Company lists · Data refreshed November 2026

Top 25 Hvac and electrical contractors worldwide

RevenueBase identified 43,949 company matches for hvac and electrical contractors worldwide as of November 2026 and tracks 392,986 professional contacts across them, including 105,463 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for hvac and electrical 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 November 6, 2026. Country and city lists for hvac and electrical 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 Nov 6, 2026 How this list was built
43,949Companies
392,986Contacts tracked
105,463Verified emails
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The 25 largest hvac and electrical contractors worldwide

Ranked by team size
Top 25 of 43,949 company matches for hvac and electrical contractors 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchBrussels, BelgiumHQ recorded Nov 6, 20265,001-10,0005,429 contacts →

Exact match

“What if you could use your talent to contribute to the great challenges of tomorrow?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchPasadena, CA, United StatesHQ recorded Nov 6, 20265,001-10,0002,633 contacts →

Exact match

“Since 1934, owners and builders have selected ACCO Engineered Systems to design, install, and maintain more than mechanical projects.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchMemphis, NC, United StatesHQ recorded Nov 6, 20265,001-10,0002,013 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
4Exact matchKanata, ON, CanadaHQ recorded Nov 6, 20261,001-5,0001,642 contacts →

Exact match

“We build for life.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchRichardson, NY, United StatesHQ recorded Nov 6, 20261,001-5,0001,552 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
6Exact matchHouston, IN, United StatesHQ recorded Nov 6, 202610001+1,407 contacts →

Exact match

“Comfort Systems USA | Quality People.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchBrøndby, DenmarkHQ recorded Nov 6, 20261,001-5,0001,385 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
8Exact matchAtlanta, NC, United StatesHQ recorded Nov 6, 20261,001-5,0001,143 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
9Exact matchFranklin, TN, United StatesHQ recorded Nov 6, 20261,001-5,0001,067 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
10Exact matchLouisville, TN, United StatesHQ recorded Nov 6, 2026501-1,0001,049 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
11Exact matchCasablanca, MoroccoHQ recorded Nov 6, 20261,001-5,0001,010 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
12Exact matchCarquefou, FranceHQ recorded Nov 6, 20261,001-5,000982 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 · Nov 6, 2026 · View company records in RevenueBase
13Exact matchOslo, NorwayHQ recorded Nov 6, 20261,001-5,000934 contacts →

Exact match

“Bravida gir bygninger liv.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchSt. Louis, MO, United StatesHQ recorded Nov 6, 20261,001-5,000928 contacts →

Exact match

“ArchKey, one of the largest privately held specialty trade installation and facilities services companies in the United States, is a leader in designing, building, and maintaining…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchFond Du Lac, WI, United StatesHQ recorded Nov 6, 20261,001-5,000915 contacts →

Exact match

“Ahern is a mechanical and fire protection contractor specializing in HVAC, Plumbing, Building Controls, Sprinkler, Extinguisher & Alarm and Fabrication for construction and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchSilverwater, AustraliaHQ recorded Nov 6, 20261,001-5,000845 contacts →

Exact match

“Fredon is an Australian leader in Electrical, HVAC, Infrastructure and Technology services, backed by 24/7 national maintenance capability.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchLelystad, NetherlandsHQ recorded Nov 6, 20261,001-5,000813 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
18Exact matchLong Beach, CA, United StatesHQ recorded Nov 6, 2026n/a787 contacts →

Exact match

“WELCOME TO OUR WEBSITE!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchGarland, TX, United StatesHQ recorded Nov 6, 20261,001-5,000752 contacts →

Exact match

“Our story began in 1994 with a simple vision: Build a company that does things right.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchToronto, TX, CanadaHQ recorded Nov 6, 20261,001-5,000748 contacts →

Exact match

“Your success is our success.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchBrea, CA, United StatesHQ recorded Nov 6, 20261,001-5,000741 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
22Exact matchAnkeny, IA, United StatesHQ recorded Nov 6, 20261,001-5,000731 contacts →

Exact match

“Established in 1963, Baker Group is Iowa’s premier full-service specialty contractor-serving commercial, industrial, institutional, and mission-critical markets across the country.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchAlabang, PhilippinesHQ recorded Nov 6, 2026501-1,000727 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 · Nov 6, 2026 · View company records in RevenueBase
24Exact matchAbu Dhabi, United Arab EmiratesHQ recorded Nov 6, 20261,001-5,000705 contacts →

Exact match

“Universal Voltas is a leader in Electromechanical Projects and Facility Management Services, providing state of the art solutions to its clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchDallas, TX, United StatesHQ recorded Nov 6, 202610001+664 contacts →

Exact match

“Apex Service Partners is a HVAC, plumbing and electrical services group whose goal is to partner with world-class service providers to build an industry leading national platform.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 43,949 hvac and electrical contractors worldwide

See the full list, filter by size, metro and specialty, and access 105,463 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Hvac and electrical contractors worldwide at a glance

As of Nov 6, 2026
26.8%Verified-email coverage
8.9Average contacts per company
11-50Median size (employees)
0.7%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
20,095
11-50
16,582
51-200
4,825
201-500
861
501-1,000
211
1,001-5,000
137
5,001-10,000
19
10001+
17

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 hvac and electrical contractors are linked below.
What qualifies
Company records worldwide whose business descriptions match “hvac and electrical 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 105,463 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.

Hvac and electrical contractors by location

167 lists · largest first

Every Hvac and electrical 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 “hvac and electrical contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many hvac and electrical contractors are there worldwide?

RevenueBase identified 43,949 company matches for hvac and electrical contractors 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?

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

Which country has the most hvac and electrical contractors?

The United States leads with 17,795 companies, followed by France (2,325) and the United Kingdom (2,294). Every hvac and electrical contractors list by country and city is linked on this page.

Which city has the most hvac and electrical contractors?

Sao Paulo leads with 308 company records, followed by Dubai (248) and Houston (242).

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 105,463 professional contacts with verified work emails tracked across these 43,949 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.