Company lists · Data refreshed October 2026

Top 25 Indirect circulation heaters suppliers worldwide

RevenueBase identified 111 company matches for indirect circulation heaters suppliers worldwide as of October 2026 and tracks 1,928 professional contacts across them, including 694 with verified work emails. The United States is the largest market and Ahmedabad the largest hub.

This list covers company matches for indirect circulation 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 October 26, 2026. Country and city lists for indirect circulation 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 Oct 26, 2026 How this list was built
111Companies
1,928Contacts tracked
694Verified emails
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The 25 largest indirect circulation heaters suppliers worldwide

Ranked by team size
Top 25 of 111 company matches for indirect circulation heaters suppliers worldwide, 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 matchAustin, TX, United StatesHQ recorded Oct 26, 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 · Oct 26, 2026 · View company records in RevenueBase
2Exact matchMarietta, GA, United StatesHQ recorded Oct 26, 202651-20076 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
3Exact matchChattanooga, TN, United StatesHQ recorded Oct 26, 2026201-50075 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
4Exact matchCalgary, AB, CanadaHQ recorded Oct 26, 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 · Oct 26, 2026 · View company records in RevenueBase
5Exact matchUdaipur, IndiaHQ recorded Oct 26, 202651-20061 contacts →

Exact match

“Tempsens Instruments (India) Limited- Heater Division is one of the largest manufacturers of Industrial Heaters and temperature sensors in India.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
6Exact matchSand Springs, OK, United StatesHQ recorded Oct 26, 202651-20055 contacts →

Exact match

“OGI (Oil, Gas, and Industrial) Process Equipment designs, manufactures, sells, and services TERI brand indirect fired water bath heaters and QuikWater® brand direct fired water…”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
7Exact matchLachine, QC, CanadaHQ recorded Oct 26, 202651-20041 contacts →

Exact match

“Wattco™ manufactures a complete line of flange heaters, circulation heaters, tubular heaters, and immersion heating elements for a wide variety of industrial and commercial…”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
8Exact matchHässleholm, SwedenHQ recorded Oct 26, 202651-20031 contacts →

Exact match

“At VEAB Heat Tech in Hässleholm, we are experts in creating energy-efficient and sustainable heating solutions for both commercial and industrial needs.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
9Exact matchBogotá, ColombiaHQ recorded Oct 26, 202611-5031 contacts →

Exact match

“En GASTECO ofrecemos soluciones integrales de calentamiento industrial, así como la venta y comercialización de repuestos para quemadores y calderas industriales, garantizando…”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
10Exact matchBangalore, IndiaHQ recorded Oct 26, 202651-20027 contacts →

Exact match

“NexThermal is a collaborative electric heater manufacturing company that focuses its passion and energy toward custom designing electric heaters, systems and assemblies.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
11Exact matchTulsa, OK, United StatesHQ recorded Oct 26, 202611-5026 contacts →

Exact match

“Tulsa Heaters Midstream is a reliable, flexible heater and combustion company that specializes in the midstream Gas Processing industry.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
12Exact matchGermersheim, GermanyHQ recorded Oct 26, 202651-20020 contacts →

Exact match

“For over 40 years, Aura GmbH & Co.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
13Exact matchBruchsal, GermanyHQ recorded Oct 26, 202651-20020 contacts →

Exact match

“INTEC Engineering GmbH, founded in 1995, is a leading global supplier of industrial process heat technologies based in Bruchsal, southern Germany.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
14Exact matchMedemblik, NetherlandsHQ recorded Oct 26, 202611-5018 contacts →

Exact match

“Sinus Jevi Electric Heating bv is a world-wide operating company, specialised in heat systems and control systems for the petrochemical and chemical industry, refineries, food and…”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
15Exact matchWijchen, NetherlandsHQ recorded Oct 26, 202611-5017 contacts →

Exact match

“Heating Group International is the Dutch market leader in the design and production of industrial electric process heating systems and services.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
16Exact matchShirley, United KingdomHQ recorded Oct 26, 202611-5011 contacts →

Exact match

“At the Force Group we are a multi-disciplinary team with product specialists you can count upon as an extension to your workforce.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
17Exact matchNorwich, United KingdomHQ recorded Oct 26, 20261-109 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
18Exact matchWinnipeg, MB, CanadaHQ recorded Oct 26, 20261-109 contacts →

Exact match

“Built in Canada.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
19Exact matchDadri, IndiaHQ recorded Oct 26, 202611-508 contacts →

Exact match

“Telelec is India's reputable and reliable manufacturer of quality, custom-engineered electric heating equipment & solutions.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
20Exact matchMO, United StatesHQ recorded Oct 26, 202611-507 contacts →

Exact match

“With nearly 50 years of experience in the field of industrial process heating and space heating, the INTEK Corporation staff is ready to address your specific needs.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
21Exact matchCape Town, South AfricaHQ recorded Oct 26, 202611-507 contacts →

Exact match

“Welcome to Cape Boiler & Heater, a trusted name in the South African industrial heating industry since 1967.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
22Exact matchLewisville, TX, United StatesHQ recorded Oct 26, 20261-106 contacts →

Exact match

“Dan Cox & Associates (DCA) is a family owned industrial process heating distributor and solutions provider, serving manufacturers across Texas and the Southern U.S.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
23Exact matchBrooklyn Center, MN, United StatesHQ recorded Oct 26, 202611-506 contacts →

Exact match

“Tioga Air Heaters manufactures and sells direct fired, indirect fired, hot water, steam, and electric heaters, HEPA filters, fans, and other climate control products and…”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
24Exact matchMentor, OH, United StatesHQ recorded Oct 26, 202611-505 contacts →

Exact match

“Optimized for short runs, we are your one stop shop for immersion and air process electric heaters.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
25Exact matchHouston, TX, United StatesHQ recorded Oct 26, 20261-104 contacts →

Exact match

Recorded description not available.

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

Showing 25 of 111 indirect circulation heaters suppliers worldwide

See the full list, filter by size, metro and specialty, and access 694 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Indirect circulation heaters suppliers worldwide at a glance

As of Oct 26, 2026
36.0%Verified-email coverage
17.4Average contacts per company
11-50Median size (employees)
5.4%Largest-city concentration · Ahmedabad
Oct 26, 2026Page data refreshed

Companies by employee count

1-10
41
11-50
45
51-200
20
201-500
3
501-1,000
1
1,001-5,000
1

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 indirect circulation heaters suppliers are linked below.
What qualifies
Company records worldwide whose business descriptions match “indirect circulation 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 694 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.

Indirect circulation heaters suppliers by location

1 lists · largest first

Every Indirect circulation 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 “indirect circulation heaters suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many indirect circulation heaters suppliers are there worldwide?

RevenueBase identified 111 company matches for indirect circulation heaters suppliers worldwide 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?

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

Which country has the most indirect circulation heaters suppliers?

The United States leads with 39 companies. Every indirect circulation heaters suppliers list by country and city is linked on this page.

Which city has the most indirect circulation heaters suppliers?

Ahmedabad leads with 6 company records, followed by Bangalore (2) and Delhi (2).

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 694 professional contacts with verified work emails tracked across these 111 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.