Company lists · Data refreshed November 2026

Top 25 Self-regulating heaters suppliers worldwide

RevenueBase identified 1,350 company matches for self-regulating heaters suppliers worldwide as of November 2026 and tracks 18,800 professional contacts across them, including 4,891 with verified work emails. The United States is the largest market and Ahmedabad the largest hub.

This list covers company matches for self-regulating heaters suppliers worldwide, 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 1, 2026. Country and city lists for self-regulating heaters suppliers follow the table.

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 1, 2026 How this list was built
1,350Companies
18,800Contacts tracked
4,891Verified emails
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The 25 largest self-regulating heaters suppliers worldwide

Ranked by team size
Top 25 of 1,350 company matches for self-regulating heaters suppliers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 1, 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, NY, United StatesHQ recorded Nov 1, 20261,001-5,0002,039 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 1, 2026 · View company records in RevenueBase
2Exact matchAustin, TX, United StatesHQ recorded Nov 1, 20261,001-5,000960 contacts →

Exact match

“Industrial Process Heating Solutions Through its global network, Thermon provides safe, reliable and innovative mission critical industrial process heating solutions.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
3Exact matchPittsburgh, PA, United StatesHQ recorded Nov 1, 20261,001-5,000654 contacts →

Exact match

“When industrial operations depend on heat that simply cannot fail, Chromalox brings unmatched technical knowledge and high‑performance electric heating solutions that stand the…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
4Exact matchMainburg, GermanyHQ recorded Nov 1, 20261,001-5,000493 contacts →

Exact match

“As a leading supplier of heating and air handling systems, we are perfectly in tune with you.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
5Exact matchCary, IL, United StatesHQ recorded Nov 1, 2026201-500273 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 1, 2026 · View company records in RevenueBase
6Exact matchHyderabad, IndiaHQ recorded Nov 1, 2026201-500206 contacts →

Exact match

“Committed to Innovation, Excellence and Quality, sensitive to customer needs and backed by years of experience in the field of heating, Thermopads has the unique distinction of…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
7Exact matchSouthampton, United KingdomHQ recorded Nov 1, 2026501-1,000195 contacts →

Exact match

“For over 75 years, Dimplex has been the trusted name for electric heating.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
8Exact matchSønderborg, DenmarkHQ recorded Nov 1, 202651-200195 contacts →

Exact match

“For over half a century, OJ Electronics has specialized in designing and developing electronic HVAC controls and drives and thermostats for electric underfloor heating systems.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
9Exact matchHayward, CA, United StatesHQ recorded Nov 1, 2026201-500193 contacts →

Exact match

“R.F.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
10Exact matchSösdala, SwedenHQ recorded Nov 1, 2026201-500187 contacts →

Exact match

“Every time you turn on an electric appliance or warm up your home, there's a high probability that Backer has had a hand in crafting the solution.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
11Exact matchBennettsville, SC, United StatesHQ recorded Nov 1, 2026201-500168 contacts →

Exact match

“Marley Engineered Products® draws upon a long history of providing reliable comfort heating and ventilation solutions.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
12Exact matchKulmbach, GermanyHQ recorded Nov 1, 2026501-1,000147 contacts →

Exact match

“Glen Dimplex Deutschland (GDD) is part of the international Glen Dimplex Group based in Ireland - a leading international supplier of electric heating solutions and domestic…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
13Exact matchWatton, United KingdomHQ recorded Nov 1, 202651-200140 contacts →

Exact match

“At EXHEAT, we design and manufacture electric process heaters and control solutions.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
14Exact matchCambridge, ON, CanadaHQ recorded Nov 1, 2026201-500140 contacts →

Exact match

“Focused on leading the transition to a sustainable future, Glen Dimplex Americas is enhancing the moments that matter in life with a commitment to delivering the best design and…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
15Exact matchCookeville, TN, United StatesHQ recorded Nov 1, 20261,001-5,000123 contacts →

Exact match

“Founded in 1938, Tutco has quickly grown into a global leader in the heating component industry.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
16Exact matchFano, ItalyHQ recorded Nov 1, 2026201-500119 contacts →

Exact match

“Arbo è il punto di riferimento per i tecnici della gestione del caldo e del freddo: da noi, i nostri clienti possono trovare tutto l’occorrente per l’installazione e la…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
17Exact matchArcevia, ItalyHQ recorded Nov 1, 2026501-1,000105 contacts →

Exact match

“Founded at the beginning of the 1950s, Thermowatt soon became the leading manufacturer of tubular heating elements and thermostats for water heaters.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
18Exact matchEschbach, FranceHQ recorded Nov 1, 202651-20084 contacts →

Exact match

“Spécialiste du chauffage électrique.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
19Exact matchWood Dale, IL, United StatesHQ recorded Nov 1, 2026201-50081 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 1, 2026 · View company records in RevenueBase
20Exact matchSeattle, WA, United StatesHQ recorded Nov 1, 202651-20080 contacts →

Exact match

“Why King?”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
21Exact matchSaint John, NB, CanadaHQ recorded Nov 1, 202651-20078 contacts →

Exact match

“NTI is a manufacturer of residential and commercial heating equipment founded in Saint John, New Brunswick, Canada.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
22Exact matchMarietta, GA, United StatesHQ recorded Nov 1, 202651-20076 contacts →

Exact match

“Sigma Thermal designs, engineers, supplies, and services process heating systems for industry.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
23Exact matchNew Bedford, MA, United StatesHQ recorded Nov 1, 202651-20076 contacts →

Exact match

“Established in 1974, HTP Comfort Solutions LLC is a full-fledged manufacturer on the cutting edge of energy efficient space and water heating technology.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
24Exact matchChattanooga, TN, United StatesHQ recorded Nov 1, 2026201-50075 contacts →

Exact match

“Manufacturer of heaters, tanks and related products for a wide variety of industries.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
25Exact matchCalgary, AB, CanadaHQ recorded Nov 1, 202651-20071 contacts →

Exact match

“ICE has been a HVAC manufacturer with two facilities in Canada with one in Winnipeg (since 1961) and Calgary (since 1991) and one in the USA, Tennessee (since 1993).”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase

Showing 25 of 1,350 self-regulating heaters suppliers worldwide

See the full list, filter by size, metro and specialty, and access 4,891 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Self-regulating heaters suppliers worldwide at a glance

As of Nov 1, 2026
26.0%Verified-email coverage
13.9Average contacts per company
11-50Median size (employees)
1.1%Largest-city concentration · Ahmedabad
Nov 1, 2026Page data refreshed

Companies by employee count

1-10
528
11-50
482
51-200
239
201-500
45
501-1,000
28
1,001-5,000
14
5,001-10,000
3

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for self-regulating heaters suppliers are linked below.
What qualifies
Company records worldwide whose business descriptions match “self-regulating heaters 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. 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 4,891 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 1, 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.

Self-regulating heaters suppliers by location

8 lists · largest first

Every Self-regulating heaters suppliers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 “self-regulating heaters suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many self-regulating heaters suppliers are there worldwide?

RevenueBase identified 1,350 company matches for self-regulating heaters suppliers worldwide 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 country has the most self-regulating heaters suppliers?

The United States leads with 243 companies, followed by India (158) and the United Kingdom (128). Every self-regulating heaters suppliers list by country and city is linked on this page.

Which city has the most self-regulating heaters suppliers?

Ahmedabad leads with 15 company records, followed by Delhi (15) and Mumbai (14).

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 4,891 professional contacts with verified work emails tracked across these 1,350 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 1, 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.