Company lists · Data refreshed October 2026

Top 25 Commercial heating repair contractors worldwide

Name: Commercial heating repair contractors worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 10, 2026 17,154 companies tracked

RevenueBase identified 17,154 company matches for commercial heating repair contractors worldwide as of October 2026 and tracks 105,259 professional contacts across them, including 25,428 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for commercial heating repair contractors 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 10, 2026. Country and city lists for commercial heating repair contractors 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 10, 2026 How this list was built

17,154Companies

105,259Contacts tracked

25,428Verified emails

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The 25 largest commercial heating repair contractors worldwide

Ranked by team size

Top 25 of 17,154 company matches for commercial heating repair contractors worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 10, 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	Ventec S.A	Exact match	Casablanca, MoroccoHQ recorded Oct 10, 2026	1,001-5,000	971 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 · Oct 10, 2026 · View company records in RevenueBase
2	BAXI	Exact match	Warwick, United KingdomHQ recorded Oct 10, 2026	1,001-5,000	884 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 · Oct 10, 2026 · View company records in RevenueBase
3	HTS Engineering	Exact match	Toronto, ON, CanadaHQ recorded Oct 10, 2026	1,001-5,000	733 contacts →
	Exact match “Your success is our success.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
4	Horizon Services, LLC	Exact match	Wilmington, DE, United StatesHQ recorded Oct 10, 2026	501-1,000	458 contacts →
	Exact match “Horizon Services is the premier heating, air conditioning, plumbing, drain cleaning and sewer services company in Delaware (New Castle County & Kent County), Pennsylvania…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
5	Ferroli Group	Exact match	San Bonifacio, ItalyHQ recorded Oct 10, 2026	1,001-5,000	435 contacts →
	Exact match “Comfort, designed around you – Since 1955, Ferroli has been a trusted name in HVAC, delivering innovative solutions for heating, cooling and hot water that combine comfort, energy…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
6	Source Refrigeration & Hvac	Exact match	Brea, CA, United StatesHQ recorded Oct 10, 2026	1,001-5,000	421 contacts →
	Exact match “For up-to-date information, please see the CoolSys profile page.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
7	Logista Hometech	Exact match	Arras, FranceHQ recorded Oct 10, 2026	1,001-5,000	361 contacts →
	Exact match “Spécialiste de la maintenance immobilière, nous entretenons et dépannons les équipements de chauffage, VMC, plomberie, sanitaire, climatisation… pour les bailleurs sociaux et les…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
8	United Mechanical	Exact match	San Jose, CA, United StatesHQ recorded Oct 10, 2026	201-500	349 contacts →
	Exact match “United Mechanical specializes in HVAC and Plumbing systems design, construction, retrofit, repair, and 24/7 emergency service for commercial and industrial properties throughout…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
9	Boland	Exact match	Gaithersburg, MD, United StatesHQ recorded Oct 10, 2026	201-500	329 contacts →
	Exact match “Boland is the leading commercial HVAC systems, services, and building energy solutions provider in the DC metro area.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
10	Space Engineering Services LTD	Exact match	Bristol, United KingdomHQ recorded Oct 10, 2026	201-500	324 contacts →
	Exact match “Space Engineering Services is the UK’s leading provider of refrigeration, heating, ventilation and air conditioning services.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
11	Rinnai Australia	Exact match	Braeside, AustraliaHQ recorded Oct 10, 2026	201-500	317 contacts →
	Exact match “Following Rinnai's international origins dating back more than 100 years, Rinnai Australia was established 50 years ago and since then has been providing Australians with the best…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
12	Tech24	Exact match	Greenville, SC, United StatesHQ recorded Oct 10, 2026	501-1,000	298 contacts →
	Exact match “Tech 24 is the service industry leader, providing fast, complete, multi-regional repair and preventive plan solutions for commercial refrigeration, cooking, beverage and HVAC…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
13	The Arcticom Group	Exact match	Walnut Creek, CA, United StatesHQ recorded Oct 10, 2026	1,001-5,000	260 contacts →
	Exact match “At The Arcticom Group (TAG), our family of best-in-market operating companies delivers the highest-quality service and customer experience in commercial and industrial HVACR.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
14	ELCO	Exact match	Kehlen, LuxembourgHQ recorded Oct 10, 2026	201-500	257 contacts →
	Exact match “Electrical installations in buildings Heating Climatisation Facility Management” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
15	Morris-Jenkins	Exact match	Charlotte, NC, United StatesHQ recorded Oct 10, 2026	501-1,000	248 contacts →
