Company lists · Data refreshed November 2026

Top 25 Heating companies worldwide

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

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 42,873 companies tracked

RevenueBase identified 42,873 company matches for heating companies worldwide as of November 2026 and tracks 323,958 professional contacts across them, including 80,747 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for heating companies 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 companies 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

42,873Companies

323,958Contacts tracked

80,747Verified emails

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The 25 largest heating companies worldwide

Ranked by team size

Top 25 of 42,873 company matches for heating companies 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	Service Experts	Exact match	Richardson, NY, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,552 contacts →
	Exact match “Service Experts is North America's leading HVAC, Plumbing & Electrical company with 75+ locations nationwide.” 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	Danfoss Climate Solutions	Exact match	Nordborg, DenmarkHQ recorded Nov 6, 2026	10001+	1,279 contacts →
	Exact match “At Danfoss Climate Solutions, we engineer energy-efficient heating and cooling solutions to help the world get more out of less.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Enercare INC	Exact match	Markham, ON, CanadaHQ recorded Nov 6, 2026	1,001-5,000	1,082 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	LEE Company	Exact match	Franklin, TN, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,067 contacts →
	Exact match “Since 1944, we’ve been family-owned and family-focused, built on values that last and a mission that matters.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	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
12	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
13	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
14	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
15	Thermax Babcock & Wilcox Energy Solutions Limited	Exact match	Pune, IndiaHQ recorded Nov 6, 2026	1,001-5,000	920 contacts →
	Exact match “Thermax Babcock & Wilcox Energy Solutions (TBWES), a wholly-owned subsidiary of Thermax Limited, provides equipment and complete solutions for generating steam for process and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	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
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	Riello	Exact match	Legnago, ItalyHQ recorded Nov 6, 2026	1,001-5,000	752 contacts →
	Exact match “For over 100 years, Riello’s Energy For Life has been at the core of its industrial policy, guiding the company in the development of solutions designed to provide comfort and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	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
20	Bradford White	Exact match	Ambler, PA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	748 contacts →
	Exact match “Bradford White Corporation is an American-owned, full-line manufacturer of residential, commercial, and industrial products for water heating, space heating, combination heating…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	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
22	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
23	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
24	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
25	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

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 companies”. 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 42,873 heating companies worldwide

See the full list, filter by size, metro and specialty, and access 80,747 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Heating companies worldwide at a glance

As of Nov 6, 2026

24.9%Verified-email coverage

7.6Average contacts per company

1-10Median size (employees)

0.8%Largest-city concentration · London

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

21,506

11-50

14,716

51-200

3,670

201-500

626

501-1,000

188

1,001-5,000

128

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 companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “heating companies” 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 80,747 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 companies by location

147 lists · largest first

Every Heating companies 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 companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many heating companies are there worldwide?

RevenueBase identified 42,873 company matches for heating companies 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 companies?

The United States leads with 15,275 companies, followed by the United Kingdom (4,451) and France (3,060). Every heating companies list by country and city is linked on this page.

Which city has the most heating companies?

London leads with 341 company records, followed by Houston (160) and New York (159).

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 80,747 professional contacts with verified work emails tracked across these 42,873 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.