Company lists · Data refreshed November 2026

Top 25 Heating system providers worldwide

Name: Heating system providers worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 41,426 companies tracked

RevenueBase identified 41,426 company matches for heating system providers worldwide as of November 2026 and tracks 333,863 professional contacts across them, including 86,208 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for heating system providers 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 6, 2026. Country and city lists for heating system providers 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 6, 2026 How this list was built

41,426Companies

333,863Contacts tracked

86,208Verified emails

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The 25 largest heating system providers worldwide

Ranked by team size

Top 25 of 41,426 company matches for heating system providers worldwide, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Groupe Atlantic	Exact match	La Roche-sur- Yon, FranceHQ recorded Nov 6, 2026	10001+	3,522 contacts →
	Exact match “Depuis sa création en 1968, GROUPE ATLANTIC est devenu l’un des acteurs majeurs du HVAC (Heating, Ventilation & Air Conditioning – chauffage, ventilation et climatisation) en…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Vaillant Group	Exact match	Remscheid, GermanyHQ recorded Nov 6, 2026	10001+	3,278 contacts →
	Exact match “Our corporate vision shapes everything we do and inspires our employees every day.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Goodman AIR Conditioning & Heating	Exact match	Waller, TX, United StatesHQ recorded Nov 6, 2026	10001+	2,449 contacts →
	Exact match “Since 1982, Goodman Manufacturing has had one goal: provide customers with reliable, high-quality, energy-efficient, and affordable indoor comfort products.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	American Residential Services	Exact match	Memphis, NC, United StatesHQ recorded Nov 6, 2026	5,001-10,000	2,013 contacts →
	Exact match “American Residential Services (ARS®/Rescue Rooter®) is one of the nation’s largest providers of heating, air conditioning, indoor air quality, plumbing, drain cleaning…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Reliance Home Comfort	Exact match	Toronto, ON, CanadaHQ recorded Nov 6, 2026	1,001-5,000	1,656 contacts →
	Exact match “As a leader in home services and energy efficient solutions for over 60 years, Reliance Home Comfort® (Reliance) is committed to being the Destination of Choice by delivering…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Comfort Systems USA	Exact match	Houston, IN, United StatesHQ recorded Nov 6, 2026	10001+	1,407 contacts →
	Exact match “Comfort Systems USA \| Quality People.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Bravida Danmark A S	Exact match	Brøndby, DenmarkHQ recorded Nov 6, 2026	1,001-5,000	1,385 contacts →
	Exact match “Bravida Danmark er blandt landets største tekniske installations- og servicevirksomheder med over medarbejdere i byer landet over, og vi er en arbejdsplads, der har plads til alle.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Mckenney's, INC	Exact match	Atlanta, NC, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,143 contacts →
	Exact match “McKenney’s is the Southeast’s most trusted name in facility construction, operation and maintenance.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Proxiserve	Exact match	Levallois-perret, FranceHQ recorded Nov 6, 2026	1,001-5,000	1,054 contacts →
	Exact match “A major player in the energy transition and leader in home services, PROXISERVE provides its customers with innovative solutions enabling them to reduce their energy consumption…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Cmta, INC	Exact match	Louisville, TN, United StatesHQ recorded Nov 6, 2026	501-1,000	1,049 contacts →
	Exact match “CMTA is part of Legence, a Nasdaq Listed company.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Ventec S.A	Exact match	Casablanca, MoroccoHQ recorded Nov 6, 2026	1,001-5,000	1,010 contacts →
	Exact match “La Société Ventec a été créée au Maroc en 1949 par Monsieur Albert MARQUET Président Directeur Général de Ventec en France.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Thermon	Exact match	Austin, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,006 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 6, 2026 · View company records in RevenueBase
13	Bravida Norge AS	Exact match	Oslo, NorwayHQ recorded Nov 6, 2026	1,001-5,000	934 contacts →
	Exact match “Bravida gir bygninger liv.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Raychem Chemelex	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	1,001-5,000	884 contacts →
	Exact match “Raychem is a world-leading provider of heat-trace management systems for infrastructure, industrial, commercial and residential buildings, with operations globally.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	BAXI	Exact match	Warwick, United KingdomHQ recorded Nov 6, 2026	1,001-5,000	865 contacts →
