Company lists · Data refreshed September 2026

Top 25 Emergency hvac service companies worldwide

Name: Emergency hvac service companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 19, 2026 29,920 companies tracked

RevenueBase identified 29,920 company matches for emergency hvac service companies worldwide as of September 2026 and tracks 231,182 professional contacts across them, including 57,783 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for emergency hvac service 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 September 19, 2026. Country and city lists for emergency hvac service 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 Sep 19, 2026 How this list was built

29,920Companies

231,182Contacts tracked

57,783Verified emails

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The 25 largest emergency hvac service companies worldwide

Ranked by team size

Top 25 of 29,920 company matches for emergency hvac service companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 19, 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	Blue Star Limited	Exact match	Mumbai, IndiaHQ recorded Sep 19, 2026	1,001-5,000	6,621 contacts →
	Exact match “Blue Star Limited is India’s leading air conditioning and commercial refrigeration company with over eight decades of experience in providing expert cooling solutions.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
2	American Residential Services	Exact match	Memphis, TN, United StatesHQ recorded Sep 19, 2026	5,001-10,000	1,882 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 · Sep 19, 2026 · View company records in RevenueBase
3	Service Experts	Exact match	Richardson, TX, United StatesHQ recorded Sep 19, 2026	1,001-5,000	1,502 contacts →
	Exact match “Service Experts is North America's leading HVAC, Plumbing & Electrical company with 75+ locations nationwide.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
4	Comfort Systems USA	Exact match	Houston, TX, United StatesHQ recorded Sep 19, 2026	10001+	1,330 contacts →
	Exact match “Comfort Systems USA \| Quality People.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5	Bravida Danmark A S	Exact match	Brøndby, DenmarkHQ recorded Sep 19, 2026	1,001-5,000	1,298 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 · Sep 19, 2026 · View company records in RevenueBase
6	LEE Company	Exact match	Franklin, TN, United StatesHQ recorded Sep 19, 2026	1,001-5,000	1,019 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 · Sep 19, 2026 · View company records in RevenueBase
7	Ventec S.A	Exact match	Casablanca, MoroccoHQ recorded Sep 19, 2026	1,001-5,000	959 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 · Sep 19, 2026 · View company records in RevenueBase
8	MCI SAS	Exact match	Carquefou, FranceHQ recorded Sep 19, 2026	1,001-5,000	943 contacts →
	Exact match “Spécialiste du froid et la climatisation depuis 60 ans, MCI s'engage à vous offrir un grand choix de solutions et de services parfaitement adaptés à vos exigences.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9	Coolsys	Exact match	Brea, CA, United StatesHQ recorded Sep 19, 2026	1,001-5,000	750 contacts →
	Exact match “CoolSys solves the most complex challenges in refrigeration, air conditioning, heating, engineering, and energy management.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10	HTS Engineering	Exact match	Toronto, ON, CanadaHQ recorded Sep 19, 2026	1,001-5,000	714 contacts →
	Exact match “Your success is our success.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11	Concepcion-Carrier AIR Conditioning Company Ccac	Exact match	Alabang, PhilippinesHQ recorded Sep 19, 2026	501-1,000	670 contacts →
	Exact match “Formed in January 1998, Concepcion-Carrier Air Conditioning Company (CCAC) brings together two leaders in the air conditioning industry: Carrier Corporation of the United States…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12	Climate Pros, LLC	Exact match	Glendale Heights, IL, United StatesHQ recorded Sep 19, 2026	1,001-5,000	554 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 · Sep 19, 2026 · View company records in RevenueBase
13	Deem, LLC	Exact match	Indianapolis, IN, United StatesHQ recorded Sep 19, 2026	1,001-5,000	539 contacts →
	Exact match “DEEM, LLC is a mechanical and electrical company centrally located in Fishers, Indiana with satellite offices throughout the Midwest down to the southeastern United States.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14	ONE Hour Heating & AIR Conditioning	Exact match	Phoenix, AZ, United StatesHQ recorded Sep 19, 2026	1,001-5,000	526 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 · Sep 19, 2026 · View company records in RevenueBase
15	Texas Airsystems	Exact match	Irving, TX, United StatesHQ recorded Sep 19, 2026	201-500	523 contacts →
