Company lists · Data refreshed October 2026

Top 25 Measurement & test system suppliers based in the United States

RevenueBase identified 417 company matches for measurement & test system suppliers associated with the United States as of October 2026 and tracks 46,859 professional contacts across them, including 15,535 with verified work emails. Houston is the largest hub.

This list covers company matches for measurement & test system suppliers 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 October 27, 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 Oct 27, 2026 How this list was built
417Companies
46,859Contacts tracked
15,535Verified emails
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The 25 largest measurement & test system suppliers based in the United States

Ranked by team size
Top 25 of 417 company matches for measurement & test system suppliers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 27, 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 matchSanta Rosa, CA, United StatesHQ recorded Oct 27, 202610001+12,254 contacts →

Exact match

“Keysight empowers innovators to explore, design, and bring world-changing technologies to life.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
2Exact matchAustin, TX, United StatesHQ recorded Oct 27, 20265,001-10,0007,353 contacts →

Exact match

“In 2023, Emerson acquired NI and introduced its new Test & Measurement business group.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
3Exact matchNew York, NY, United StatesHQ recorded Oct 27, 2026n/a4,734 contacts →

Exact match

“GAO Tek is a member of GAO Group of Companies, headquartered in New York City, USA & Toronto, Canada with a strong global presence.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
4Exact matchBeaverton, OR, United StatesHQ recorded Oct 27, 20261,001-5,0003,577 contacts →

Exact match

“We design and manufacture test and measurement solutions to break through the walls of complexity and accelerate global innovation.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
5Exact matchEverett, WA, United StatesHQ recorded Oct 27, 20261,001-5,0003,103 contacts →

Exact match

“Fluke Corporation, a wholly owned subsidiary of Fortive Corporation (NYSE: FTV), is the world leader in the manufacture, distribution and service of electronic test tools and…”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
6Exact matchLivermore, CA, United StatesHQ recorded Oct 27, 20261,001-5,0001,578 contacts →

Exact match

“FormFactor is a leading provider of essential test and measurement technologies along the full IC life cycle – from characterization, modeling, reliability, and design debug, to…”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
7Exact matchNorwood, MA, United StatesHQ recorded Oct 27, 20261,001-5,0001,057 contacts →

Exact match

“Instron manufactures and services a wide range of cutting-edge materials testing equipment used by research scientists, design engineers, and quality control managers.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
8Exact matchRochester, NY, United StatesHQ recorded Oct 27, 2026501-1,000698 contacts →

Exact match

“At Transcat, we are the global leader in test and measurement equipment and calibration services for highly technical industries, including life sciences, power generation…”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
9Exact matchNorwalk, CT, United StatesHQ recorded Oct 27, 2026501-1,000610 contacts →

Exact match

“Omega sells more than products used to measure temperature and humidity, flow and level, and pressure.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
10Exact matchLogan, UT, United StatesHQ recorded Oct 27, 2026201-500551 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
11Exact matchGrass Valley, CA, United StatesHQ recorded Oct 27, 2026201-500513 contacts →

Exact match

“Micro Precision Calibration is a global leader offering customers around the world an easy path to instrument calibration services, standards compliance testing, equipment repair…”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
12Exact matchChestnut Ridge, NY, United StatesHQ recorded Oct 27, 2026201-500491 contacts →

Exact match

“Teledyne LeCroy is a leading manufacturer of advanced oscilloscopes, protocol analyzers, and other test instruments that verify performance, validate compliance, and debug complex…”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
13Exact matchNew Albany, IN, United StatesHQ recorded Oct 27, 2026201-500459 contacts →

Exact match

“At Industrial Physics, we protect the integrity of quality control, R&D, and operations experts across various industries.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
14Exact matchAurora, IL, United StatesHQ recorded Oct 27, 2026201-500447 contacts →

Exact match

“The world’s largest metrology company was founded in 1934 by Yehan Numata with one product – the micrometer.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
15Exact matchSanta Clara, CA, United StatesHQ recorded Oct 27, 2026201-500392 contacts →

Exact match

“SIMCO Electronics is a leading provider of calibration, repair, and software services for manufacturing, life science, and technology organizations.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
16Exact matchRochester, NY, United StatesHQ recorded Oct 27, 2026201-500275 contacts →

Exact match

“QVI® (Quality Vision International, designs and builds a complete line of dimensional measuring machines that combine proprietary optical, laser, and contact sensors for precision…”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
17Exact matchWestborough, MA, United StatesHQ recorded Oct 27, 2026201-500245 contacts →

Exact match

“KPM Analytics is a global leader in analytical instrumentation primarily focused on analyzing critical parameters within the food, agriculture, clinical and environmental sectors.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
18Exact matchLake Bluff, IL, United StatesHQ recorded Oct 27, 2026201-500203 contacts →

Exact match

“Buehler, a division of Illinois Tool Works (ITW), is a leading manufacturer of scientific equipment and supplies for use in material analysis, quality…”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
19Exact matchSan Jose, CA, United StatesHQ recorded Oct 27, 2026501-1,000175 contacts →

Exact match

“GES is among the global leaders in automation, test and measurement.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
20Exact matchHolland, MI, United StatesHQ recorded Oct 27, 2026201-500165 contacts →

Exact match

“For more than 55 years, Thermotron has provided quality environmental test equipment.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
21Exact matchFoothill Ranch, CA, United StatesHQ recorded Oct 27, 202651-200155 contacts →

Exact match

“Chroma is the largest worldwide provider of power test instruments and automated test systems.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
22Exact matchGreer, SC, United StatesHQ recorded Oct 27, 202651-200153 contacts →

Exact match

“MSI-Viking Gage is a leading supplier of precision measuring technologies representing the world's leading metrology and automation suppliers - including Hexagon, Mitutoyo…”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
23Exact matchChestertown, MD, United StatesHQ recorded Oct 27, 2026201-500149 contacts →

Exact match

“Since 1919, we are a leading manufacturer of environmental testing equipment for water and soil.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
24Exact matchOntario, CA, United StatesHQ recorded Oct 27, 202651-200127 contacts →

Exact match

“Maury Microwave offers Measurement and Modeling Device Characterization Systems and Services including nonlinear passive, active and hybrid-active fundamental and harmonic load…”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
25Exact matchFort Collins, CO, United StatesHQ recorded Oct 27, 2026201-500126 contacts →

Exact match

“At Black Label Services, we pride ourselves on delivering cutting-edge and customized services to meet the unique needs of our clients across various industries.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase

Showing 25 of 417 measurement & test system suppliers based in the United States

See the full list, filter by size, metro and specialty, and access 15,535 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Measurement & test system suppliers based in the United States at a glance

As of Oct 27, 2026
33.2%Verified-email coverage
112.4Average contacts per company
11-50Median size (employees)
1.4%Largest-city concentration · Houston
Oct 27, 2026Page data refreshed

Companies by employee count

1-10
153
11-50
149
51-200
67
201-500
28
501-1,000
5
1,001-5,000
10
5,001-10,000
2
10001+
2

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 417 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 “measurement & test system 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. 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 15,535 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 27, 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 “measurement & test system suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many measurement & test system suppliers are there based in the United States?

RevenueBase identified 417 company matches for measurement & test system suppliers associated with the United States 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?

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

Which city has the most measurement & test system suppliers?

Houston leads with 6 company records, followed by Rochester (6) and San Diego (6).

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 15,535 professional contacts with verified work emails tracked across these 417 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 27, 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.