	Exact match “We're leading the energy transition to zero carbon, by offering complete residential and commercial heating and hot water solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	IMI Climate Control	Exact match	Eysins, SwitzerlandHQ recorded Nov 6, 2026	1,001-5,000	823 contacts →
	Exact match “At IMI, our Climate Control sector designs intelligent hydronic solutions that optimise comfort, energy use, and system reliability, helping create smarter, greener, more…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Feenstra	Exact match	Lelystad, NetherlandsHQ recorded Nov 6, 2026	1,001-5,000	813 contacts →
	Exact match “Sinds het ontstaan in 1947 is Feenstra marktleider in installatietechniek met een nationale dekking.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	HTS Engineering	Exact match	Toronto, TX, CanadaHQ recorded Nov 6, 2026	1,001-5,000	748 contacts →
	Exact match “Your success is our success.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Coolsys	Exact match	Brea, CA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	741 contacts →
	Exact match “CoolSys solves the most complex challenges in refrigeration, air conditioning, heating, engineering, and energy management.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Aalberts Hydronic Flow Control	Exact match	Almere, NetherlandsHQ recorded Nov 6, 2026	1,001-5,000	677 contacts →
	Exact match “When it comes to comfortable climate in buildings, we set the ultimate standards.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Chromalox	Exact match	Pittsburgh, United StatesHQ recorded Nov 6, 2026	1,001-5,000	663 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 6, 2026 · View company records in RevenueBase
22	Climate Pros, LLC	Exact match	Glendale Heights, CA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	581 contacts →
	Exact match “At Climate Pros, LLC, we are a leading commercial refrigeration and HVAC company specializing in the design, construction, and servicing of refrigeration systems across thousands…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	ONE Hour Heating & AIR Conditioning	Exact match	Phoenix, AZ, United StatesHQ recorded Nov 6, 2026	1,001-5,000	573 contacts →
	Exact match “When homeowners want a reliable heater or air conditioning system that they don’t have to think about, they call One Hour Heating & Air Conditioning.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Dead River Company	Exact match	South Portland, ME, United StatesHQ recorded Nov 6, 2026	1,001-5,000	529 contacts →
	Exact match “Dead River Company is proud to serve homes and businesses across New England with dependable propane, heating oil, and kerosene deliveries, along with expert equipment maintenance…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Stiebel Eltron Group	Exact match	Holzminden, GermanyHQ recorded Nov 6, 2026	5,001-10,000	509 contacts →
	Exact match “STIEBEL ELTRON bietet hocheffiziente Produkte und Dienstleistungen für die Heizung, Kühlung, Lüftung und Warmwasserbereitung von Gebäuden.” Recorded in the RevenueBase company graph · Nov 6, 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 “heating system providers”. 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 41,426 heating system providers worldwide

See the full list, filter by size, metro and specialty, and access 86,208 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Heating system providers worldwide at a glance

As of Nov 6, 2026

25.8%Verified-email coverage

8.1Average contacts per company

1-10Median size (employees)

0.7%Largest-city concentration · London

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

20,165

11-50

14,570

51-200

3,785

201-500

689

501-1,000

196

1,001-5,000

130

5,001-10,000

10001+

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 heating system providers are linked below.
What qualifies: Company records worldwide whose business descriptions match “heating system providers” 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 86,208 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.

Heating system providers by location

143 lists · largest first

Every Heating system providers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “heating system providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many heating system providers are there worldwide?

RevenueBase identified 41,426 company matches for heating system providers 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?

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

Which country has the most heating system providers?

The United States leads with 13,170 companies, followed by the United Kingdom (4,019) and France (2,896). Every heating system providers list by country and city is linked on this page.

Which city has the most heating system providers?

London leads with 292 company records, followed by Houston (148) and New York (138).

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 86,208 professional contacts with verified work emails tracked across these 41,426 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.