	Exact match “Morris-Jenkins is like family!” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
16	Ellis AIR Conditioning	Exact match	Moorabbin Airport, AustraliaHQ recorded Oct 10, 2026	201-500	242 contacts →
	Exact match “Established in 1964, Ellis Air Conditioning has a long history of successfully completing mechanical services projects and preventative maintenance programs for many various…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
17	Airtron Heating & AIR Conditioning	Exact match	Columbus, OH, United StatesHQ recorded Oct 10, 2026	1,001-5,000	238 contacts →
	Exact match “Airtron has developed itself into one of the leading heating, ventilation, and air conditioning (HVAC) providers.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
18	Reliable Heating & AIR	Exact match	Kennesaw, GA, United StatesHQ recorded Oct 10, 2026	201-500	236 contacts →
	Exact match “Since 1978, Reliable Heating & Air has been serving all of Metro Atlanta's communities offering heating, cooling, plumbing and electrical services, indoor air quality, duct…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
19	Tolin Mechanical Systems	Exact match	Denver, CO, United StatesHQ recorded Oct 10, 2026	201-500	228 contacts →
	Exact match “Tolin Mechanical is a Leading Energy & Commercial HVAC Services Company.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
20	Energy Air, INC	Exact match	Orlando, FL, United StatesHQ recorded Oct 10, 2026	201-500	219 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
21	Gateway Mechanical Services	Exact match	Edmonton, AB, CanadaHQ recorded Oct 10, 2026	201-500	214 contacts →
	Exact match “Founded in 1968, Gateway Mechanical is a privately owned company that has established itself as a leader in the commercial and industrial refrigeration, heating and air…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
22	Gardiner	Exact match	Solon, OH, United StatesHQ recorded Oct 10, 2026	201-500	214 contacts →
	Exact match “At Gardiner, we've gotten used to clients being shocked by everything we can do to improve a building.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
23	Pueblo Mechanical & Controls	Exact match	Phoenix, AZ, United StatesHQ recorded Oct 10, 2026	501-1,000	210 contacts →
	Exact match “Pueblo was founded in Arizona to achieve sustained and profitable growth by providing services that consistently satisfy the needs and expectations of its customers.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
24	F.H. Furr Plumbing, Heating, AIR Conditioning, & Electrical	Exact match	Manassas, VA, United StatesHQ recorded Oct 10, 2026	501-1,000	209 contacts →
	Exact match “As a community-oriented company for over 40 years, we put our customers first and stand behind our products and services.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
25	Star Service INC	Exact match	Baton Rouge, LA, United StatesHQ recorded Oct 10, 2026	201-500	206 contacts →
	Exact match “Our commitment to the commercial HVAC industry has remained unchanged since we began in 1952.” Recorded in the RevenueBase company graph · Oct 10, 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 “commercial heating repair contractors”. 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 17,154 commercial heating repair contractors worldwide

See the full list, filter by size, metro and specialty, and access 25,428 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Commercial heating repair contractors worldwide at a glance

As of Oct 10, 2026

24.2%Verified-email coverage

6.1Average contacts per company

1-10Median size (employees)

0.8%Largest-city concentration · London

Oct 10, 2026Page data refreshed

Companies by employee count

1-10

9,026

11-50

6,185

51-200

1,348

201-500

173

501-1,000

1,001-5,000

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 commercial heating repair contractors are linked below.
What qualifies: Company records worldwide whose business descriptions match “commercial heating repair contractors” 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 25,428 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 10, 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.

Commercial heating repair contractors by location

49 lists · largest first

Every Commercial heating repair contractors 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 “commercial heating repair contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many commercial heating repair contractors are there worldwide?

RevenueBase identified 17,154 company matches for commercial heating repair contractors 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?

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

Which country has the most commercial heating repair contractors?

The United States leads with 8,931 companies, followed by the United Kingdom (1,492) and Canada (1,131). Every commercial heating repair contractors list by country and city is linked on this page.

Which city has the most commercial heating repair contractors?

London leads with 132 company records, followed by Houston (106) and New York (101).

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 25,428 professional contacts with verified work emails tracked across these 17,154 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 10, 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.