Company lists · Data refreshed November 2026

Top 25 Precision temperature control vendors based in the United States

RevenueBase identified 623 company matches for precision temperature control vendors associated with the United States as of November 2026 and tracks 16,887 professional contacts across them, including 6,344 with verified work emails. Houston is the largest hub.

This list covers company matches for precision temperature control vendors 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
623Companies
16,887Contacts tracked
6,344Verified emails
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The 25 largest precision temperature control vendors based in the United States

Ranked by team size
Top 25 of 623 company matches for precision temperature control vendors 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 matchSt. Louis, VA, United StatesHQ recorded Nov 6, 20261,001-5,0002,112 contacts →

Exact match

“Watlow is a global industrial technology company that uses its world-class engineering expertise, advanced thermal systems and manufacturing excellence to provide a wide array of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchTulsa, TX, United StatesHQ recorded Nov 6, 20261,001-5,0001,350 contacts →

Exact match

“Driving the industry forward through the design, manufacturing, and rigorous testing of premium HVAC equipment.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchMichigan City, IN, United StatesHQ recorded Nov 6, 20261,001-5,000672 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 · Nov 6, 2026 · View company records in RevenueBase
4Exact matchTaneytown, CA, United StatesHQ recorded Nov 6, 20261,001-5,000606 contacts →

Exact match

“At EVAPCO, we believe the best cooling solutions are built by people who care.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchCary, IL, United StatesHQ recorded Nov 6, 2026201-500418 contacts →

Exact match

“Durex Industries has over 40 years of excellence in designing and manufacturing custom thermal solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchStratford, CT, United StatesHQ recorded Nov 6, 20261,001-5,000402 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 · Nov 6, 2026 · View company records in RevenueBase
7Exact matchFrederick, TN, United StatesHQ recorded Nov 6, 2026501-1,000263 contacts →

Exact match

“STULZ Air Technology Systems, Inc.(STULZ USA) is the technology leader, providing cooling solutions and services for mission critical applications through the design and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchHayward, CA, United StatesHQ recorded Nov 6, 2026201-500213 contacts →

Exact match

“Established in 1983, Therm-x takes pride in delivering thermal solutions incorporating our vertical integration capabilities including; Thermal Design and Test, CNC Machining…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchMarietta, GA, United StatesHQ recorded Nov 6, 2026201-500211 contacts →

Exact match

“MAXAIR Mechanical, founded in 1988, is a people first company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchWellsville, NY, United StatesHQ recorded Nov 6, 20261,001-5,000191 contacts →

Exact match

“LJUNGSTRÖM is a global leader in heat transfer, energy technology, and advanced manufacturing, delivering engineered solutions that improve performance, reliability, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchLancaster, PA, United StatesHQ recorded Nov 6, 2026201-500187 contacts →

Exact match

“What We Do ACT develops passive and active thermal solutions for demanding environments where performance margins are tight and failure is costly.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchHouston, TX, United StatesHQ recorded Nov 6, 2026201-500153 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 · Nov 6, 2026 · View company records in RevenueBase
13Exact matchNashua, NC, United StatesHQ recorded Nov 6, 2026501-1,000132 contacts →

Exact match

“Wakefield Thermal is one of the world’s leading complete end-to-end thermal solutions design, engineering and manufacturing companies, with over 50 years experience solving…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchWaukesha, WI, United StatesHQ recorded Nov 6, 202651-200121 contacts →

Exact match

“Hydro-Thermal helps global manufacturers maintain product quality by heating liquids and process fluids reliably and to precise temperatures for a multitude of direct steam…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchHouston, TX, United StatesHQ recorded Nov 6, 2026201-500115 contacts →

Exact match

“Relevant Solutions is the preferred provider of process equipment solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchNew Columbia, PA, United StatesHQ recorded Nov 6, 202651-200115 contacts →

Exact match

“Thermal Product Solutions (TPS) designs and manufactures industrial and laboratory ovens and furnaces, and environmental temperature cycling and stability test chambers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchDavie, FL, United StatesHQ recorded Nov 6, 2026201-500111 contacts →

Exact match

“Thermal Concepts, LLC is a leading provider of comprehensive HVAC and controls solutions in the Southeastern United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchLas Vegas, NV, United StatesHQ recorded Nov 6, 202651-200110 contacts →

Exact match

“Lawyer Mechanical Services (LMS) creates and maintains comfort.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchRaleigh, NC, United StatesHQ recorded Nov 6, 202651-20094 contacts →

Exact match

“Founded in 1972, Environmental Specialties designs, manufactures, installs and services a diverse line of controlled environmental chambers that maintain precise conditions for a…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchWood Dale, CA, United StatesHQ recorded Nov 6, 2026201-50093 contacts →

Exact match

“Founded in 1972, Tempco is a trusted manufacturer and designer specializing in high-quality electric heating elements, temperature sensors, and power control products for…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchChesterfield, MO, United StatesHQ recorded Nov 6, 202651-20092 contacts →

Exact match

“At Daikin TMi LLC, we provide HVAC equipment and integrated building control solutions that keep building environments focused on their operations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchNiles, IL, United StatesHQ recorded Nov 6, 202651-20088 contacts →

Exact match

“We are the industry expert and value leader in process heating and cooling solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchEl Paso, TX, United StatesHQ recorded Nov 6, 2026201-50087 contacts →

Exact match

“Design + Build & Manufacturing HVAC Company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchJacksonville, CA, United StatesHQ recorded Nov 6, 20261,001-5,00086 contacts →

Exact match

“Clauger is a family owned company which excels in providing industrial refrigeration and air treatment solutions that are customized to fit your needs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchNew Castle, PA, United StatesHQ recorded Nov 6, 202651-20085 contacts →

Exact match

“ModernControls is a full-service Building Automation and HVACR service company.”

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

Showing 25 of 623 precision temperature control vendors based in the United States

See the full list, filter by size, metro and specialty, and access 6,344 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Precision temperature control vendors based in the United States at a glance

As of Nov 6, 2026
37.6%Verified-email coverage
27.1Average contacts per company
11-50Median size (employees)
2.1%Largest-city concentration · Houston
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
220
11-50
231
51-200
113
201-500
35
501-1,000
9
1,001-5,000
9
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 623 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 “precision temperature control vendors” 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 6,344 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 “precision temperature control vendors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many precision temperature control vendors are there based in the United States?

RevenueBase identified 623 company matches for precision temperature control vendors 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?

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

Which city has the most precision temperature control vendors?

Houston leads with 13 company records, followed by Indianapolis (9) and Miami (8).

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 6,344 professional contacts with verified work emails tracked across these 623 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.