	Exact match “In business for over 45 years, Texas AirSystems has grown to be recognized as one of the premier partners for commercial HVAC solutions in Texas, boasting over 500 associates…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16	Carrier India	Exact match	Gurgaon, IndiaHQ recorded Sep 19, 2026	501-1,000	471 contacts →
	Exact match “Founded by Dr.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17	Horizon Services, LLC	Exact match	Wilmington, DE, United StatesHQ recorded Sep 19, 2026	501-1,000	448 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 · Sep 19, 2026 · View company records in RevenueBase
18	Hoffman & Hoffman, INC	Exact match	Greensboro, NC, United StatesHQ recorded Sep 19, 2026	1,001-5,000	445 contacts →
	Exact match “Since 1947, Hoffman & Hoffman, Inc.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19	Heating Cooling	Exact match	Sao Paulo, BrazilHQ recorded Sep 19, 2026	501-1,000	436 contacts →
	Exact match “Desde 1974, a Heating & Cooling atua no segmento de engenharia de instalação de Sistemas de Ar-Condicionado, Ventilação e Exaustão Mecânica, com mais de 2.500 projetos executados.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20	Heinen & Hopman	Exact match	Bunschoten-spakenburg, United StatesHQ recorded Sep 19, 2026	1,001-5,000	429 contacts →
	Exact match “Heinen & Hopman Engineering was founded in 1965 as a family business in the heart of Holland, Spakenburg.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21	Source Refrigeration & Hvac	Exact match	Brea, CA, United StatesHQ recorded Sep 19, 2026	1,001-5,000	420 contacts →
	Exact match “For up-to-date information, please see the CoolSys profile page.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
22	John W. Danforth Company	Exact match	Tonawanda, NY, United StatesHQ recorded Sep 19, 2026	501-1,000	415 contacts →
	Exact match “We are powered by the best people in the industry.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23	Carmichael Engineering LTD	Exact match	Montreal, QC, CanadaHQ recorded Sep 19, 2026	501-1,000	400 contacts →
	Exact match “Dedicated to Excellence For over a century, Carmichael has been delivering expert solutions in HVAC, industrial refrigeration, automation, combustion, energy, and scientific…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
24	Strada Services	Exact match	Sanford, FL, United StatesHQ recorded Sep 19, 2026	1,001-5,000	391 contacts →
	Exact match “Strada Services is a full service electrical, security, and air conditioning contracting company servicing residential, commercial, and industrial customers in Florida and in the…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
25	TWC Services, INC	Exact match	Des Moines, IA, United StatesHQ recorded Sep 19, 2026	501-1,000	371 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 19, 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 “emergency hvac service 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 29,920 emergency hvac service companies worldwide

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Emergency hvac service companies worldwide at a glance

As of Sep 19, 2026

25.0%Verified-email coverage

7.7Average contacts per company

11-50Median size (employees)

0.8%Largest-city concentration · Sao Paulo

Sep 19, 2026Page data refreshed

Companies by employee count

1-10

14,234

11-50

11,406

51-200

3,056

201-500

527

501-1,000

120

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 emergency hvac service companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “emergency hvac service 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 57,783 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 September 19, 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.

Emergency hvac service companies by location

102 lists · largest first

Every Emergency hvac service 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 “emergency hvac service companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many emergency hvac service companies are there worldwide?

RevenueBase identified 29,920 company matches for emergency hvac service companies worldwide as of September 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?

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

Which country has the most emergency hvac service companies?

The United States leads with 13,217 companies, followed by France (1,592) and the United Kingdom (1,476). Every emergency hvac service companies list by country and city is linked on this page.

Which city has the most emergency hvac service companies?

Sao Paulo leads with 248 company records, followed by Houston (179) and London (154).

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 57,783 professional contacts with verified work emails tracked across these 29,920 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 September 19, 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.