Company lists · Data refreshed October 2026

Top 25 Commercial mechanical contractors worldwide

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

Compiled by the RevenueBase Data Team Data refreshed Oct 10, 2026 24,015 companies tracked

RevenueBase identified 24,015 company matches for commercial mechanical contractors worldwide as of October 2026 and tracks 293,912 professional contacts across them, including 86,985 with verified work emails. The United States is the largest market and Dubai the largest hub.

This list covers company matches for commercial mechanical 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 mechanical 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

24,015Companies

293,912Contacts tracked

86,985Verified emails

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The 25 largest commercial mechanical contractors worldwide

Ranked by team size

Top 25 of 24,015 company matches for commercial mechanical 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	Equans Belux	Exact match	Brussels, BelgiumHQ recorded Oct 10, 2026	5,001-10,000	5,347 contacts →
	Exact match “What if you could use your talent to contribute to the great challenges of tomorrow?” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
2	Acco Engineered Systems	Exact match	Pasadena, CA, United StatesHQ recorded Oct 10, 2026	5,001-10,000	2,573 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 · Oct 10, 2026 · View company records in RevenueBase
3	Tdindustries, INC	Exact match	Dallas, TX, United StatesHQ recorded Oct 10, 2026	1,001-5,000	1,925 contacts →
	Exact match “TDIndustries delivers a comprehensive approach to Facility Services and Mechanical Construction.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
4	Modern Niagara	Exact match	Kanata, ON, CanadaHQ recorded Oct 10, 2026	1,001-5,000	1,585 contacts →
	Exact match “We build for life.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
5	Emcor Group, INC	Exact match	Norwalk, CT, United StatesHQ recorded Oct 10, 2026	10001+	1,443 contacts →
	Exact match “A Fortune 500® company and a member of the S&P 500, EMCOR Group, Inc.(NYSE: EME) is a leader in mechanical and electrical construction, industrial and energy infrastructure, and…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
6	Macdonald-Miller Facility Solutions	Exact match	Seatac, WA, United StatesHQ recorded Oct 10, 2026	1,001-5,000	1,365 contacts →
	Exact match “MacDonald-Miller Facility Solutions is a full-service, design-build mechanical contractor in the Pacific Northwest.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
7	Comfort Systems USA	Exact match	Houston, TX, United StatesHQ recorded Oct 10, 2026	10001+	1,354 contacts →
	Exact match “Comfort Systems USA \| Quality People.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
8	Bravida Danmark A S	Exact match	Brøndby, DenmarkHQ recorded Oct 10, 2026	1,001-5,000	1,342 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 · Oct 10, 2026 · View company records in RevenueBase
9	Fawaz Group	Exact match	KuwaitHQ recorded Oct 10, 2026	1,001-5,000	1,107 contacts →
	Exact match “Welcome to FAWAZ Group official account!” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
10	Plan Group INC	Exact match	Vaughan, ON, CanadaHQ recorded Oct 10, 2026	1,001-5,000	1,096 contacts →
	Exact match “Plan Group is a dynamic construction company that believes working together makes anything possible.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
11	Mckenney's, INC	Exact match	Atlanta, GA, United StatesHQ recorded Oct 10, 2026	1,001-5,000	1,088 contacts →
	Exact match “McKenney’s is the Southeast’s most trusted name in facility construction, operation and maintenance.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
12	Harris	Exact match	St. Paul, MN, United StatesHQ recorded Oct 10, 2026	1,001-5,000	1,025 contacts →
	Exact match “Harris is a leading national mechanical contractor specializing in design and engineering, construction, controls, service, manufacturing, conveyors and end-to-end building…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
13	Cmta, INC	Exact match	Louisville, KY, United StatesHQ recorded Oct 10, 2026	501-1,000	1,016 contacts →
	Exact match “CMTA is part of Legence, a Nasdaq Listed company.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
14	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
15	Anel Group	Exact match	İstanbul, TürkiyeHQ recorded Oct 10, 2026	1,001-5,000	913 contacts →
	Exact match “Founded by Rıdvan Çelikel in 1986, Anel is a global contracting company with its expertise in MEP systems in large scale and challenging projects.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
16	AHERN	Exact match	Fond Du Lac, WI, United StatesHQ recorded Oct 10, 2026	1,001-5,000	884 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 · Oct 10, 2026 · View company records in RevenueBase
17	PT Jaya Teknik Indonesia	Exact match	Jakarta, IndonesiaHQ recorded Oct 10, 2026	201-500	848 contacts →
	Exact match “Pt.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
18	Alemco	Exact match	Dubai, United Arab EmiratesHQ recorded Oct 10, 2026	1,001-5,000	847 contacts →
	Exact match “ALEMCO is a Mechanical, Electrical and Plumbing Contractor and a subsidiary of the ALEC Group.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
19	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
20	Apollo Mechanical Contractors	Exact match	Kennewick, WA, United StatesHQ recorded Oct 10, 2026	1,001-5,000	718 contacts →
	Exact match “Apollo is based in Kennewick, Washington, performing Full Mechanical projects across the United States and around the world.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
21	Baker Group	Exact match	Ankeny, IA, United StatesHQ recorded Oct 10, 2026	1,001-5,000	710 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 · Oct 10, 2026 · View company records in RevenueBase
22	Universal Voltas LLC	Exact match	Abu Dhabi, United Arab EmiratesHQ recorded Oct 10, 2026	1,001-5,000	667 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 · Oct 10, 2026 · View company records in RevenueBase
23	Harder Mechanical Contractors, INC	Exact match	Portland, OR, United StatesHQ recorded Oct 10, 2026	1,001-5,000	660 contacts →
	Exact match “Harder Mechanical is a nationally recognized contractor known for its strong safety culture, ability to meet demanding schedules, commitment to quality, and consistent delivery of…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
24	Facilities Maintenance Management, Llc. FMM	Exact match	Denham Springs, LA, United StatesHQ recorded Oct 10, 2026	n/a	635 contacts →
	Exact match “Facilities Maintenance Management is a company comprised of a team of professionals dedicated to uncompromising quality, responsive service, value and integrity.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
25	FES Group	Exact match	Stirling, United KingdomHQ recorded Oct 10, 2026	501-1,000	600 contacts →
	Exact match “The FES Group is one of the largest independent technical services companies in the UK over 60 years of experience providing building services solutions to a wide range of…” 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 mechanical 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 24,015 commercial mechanical contractors worldwide

See the full list, filter by size, metro and specialty, and access 86,985 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Commercial mechanical contractors worldwide at a glance

As of Oct 10, 2026

29.6%Verified-email coverage

12.2Average contacts per company

11-50Median size (employees)

0.8%Largest-city concentration · Dubai

Oct 10, 2026Page data refreshed

Companies by employee count

1-10

9,250

11-50

9,592

51-200

3,744

201-500

806

501-1,000

211

1,001-5,000

131

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 mechanical contractors are linked below.
What qualifies: Company records worldwide whose business descriptions match “commercial mechanical 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 86,985 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 mechanical contractors by location

88 lists · largest first

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

How many commercial mechanical contractors are there worldwide?

RevenueBase identified 24,015 company matches for commercial mechanical 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?

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

Which country has the most commercial mechanical contractors?

The United States leads with 9,256 companies, followed by the United Kingdom (1,488) and Canada (1,262). Every commercial mechanical contractors list by country and city is linked on this page.

Which city has the most commercial mechanical contractors?

Dubai leads with 202 company records, followed by London (158) and Sao Paulo (134).

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 86,985 professional contacts with verified work emails tracked across these 24,015 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.