bourgogne, est spécialiste du Contrôle Non Destructif (CND) par Ultrasons.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchStafford, United KingdomHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“PTS are specialists in the provision of inspection by Non Destructive Testing (NDT Inspection).”

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

Showing 25 of 264 ultrasonic rail testing services worldwide

See the full list, filter by size, metro and specialty, and access 627 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Ultrasonic rail testing services worldwide at a glance

As of Nov 6, 2026
23.3%Verified-email coverage
10.2Average contacts per company
11-50Median size (employees)
1.9%Largest-city concentration · Mumbai
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
121
11-50
91
51-200
41
201-500
6
501-1,000
3
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 ultrasonic rail testing services are linked below.
What qualifies
Company records worldwide whose business descriptions match “ultrasonic rail testing 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. 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 627 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.

Ultrasonic rail testing services by location

1 lists · largest first

Every Ultrasonic rail testing services 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 “ultrasonic rail testing services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many ultrasonic rail testing services are there worldwide?

RevenueBase identified 264 company matches for ultrasonic rail testing services worldwide 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?

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

Which country has the most ultrasonic rail testing services?

The United States leads with 36 companies. Every ultrasonic rail testing services list by country and city is linked on this page.

Which city has the most ultrasonic rail testing services?

Mumbai leads with 5 company records, followed by Turin (3) and Broussard (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 627 professional contacts with verified work emails tracked across these 264 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.