Company lists · Data refreshed November 2026

Top 25 Magnetic testing services based in the United States

RevenueBase identified 213 company matches for magnetic testing services associated with the United States as of November 2026 and tracks 2,725 professional contacts across them, including 823 with verified work emails. Houston is the largest hub.

This list covers company matches for magnetic 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
213Companies
2,725Contacts tracked
823Verified emails
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The 25 largest magnetic testing services based in the United States

Ranked by team size
Top 25 of 213 company matches for magnetic 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 matchPasadena, TX, United StatesHQ recorded Nov 6, 2026501-1,000179 contacts →

Exact match

“The TechCorr name is synonymous with safe, quality inspection services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchHouston, TX, United StatesHQ recorded Nov 6, 2026201-500164 contacts →

Exact match

“About Us Cutting-edge technologies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchSnoqualmie, WA, United StatesHQ recorded Nov 6, 202651-200156 contacts →

Exact match

“ZETEC is a global leader in nondestructive testing (NDT) solutions for the critical inspection needs of industries the world counts on, including - Power Generation - Oil and Gas…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchHarvey, LA, United StatesHQ recorded Nov 6, 2026201-500125 contacts →

Exact match

“CAN USA provides NDT inspection, on-line maintenance and repair while maintaining an unsurpassed safety record.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchElmsford, NY, United StatesHQ recorded Nov 6, 202651-200104 contacts →

Exact match

“Magnetic Analysis Corporation has over 95 years of experience as a leader in non-destructive testing.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchScott, LA, United StatesHQ recorded Nov 6, 2026201-50097 contacts →

Exact match

“About: National Inspection Services is a full service Nondestructive Testing (NDT) company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchFort Myers, FL, United StatesHQ recorded Nov 6, 2026201-50089 contacts →

Exact match

“Nondestructive Examination (NDE) and QA/QC Inspection Services for the power generation, aerospace, aircraft, bridge and building, fabrication, manufacturing, chemical, food…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchElk Grove Village, IL, United StatesHQ recorded Nov 6, 2026201-50084 contacts →

Exact match

“MIL provides the following services to the Aerospace, Medical, Industrial and Power Generation industries: • Non-destructive testing including Fluorescent Penetrant, Magnetic…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchMassillon, AL, United StatesHQ recorded Nov 6, 2026201-50070 contacts →

Exact match

“Magnetech is an ISO-quality provider of electrical-mechanical industrial services, including testing, repair, rewind and refurbishment of ac/dc motors and generators…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchHouston, OK, United StatesHQ recorded Nov 6, 202651-20067 contacts →

Exact match

“Turnco provides Non-Destructive Testing to the Oil and Gas Industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchLatrobe, PA, United StatesHQ recorded Nov 6, 202651-20050 contacts →

Exact match

“PES is an independent testing laboratory, specializing in mechanical, metallurgical, chemical and nondestructive testing and analysis.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchMarietta, GA, United StatesHQ recorded Nov 6, 202651-20040 contacts →

Exact match

“Our name reflects the range of our capabilities in the field of nondestructive testing including x-ray, ultrasonic, and eddy current methods.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchIndianapolis, IN, United StatesHQ recorded Nov 6, 202651-20039 contacts →

Exact match

“The talented Field engineers at HIVOLT Advanced provide electrical testing and commissioning services in a safe and reliable manner.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchSan Diego, CA, United StatesHQ recorded Nov 6, 202651-20036 contacts →

Exact match

“Our mission is to provide the highest industry standards through quality inspection & testing.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchOrono, ME, United StatesHQ recorded Nov 6, 202611-5035 contacts →

Exact match

“The Snell Group’s mission is to help you leverage Infrared Thermography (IR) and Electric Motor Testing (EMT) whether your interest is condition monitoring, building applications…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchTamarac, FL, United StatesHQ recorded Nov 6, 202611-5027 contacts →

Exact match

“Virtus Imaging Partners is a South Florida based MRI coil and parts repair company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchGreendale, WI, United StatesHQ recorded Nov 6, 202611-5026 contacts →

Exact match

“Established in 1939, we are one of the oldest and most experienced metallurgical testing laboratories in the United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchLongmont, CO, United StatesHQ recorded Nov 6, 202611-5024 contacts →

Exact match

“Electrom Instruments designs and manufactures advanced motor and coil testers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchSanta Fe Springs, OR, United StatesHQ recorded Nov 6, 202651-20024 contacts →

Exact match

“International Inspection, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchMiddleburg Heights, OH, United StatesHQ recorded Nov 6, 202651-20022 contacts →

Exact match

“Nondestructive testing is one of the key tools used to confirm the quality of aerospace and aircraft components.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact 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
22Exact matchDothan, FL, United StatesHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“Space Science Services assists commercial and industrial clients by providing nondestructive, metallurgical, and mechanical integrity inspection services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchWhitmore Lake, MI, United StatesHQ recorded Nov 6, 202611-5019 contacts →

Exact match

“United Technical is a leading-edge, full-service testing facility providing metallurgical examination, destructive/nondestructive testing, and technical consulting services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchRichardson, TX, United StatesHQ recorded Nov 6, 202611-5019 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchMarietta, GA, United StatesHQ recorded Nov 6, 20261-1018 contacts →

Exact match

“Level 3 Associates test, inspects and evaluates parts and materials using Non-Destructive Testing (NDT) methods such as Digital X-ray, Ultrasound, Eddy Current, Magnetic Particle…”

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

Showing 25 of 213 magnetic testing services based in the United States

See the full list, filter by size, metro and specialty, and access 823 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Magnetic testing services based in the United States at a glance

As of Nov 6, 2026
30.2%Verified-email coverage
12.8Average contacts per company
11-50Median size (employees)
8.5%Largest-city concentration · Houston
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
83
11-50
90
51-200
30
201-500
8
501-1,000
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 213 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 “magnetic 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 823 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 “magnetic testing services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many magnetic testing services are there based in the United States?

RevenueBase identified 213 company matches for magnetic 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?

Techcorr Usa, LLC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most magnetic testing services?

Houston leads with 18 company records, followed by Broussard (6) and Baton Rouge (4).

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 823 professional contacts with verified work emails tracked across these 213 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.

Ready to reach these companies? Verified emails and direct dials for all 213 magnetic testing services based in the United States. Start with a free account, no credit card.

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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.