Company lists · Data refreshed October 2026

Top 25 Commercial plumbing and heating contractors worldwide

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

Compiled by the RevenueBase Data Team Data refreshed Oct 10, 2026 28,976 companies tracked

RevenueBase identified 28,976 company matches for commercial plumbing and heating contractors worldwide as of October 2026 and tracks 217,875 professional contacts across them, including 61,159 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for commercial plumbing and heating 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 plumbing and heating 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

28,976Companies

217,875Contacts tracked

61,159Verified emails

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The 25 largest commercial plumbing and heating contractors worldwide

Ranked by team size

Top 25 of 28,976 company matches for commercial plumbing and heating 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	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
2	American Residential Services	Exact match	Memphis, TN, United StatesHQ recorded Oct 10, 2026	5,001-10,000	1,948 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 · Oct 10, 2026 · View company records in RevenueBase
3	Service Experts	Exact match	Richardson, TX, United StatesHQ recorded Oct 10, 2026	1,001-5,000	1,509 contacts →
	Exact match “Service Experts is North America's leading HVAC, Plumbing & Electrical company with 75+ locations nationwide.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
4	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
5	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
6	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
7	LEE Company	Exact match	Franklin, TN, United StatesHQ recorded Oct 10, 2026	1,001-5,000	1,049 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 · Oct 10, 2026 · View company records in RevenueBase
8	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
9	Proxiserve	Exact match	Levallois-perret, FranceHQ recorded Oct 10, 2026	1,001-5,000	984 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 · Oct 10, 2026 · View company records in RevenueBase
10	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
11	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
12	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
13	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
14	F.E. Moran Group Of Companies	Exact match	Northbrook, IL, United StatesHQ recorded Oct 10, 2026	1,001-5,000	592 contacts →
	Exact match “At F.E.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
15	Murphy Company	Exact match	St. Louis, MO, United StatesHQ recorded Oct 10, 2026	1,001-5,000	587 contacts →
	Exact match “Per Colorado State Law Our CO Plumbing Contractor License Our Master Plumbing License is MP.03001288.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
16	Egan Company	Exact match	Champlin, MN, United StatesHQ recorded Oct 10, 2026	1,001-5,000	585 contacts →
	Exact match “Before our 12 trades, employees, countless valued customers, and four locations, there was one man in a single room pipe shop on the Northern Minnesota Iron Range.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
17	Deem, LLC	Exact match	Indianapolis, IN, United StatesHQ recorded Oct 10, 2026	1,001-5,000	537 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 · Oct 10, 2026 · View company records in RevenueBase
18	JH Kelly, LLC	Exact match	Longview, WA, United StatesHQ recorded Oct 10, 2026	501-1,000	528 contacts →
	Exact match “JH Kelly is a fourth generation, family-owned construction company that provides HVAC and plumbing services to commercial facility owners and acts as a self-performing industrial…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
19	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
20	Romanoff Group	Exact match	Gahanna, OH, United StatesHQ recorded Oct 10, 2026	1,001-5,000	422 contacts →
	Exact match “The Romanoff Group of Companies has been dedicated to providing specialized electrical, plumbing, and heating and cooling services since 1992.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
21	John W. Danforth Company	Exact match	Tonawanda, NY, United StatesHQ recorded Oct 10, 2026	501-1,000	410 contacts →
	Exact match “We are powered by the best people in the industry.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
22	Hermanson Company	Exact match	Kent, WA, United StatesHQ recorded Oct 10, 2026	201-500	404 contacts →
	Exact match “Hermanson Company is a full-service mechanical contractor delivering high-quality sheet metal, piping, and plumbing systems for complex, high-performance environments.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
23	Hiller Plumbing, Heating, Cooling & Electrical	Exact match	Nashville, TN, United StatesHQ recorded Oct 10, 2026	501-1,000	370 contacts →
	Exact match “Hiller provides residential and commercial service and repair throughout Tennessee, Southern Kentucky, Northern Alabama, Southeastern Arkansas, Northeastern Mississippi, Northern…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
24	Bilt Middle East LLC	Exact match	Dubai, United Arab EmiratesHQ recorded Oct 10, 2026	1,001-5,000	370 contacts →
	Exact match “Incorporated in Dubai in 1978 by Decree of H.H.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
25	B&i Contractors INC	Exact match	Fort Myers, FL, United StatesHQ recorded Oct 10, 2026	1,001-5,000	369 contacts →
	Exact match “Award-winning full-service mechanical, service, electrical, and plumbing contractor specializing in commercial, institutional, and industrial construction, restoration and service.” 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 plumbing and heating 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 28,976 commercial plumbing and heating contractors worldwide

See the full list, filter by size, metro and specialty, and access 61,159 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Commercial plumbing and heating contractors worldwide at a glance

As of Oct 10, 2026

28.1%Verified-email coverage

7.5Average contacts per company

1-10Median size (employees)

1.0%Largest-city concentration · London

Oct 10, 2026Page data refreshed

Companies by employee count

1-10

14,723

11-50

10,039

51-200

2,898

201-500

458

501-1,000

121

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 plumbing and heating contractors are linked below.
What qualifies: Company records worldwide whose business descriptions match “commercial plumbing and heating 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 61,159 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 plumbing and heating contractors by location

105 lists · largest first

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

How many commercial plumbing and heating contractors are there worldwide?

RevenueBase identified 28,976 company matches for commercial plumbing and heating 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?

Acco Engineered Systems tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most commercial plumbing and heating contractors?

The United States leads with 12,250 companies, followed by the United Kingdom (2,895) and France (1,919). Every commercial plumbing and heating contractors list by country and city is linked on this page.

Which city has the most commercial plumbing and heating contractors?

London leads with 279 company records, followed by Houston (142) and New York (135).

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 61,159 professional contacts with verified work emails tracked across these 28,976 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.