Company lists · Data refreshed October 2026

Top 25 Environmental monitoring sensor manufacturers based in the United States

Name: Environmental monitoring sensor manufacturers based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 12, 2026 348 companies tracked

RevenueBase identified 348 company matches for environmental monitoring sensor manufacturers associated with the United States as of October 2026 and tracks 10,278 professional contacts across them, including 3,490 with verified work emails. Houston is the largest hub.

This list covers company matches for environmental monitoring sensor 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 October 12, 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 12, 2026 How this list was built

348Companies

10,278Contacts tracked

3,490Verified emails

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The 25 largest environmental monitoring sensor manufacturers based in the United States

Ranked by team size

Top 25 of 348 company matches for environmental monitoring sensor manufacturers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 12, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	TSI Incorporated	Exact match	Shoreview, MN, United StatesHQ recorded Oct 12, 2026	501-1,000	1,259 contacts →
	Exact match “TSI Incorporated serves a global market by investigating, identifying and solving measurement problems.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
2	PCB Piezotronics, INC	Exact match	Depew, NY, United StatesHQ recorded Oct 12, 2026	1,001-5,000	797 contacts →
	Exact match “PCB manufactures vibration, pressure, force, strain, shock, and acoustic sensors used by design engineers and predictive maintenance professionals worldwide for test, measurement…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
3	Dwyeromega	Exact match	Michigan City, IN, United StatesHQ recorded Oct 12, 2026	1,001-5,000	655 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 12, 2026 · View company records in RevenueBase
4	Omega Engineering	Exact match	Norwalk, CT, United StatesHQ recorded Oct 12, 2026	501-1,000	610 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 12, 2026 · View company records in RevenueBase
5	Campbell Scientific	Exact match	Logan, UT, United StatesHQ recorded Oct 12, 2026	201-500	551 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
6	Dickson	Exact match	Addison, IL, United StatesHQ recorded Oct 12, 2026	51-200	238 contacts →
	Exact match “Since 1923, the Dickson Company has helped numerous organizations monitor their most sensitive environments.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
7	Ysi, INC	Exact match	Yellow Springs, OH, United StatesHQ recorded Oct 12, 2026	201-500	199 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 · Oct 12, 2026 · View company records in RevenueBase
8	Meter Group	Exact match	Pullman, WA, United StatesHQ recorded Oct 12, 2026	201-500	161 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 · Oct 12, 2026 · View company records in RevenueBase
9	In-Situ Environmental	Exact match	Fort Collins, CO, United StatesHQ recorded Oct 12, 2026	201-500	159 contacts →
	Exact match “In-Situ simplifies water monitoring for surface water, coastal, groundwater, aquaculture, drinking water and wastewater applications with reliable, low-maintenance instrumentation…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
10	Airmar Technology Corporation	Exact match	Milford, NH, United StatesHQ recorded Oct 12, 2026	201-500	156 contacts →
	Exact match “AIRMAR® Technology Corporation is a world leader in the design and manufacture of high-performance sensors for marine and industrial applications.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
11	Li-Cor	Exact match	Lincoln, NE, United StatesHQ recorded Oct 12, 2026	201-500	145 contacts →
	Exact match “LI-COR is a leader in environmental measurement and monitoring solutions.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
12	BAPI	Exact match	Gays Mills, WI, United StatesHQ recorded Oct 12, 2026	51-200	120 contacts →
	Exact match “Building Automation Products, Inc.(BAPI), designs and manufactures a wide variety of sensors and related products primarily for the HVAC industry.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
13	United Electric Controls	Exact match	Watertown, MA, United StatesHQ recorded Oct 12, 2026	51-200	110 contacts →
	Exact match “Founded in 1931 United Electric Controls (UE), and its divisions, Precision Sensors and Applied Sensor Technologies, is a privately held corporation located in Watertown…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
14	OTT Hydromet	Exact match	Sterling, VA, United StatesHQ recorded Oct 12, 2026	201-500	106 contacts →
	Exact match “OTT HydroMet works to deliver customer outcomes by providing decision makers with vital insights they trust.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
15	Millar	Exact match	Pearland, TX, United StatesHQ recorded Oct 12, 2026	51-200	93 contacts →
	Exact match “For over 55 years, Millar has been a trusted name in innovation, precision, and reliability.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
16	Reuter-Stokes	Exact match	Twinsburg, OH, United StatesHQ recorded Oct 12, 2026	51-200	92 contacts →
	Exact match “Reuter-Stokes is an energy technology company that designs and manufactures sensors for power generation.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
17	Hobo Data Loggers	Exact match	Bourne, MA, United StatesHQ recorded Oct 12, 2026	51-200	91 contacts →
	Exact match “HOBO® Data Loggers, now a part of LI-COR Environmental, has been delivering award-winning environmental monitoring solutions since 1981.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
18	Nielsen-Kellerman Company	Exact match	Boothwyn, PA, United StatesHQ recorded Oct 12, 2026	51-200	86 contacts →
	Exact match “Nielsen-Kellerman, Inc.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
19	Geotech Environmental Equipment, INC	Exact match	Denver, CO, United StatesHQ recorded Oct 12, 2026	51-200	81 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
20	Thermoworks, INC	Exact match	American Fork, UT, United StatesHQ recorded Oct 12, 2026	51-200	79 contacts →
	Exact match “With a new sq.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
21	QED Environmental Systems Americas	Exact match	Dexter, MI, United StatesHQ recorded Oct 12, 2026	51-200	74 contacts →
	Exact match “QED Environmental Systems is the world's leading provider of environmental technology solutions.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
22	AGM Container Controls, INC	Exact match	Tucson, AZ, United StatesHQ recorded Oct 12, 2026	51-200	74 contacts →
	Exact match “For over 50 years, AGM Container Controls, Inc.(AGM) has led in the design and fabrication of products that control and monitor moisture (desiccators and humidity indicators)…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
23	Sonicu	Exact match	Indianapolis, IN, United StatesHQ recorded Oct 12, 2026	11-50	65 contacts →
	Exact match “Sonicu delivers modern, smart, and reliable monitoring solutions that protect people and products while keeping operations compliant.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
24	Dickey-John	Exact match	Auburn, IL, United StatesHQ recorded Oct 12, 2026	501-1,000	65 contacts →
	Exact match “For more than 50 years, DICKEY-john has been a trusted provider of agricultural electronic solutions.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
25	Aclima, INC	Exact match	San Francisco, CA, United StatesHQ recorded Oct 12, 2026	51-200	59 contacts →
	Exact match “Aclima is pioneering an entirely new way to diagnose the health of our air and track climate-changing pollution.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “environmental monitoring sensor manufacturers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 348 environmental monitoring sensor manufacturers based in the United States

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Environmental monitoring sensor manufacturers based in the United States at a glance

As of Oct 12, 2026

34.0%Verified-email coverage

29.5Average contacts per company

11-50Median size (employees)

2.6%Largest-city concentration · Houston

Oct 12, 2026Page data refreshed

Companies by employee count

1-10

124

11-50

146

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

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 348 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 monitoring sensor 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 3,490 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 12, 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 monitoring sensor manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many environmental monitoring sensor manufacturers are there based in the United States?

RevenueBase identified 348 company matches for environmental monitoring sensor manufacturers 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?

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

Which city has the most environmental monitoring sensor manufacturers?

Houston leads with 9 company records, followed by San Diego (7) and Logan (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 3,490 professional contacts with verified work emails tracked across these 348 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 12, 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.