Company lists · Data refreshed October 2026

Top 25 Gas-fired indirect heaters suppliers worldwide

RevenueBase identified 652 company matches for gas-fired indirect heaters suppliers worldwide as of October 2026 and tracks 5,599 professional contacts across them, including 1,597 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for gas-fired indirect 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 gas-fired indirect 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
652Companies
5,599Contacts tracked
1,597Verified emails
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The 25 largest gas-fired indirect heaters suppliers worldwide

Ranked by team size
Top 25 of 652 company matches for gas-fired indirect 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 matchFano, ItalyHQ recorded Oct 26, 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 · Oct 26, 2026 · View company records in RevenueBase
3Exact 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
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 matchMissouri City, TX, United StatesHQ recorded Oct 26, 202651-20065 contacts →

Exact match

“Since 1977, Willbanks has provided advanced solutions and support for thousands of commercial heating systems and equipment.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
6Exact matchBayswater, United KingdomHQ recorded Oct 26, 202651-20058 contacts →

Exact match

“Gasco Pty Ltd designs, manufactures, installs, commissions and services a wide range of Heat Transfer and Combustion products.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
7Exact matchMountlake Terrace, WA, United StatesHQ recorded Oct 26, 202651-20058 contacts →

Exact match

“Since 1964, Cole Industrial has been the Northwest's leading provider of new, used and rental boiler equipment for the process and comfort heating needs of nearly every industry…”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
8Exact matchOnalaska, WI, United StatesHQ recorded Oct 26, 202651-20056 contacts →

Exact match

“L.B.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
9Exact 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
10Exact matchCologne, GermanyHQ recorded Oct 26, 2026201-50052 contacts →

Exact match

“Vor mehr als 90 Jahren hat unser Firmengründer Günther Schwank den ersten Gas-Infrarot-Hellstrahler erfunden.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
11Exact matchSheerness, United KingdomHQ recorded Oct 26, 2026n/a41 contacts →

Exact match

“Established in February 2020, Rapid Energy is a dynamic business operating in the UK temporary HVAC sector.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
12Exact matchStoney Creek, ON, CanadaHQ recorded Oct 26, 202611-5039 contacts →

Exact match

“SRP® offers a complete range of low and high-intensity infrared heaters for industrial, commercial, agricultural and residential applications worldwide.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
13Exact matchIrvine, CA, United StatesHQ recorded Oct 26, 202651-20037 contacts →

Exact match

“Bromic Heating is the only company to design, engineer, and manufacture gas, electric and portable outdoor heating products.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
14Exact matchBanbury, United KingdomHQ recorded Oct 26, 202611-5036 contacts →

Exact match

“Lochinvar designs, manufactures and distributes a comprehensive range of high efficiency gas fired water heaters and boilers for commercial and industrial applications.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
15Exact matchWinterswijk, NetherlandsHQ recorded Oct 26, 202651-20036 contacts →

Exact match

“Winterwarm is a leading European manufacturer of sustainable heating, cooling and lighting solutions for commercial and industrial environments.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
16Exact matchOklahoma City, OK, United StatesHQ recorded Oct 26, 202651-20035 contacts →

Exact match

“Since 1918 Federal has been a leading thermal solutions provider in the Midwest.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
17Exact matchMemphis, TN, United StatesHQ recorded Oct 26, 202611-5032 contacts →

Exact match

“Power Equipment Company (Power Equipment of Memphis) specializes in energy systems and heat generating products, providing the knowledge, products, services and supplies necessary…”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
18Exact matchRockland, MA, United StatesHQ recorded Oct 26, 202651-20031 contacts →

Exact match

“Celebrating 75 years in service in 2026!”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
19Exact 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
20Exact 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
21Exact matchBristol, CT, United StatesHQ recorded Oct 26, 202611-5030 contacts →

Exact match

“ETTER Engineering has historically served the Northeast providing gas equipment and systems to countless markets and applications since 1940.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
22Exact matchKristianstad, SwedenHQ recorded Oct 26, 202651-20030 contacts →

Exact match

“Värmebaronen levererar ett brett sortiment med driftsäkra och flexibla produkter till flera användningsområden.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
23Exact matchKocaeli, TürkiyeHQ recorded Oct 26, 202651-20030 contacts →

Exact match

“Isıtma sektöründe hizmet edebilmek üzere, 1991 yılının ilk çeyreğinde Amerikan Roberts-Gordon Inc.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
24Exact matchDedham, MA, United StatesHQ recorded Oct 26, 202651-20029 contacts →

Exact match

“MacFarlane Energy's goal is to build long-term relationships with customers who want outstanding customer service and fair treatment.”

Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase
25Exact matchCharlotte, NC, United StatesHQ recorded Oct 26, 202651-20028 contacts →

Exact match

“Founded in 1949, Gas-Fired Products, Inc.(GFP) currently manufactures and markets a wide variety of gas-fired heating products from its facilities in both the U.S.”

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

Showing 25 of 652 gas-fired indirect heaters suppliers worldwide

See the full list, filter by size, metro and specialty, and access 1,597 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Gas-fired indirect heaters suppliers worldwide at a glance

As of Oct 26, 2026
28.5%Verified-email coverage
8.6Average contacts per company
11-50Median size (employees)
1.4%Largest-city concentration · Sao Paulo
Oct 26, 2026Page data refreshed

Companies by employee count

1-10
316
11-50
225
51-200
75
201-500
12
501-1,000
2
1,001-5,000
4
5,001-10,000
2
10001+
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 gas-fired indirect heaters suppliers are linked below.
What qualifies
Company records worldwide whose business descriptions match “gas-fired indirect 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 1,597 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.

Gas-fired indirect heaters suppliers by location

3 lists · largest first

Every Gas-fired indirect 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 “gas-fired indirect heaters suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many gas-fired indirect heaters suppliers are there worldwide?

RevenueBase identified 652 company matches for gas-fired indirect 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 gas-fired indirect heaters suppliers?

The United States leads with 106 companies, followed by the United Kingdom (74) and Canada (41). Every gas-fired indirect heaters suppliers list by country and city is linked on this page.

Which city has the most gas-fired indirect heaters suppliers?

Sao Paulo leads with 9 company records, followed by Ahmedabad (6) and Istanbul (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 1,597 professional contacts with verified work emails tracked across these 652 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.