Company lists · Data refreshed October 2026

Top 25 General field instrument suppliers based in the United States

RevenueBase identified 467 company matches for general field instrument suppliers associated with the United States as of October 2026 and tracks 18,280 professional contacts across them, including 7,346 with verified work emails. Houston is the largest hub.

This list covers company matches for general field instrument 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 26, 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 26, 2026 How this list was built
467Companies
18,280Contacts tracked
7,346Verified emails
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The 25 largest general field instrument suppliers based in the United States

Ranked by team size
Top 25 of 467 company matches for general field instrument suppliers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 26, 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 matchBerwyn, PA, United StatesHQ recorded Oct 26, 202610001+4,428 contacts →

Exact match

“AMETEK, Inc.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
2Exact matchHouston, TX, United StatesHQ recorded Oct 26, 2026501-1,000735 contacts →

Exact match

“PAC, Precision Analyzer Company, is a leading global manufacturer of advanced analytical instruments for the aviation, renewable fuel, process, petrochemical, hydrocarbon…”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
3Exact matchRochester, NY, United StatesHQ recorded Oct 26, 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 26, 2026 · View company records in RevenueBase
4Exact matchMichigan City, IN, United StatesHQ recorded Oct 26, 20261,001-5,000655 contacts →

Exact match

“DwyerOmega is a trusted global leader in sensing, instrumentation, and process control solutions, supporting HVAC, industrial, manufacturing, and research applications where…”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
5Exact matchNorwalk, CT, United StatesHQ recorded Oct 26, 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 26, 2026 · View company records in RevenueBase
6Exact matchSmithfield, RI, United StatesHQ recorded Oct 26, 20261,001-5,000579 contacts →

Exact match

“Hanna Instruments, Inc is the world’s largest privately held manufacturer of analytical and scientific instruments.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
7Exact matchLogan, UT, United StatesHQ recorded Oct 26, 2026201-500551 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
8Exact matchGrass Valley, CA, United StatesHQ recorded Oct 26, 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 26, 2026 · View company records in RevenueBase
9Exact matchAurora, IL, United StatesHQ recorded Oct 26, 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 26, 2026 · View company records in RevenueBase
10Exact matchMason, OH, United StatesHQ recorded Oct 26, 2026201-500438 contacts →

Exact match

“For more than 70 years, VEGA Americas, Inc.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
11Exact matchStratford, CT, United StatesHQ recorded Oct 26, 20261,001-5,000396 contacts →

Exact match

“Ashcroft | Industrial Measurement & Control Solutions For over 170 years, Ashcroft has been the trusted global resource for industrial measurement and control.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
12Exact matchWindsor, NJ, United StatesHQ recorded Oct 26, 2026201-500303 contacts →

Exact match

“Pine is the leading provider of rental equipment in the U.S.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
13Exact matchWestborough, MA, United StatesHQ recorded Oct 26, 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 26, 2026 · View company records in RevenueBase
14Exact matchHouston, TX, United StatesHQ recorded Oct 26, 202651-200220 contacts →

Exact match

“GIL Automation is a leading provider of industrial products and services related to Instrumentation, Measurement, Safety, Electrical, Automation and Mechanical Systems.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
15Exact matchLenexa, KS, United StatesHQ recorded Oct 26, 202651-200183 contacts →

Exact match

“SOR Controls Group is a global leader in the design and manufacture of measurement and control devices and sampling systems under the brands of SOR, SSi Temperature Sensors and…”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
16Exact matchHouston, TX, United StatesHQ recorded Oct 26, 2026n/a166 contacts →

Exact match

“RohmTek is an analytical laboratory support company providing instrument rental, instrument optimization, and analytical laboratory services to the energy industry and beyond.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
17Exact matchIndianapolis, IN, United StatesHQ recorded Oct 26, 202651-200151 contacts →

Exact match

“As a proud third-generation family-owned business, George E.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
18Exact matchStrongsville, OH, United StatesHQ recorded Oct 26, 2026201-500150 contacts →

Exact match

“Clark-Reliance® continues to be the global leader in the level indication and control, sightflow indication, and filtration and separation industries.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
19Exact matchHouston, TX, United StatesHQ recorded Oct 26, 2026201-500150 contacts →

Exact match

“Since 1973, Daily Thermetrics has provided the global process industries with category-leading temperature measurement solutions.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
20Exact matchChestertown, MD, United StatesHQ recorded Oct 26, 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 26, 2026 · View company records in RevenueBase
21Exact matchLincoln, NE, United StatesHQ recorded Oct 26, 2026201-500145 contacts →

Exact match

“LI-COR is a leader in environmental measurement and monitoring solutions.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
22Exact matchFort Collins, CO, United StatesHQ recorded Oct 26, 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 26, 2026 · View company records in RevenueBase
23Exact matchClifton Heights, PA, United StatesHQ recorded Oct 26, 202651-200105 contacts →

Exact match

“CAPP is a leading supplier and distributor of Process Instrumentation, HVAC, Electrical, Plumbing, and Mechanical products.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
24Exact matchFort Worth, TX, United StatesHQ recorded Oct 26, 2026201-500101 contacts →

Exact match

“For over 25 years, Sentinel-TDS, based in Dallas/Ft.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
25Exact matchLebanon, NH, United StatesHQ recorded Oct 26, 202651-200100 contacts →

Exact match

“GEOKON is a recognized world leader in the manufacture of geotechnical and structural instrumentation.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase

Showing 25 of 467 general field instrument suppliers based in the United States

See the full list, filter by size, metro and specialty, and access 7,346 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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General field instrument suppliers based in the United States at a glance

As of Oct 26, 2026
40.2%Verified-email coverage
39.1Average contacts per company
11-50Median size (employees)
4.7%Largest-city concentration · Houston
Oct 26, 2026Page data refreshed

Companies by employee count

1-10
180
11-50
178
51-200
71
201-500
22
501-1,000
5
1,001-5,000
6
5,001-10,000
1
10001+
3

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 467 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 “general field instrument 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 7,346 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 26, 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 “general field instrument suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many general field instrument suppliers are there based in the United States?

RevenueBase identified 467 company matches for general field instrument 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?

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

Which city has the most general field instrument suppliers?

Houston leads with 22 company records, followed by Cincinnati (7) and Irvine (5).

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 7,346 professional contacts with verified work emails tracked across these 467 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 26, 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.