Company lists · Data refreshed November 2026

Top 19 Ultrasonic rail testing services based in the United States

RevenueBase identified 36 company matches for ultrasonic rail testing services associated with the United States as of November 2026 and tracks 851 professional contacts across them, including 278 with verified work emails. Broussard is the largest hub.

This list covers company matches for ultrasonic rail testing services associated with the United States, 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
36Companies
851Contacts tracked
278Verified emails
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The 19 largest ultrasonic rail testing services based in the United States

Ranked by team size
Top 19 of 36 company matches for ultrasonic rail testing services based in the United States, 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 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
4Exact 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
5Exact 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
6Exact 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
7Exact matchState College, PA, United StatesHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“TechKnowServ offers traditional nondestructive testing and advanced long range ultrasound and acoustic emission inspection products and services for the railroad, petrochemical…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchMesa, AZ, United StatesHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“Founded in 1995, Advanced Material Solutions (AMS) specializes in safe, high-speed, high-volume detection of structural flaws within manufacturing components and equipment to…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchMarshall, TX, United StatesHQ recorded Nov 6, 202651-2007 contacts →

Exact match

“At Steel Line Rail Services, A Division of PSC Group, our mission is: Provide the railroad Industry with qualified inspections and easily understood reports.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchConroe, TX, United StatesHQ recorded Nov 6, 202611-507 contacts →

Exact match

“Sound NDT Solutions (SNS) provides a full range of non-destructive testing and inspection services to its energy and heavy manufacturing industry clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchPlymouth, MI, United StatesHQ recorded Nov 6, 20261-105 contacts →

Exact match

“For more than 20 years on a global basis, Gladd Solutions has delivered highly-accurate ultrasound corrosion analysis of hull plating for military agencies, dry dock companies…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchConroe, TX, United StatesHQ recorded Nov 6, 20261-104 contacts →

Exact match

“AXIOM Advanced Inspection Services LLC is a rising leader in the fabrication inspection industry in Houston, TX.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchNew Orleans, LA, United StatesHQ recorded Nov 6, 202611-503 contacts →

Exact match

“Advanced Phased Array & High-Resolution Ultrasonic Inspection Specialists At SQAD Inspection Services, we specialize in Phased Array Ultrasonic Testing (PAUT) to support some of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchTampa, FL, United StatesHQ recorded Nov 6, 20261-103 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchWolfeboro, NH, United StatesHQ recorded Nov 6, 20261-103 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchSan Antonio, TX, United StatesHQ recorded Nov 6, 202611-502 contacts →

Exact match

“Guided Wave Analysis (GWA) sells and rents MsS Guided Wave Testing System (LRUT inspection equipment) to NDT service providers worldwide and supports them with Guided Wave Testing…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchGretna, LA, United StatesHQ recorded Nov 6, 20261-102 contacts →

Exact match

“Gulf X-Ray Specializes in Magnetic Particle Ultrasonic, Infrared & Thermal, Electromagnetic, Leak, Liquid Penetrant, Radiographics, Visual & Optics.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchBroussard, LA, United StatesHQ recorded Nov 6, 202651-2001 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchStillwater, MN, United StatesHQ recorded Nov 6, 202611-501 contacts →

Exact match

“In Lehigh Valley, Pa we specialize in NDT services, ultrasonic, radiology, hardness, magnetic particle & penetrant testing for concrete & fabrication companies, foundries.”

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

Showing 19 of 36 ultrasonic rail testing services based in the United States

See the full list, filter by size, metro and specialty, and access 278 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Ultrasonic rail testing services based in the United States at a glance

As of Nov 6, 2026
32.7%Verified-email coverage
23.6Average contacts per company
11-50Median size (employees)
5.6%Largest-city concentration · Broussard
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
12
11-50
17
51-200
3
201-500
1
501-1,000
2
10001+
1

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 36 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 States 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. 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 278 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 “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 based in the United States?

RevenueBase identified 36 company matches for ultrasonic rail testing services associated with the United States 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 city has the most ultrasonic rail testing services?

Broussard leads with 2 company records, followed by Conroe (2) and State College (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 278 professional contacts with verified work emails tracked across these 36 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.