Company lists · Data refreshed November 2026

Top 25 Environmental testing device manufacturers based in the United States

RevenueBase identified 544 company matches for environmental testing device manufacturers associated with the United States as of November 2026 and tracks 19,567 professional contacts across them, including 7,740 with verified work emails. Houston is the largest hub.

This list covers company matches for environmental testing device manufacturers 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
544Companies
19,567Contacts tracked
7,740Verified emails
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The 25 largest environmental testing device manufacturers based in the United States

Ranked by team size
Top 25 of 544 company matches for environmental testing device manufacturers 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 matchLoveland, IL, United StatesHQ recorded Nov 6, 20261,001-5,0003,297 contacts →

Exact match

“At Hach, we ensure water quality for people around the world, and every associate plays a vital role in that mission.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchMinneapolis, NC, United StatesHQ recorded Nov 6, 20261,001-5,0002,334 contacts →

Exact match

“Pace® Science and Technology Company makes the world a safer, healthier place.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchCinnaminson, NJ, United StatesHQ recorded Nov 6, 2026501-1,000766 contacts →

Exact match

“As the nation's leading environmental testing firm, EMSL's network of nationwide laboratories has been providing quality analytical services since 1981.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchRochester, NY, United StatesHQ recorded Nov 6, 2026501-1,000718 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 · Nov 6, 2026 · View company records in RevenueBase
5Exact matchColumbia, CA, United StatesHQ recorded Nov 6, 2026501-1,000714 contacts →

Exact match

“Headquartered in Columbia, Maryland, Shimadzu Scientific Instruments (SSI) is the American subsidiary of Shimadzu Corporation (Kyoto, Japan), a world leader in the development of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchNorwalk, CT, United StatesHQ recorded Nov 6, 2026501-1,000623 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 · Nov 6, 2026 · View company records in RevenueBase
7Exact matchSmithfield, RI, United StatesHQ recorded Nov 6, 20261,001-5,000586 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 · Nov 6, 2026 · View company records in RevenueBase
8Exact matchLogan, UT, United StatesHQ recorded Nov 6, 2026201-500567 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchLakewood, CO, United StatesHQ recorded Nov 6, 2026501-1,000335 contacts →

Exact match

“Mesa Labs helps you monitor and maintain higher standards in any environment – from the air we breathe to the critical moments of life-saving care.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchWindsor, NJ, United StatesHQ recorded Nov 6, 2026201-500315 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchWestborough, UT, United StatesHQ recorded Nov 6, 2026201-500250 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 · Nov 6, 2026 · View company records in RevenueBase
12Exact matchWestborough, NY, United StatesHQ recorded Nov 6, 2026501-1,000243 contacts →

Exact match

“Since 1987, Alpha Analytical, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchOmaha, NE, United StatesHQ recorded Nov 6, 2026201-500222 contacts →

Exact match

“Elemental Scientific (ESI) supports scientific work through online monitoring systems, laboratory automation products, sample preparation accessories, and precision sample…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchBloomingdale, NJ, United StatesHQ recorded Nov 6, 202651-200206 contacts →

Exact match

“We design & build solutions that allow customers to better manage the negative environmental effects of air, noise, seismic, vibration, & shock.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchYellow Springs, OH, United StatesHQ recorded Nov 6, 2026201-500204 contacts →

Exact match

“YSI is the maker of environmental, laboratory, and municipal monitoring instruments, sensors, software, systems, and data collection platforms for water quality monitoring and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchJacksonville, FL, United StatesHQ recorded Nov 6, 202651-200179 contacts →

Exact match

“Advanced Environmental Laboratories, Inc.(AEL) is a NELAP/TNI and DOD certified, national full-service laboratory firm, headquartered in Jacksonville, Florida, with additional…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchHudsonville, MI, United StatesHQ recorded Nov 6, 202651-200163 contacts →

Exact match

“ESPEC North America builds quality test chambers in the United States as part of the ESPEC Group, which is the largest organizations solely dedicated to the manufacture of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchHouston, TX, United StatesHQ recorded Nov 6, 2026n/a163 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 · Nov 6, 2026 · View company records in RevenueBase
19Exact matchPullman, WA, United StatesHQ recorded Nov 6, 2026201-500161 contacts →

Exact match

“METER Group designs and manufactures scientific instrumentation that delivers real-time, environmental data to the agricultural, urban, and research sectors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchGeneva, IL, United StatesHQ recorded Nov 6, 2026201-500158 contacts →

Exact match

“Established in 2019, Metiri Group has focused on using full-service environmental laboratories to deliver testing services to inform the decisions that improve the lives of people…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchSeabrook, TX, United StatesHQ recorded Nov 6, 2026201-500158 contacts →

Exact match

“Automation and Technology Group: Specializing in Analyzer System Integration.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchChestertown, MD, United StatesHQ recorded Nov 6, 2026201-500151 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchLincoln, NE, United StatesHQ recorded Nov 6, 2026201-500144 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchHanover, PA, United StatesHQ recorded Nov 6, 202651-200144 contacts →

Exact match

“AquaPhoenix is a custom manufacturer offering innovative products and services for industrial water quality testing and chemical feed and control.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchBillings, WY, United StatesHQ recorded Nov 6, 2026201-500124 contacts →

Exact match

“Founded in 1952, Energy Laboratories, Inc.”

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

Showing 25 of 544 environmental testing device manufacturers based in the United States

See the full list, filter by size, metro and specialty, and access 7,740 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Environmental testing device manufacturers based in the United States at a glance

As of Nov 6, 2026
39.6%Verified-email coverage
36.0Average contacts per company
11-50Median size (employees)
2.2%Largest-city concentration · Houston
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
182
11-50
232
51-200
91
201-500
23
501-1,000
8
1,001-5,000
4
5,001-10,000
1
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 544 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 “environmental testing device manufacturers” 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 7,740 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 “environmental testing device manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many environmental testing device manufacturers are there based in the United States?

RevenueBase identified 544 company matches for environmental testing device manufacturers 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?

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

Which city has the most environmental testing device manufacturers?

Houston leads with 12 company records, followed by San Diego (6) and Chicago (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 7,740 professional contacts with verified work emails tracked across these 544 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.