Company lists · Data refreshed October 2026

Top 25 Building heating automation companies worldwide

Name: Building heating automation companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 9, 2026 10,331 companies tracked

RevenueBase identified 10,331 company matches for building heating automation companies worldwide as of October 2026 and tracks 122,801 professional contacts across them, including 35,932 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for building heating automation 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 October 9, 2026. Country and city lists for building heating automation 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 Oct 9, 2026 How this list was built

10,331Companies

122,801Contacts tracked

35,932Verified emails

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The 25 largest building heating automation companies worldwide

Ranked by team size

Top 25 of 10,331 company matches for building heating automation companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 9, 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	Belimo	Exact match	Hinwil, SwitzerlandHQ recorded Oct 9, 2026	1,001-5,000	1,628 contacts →
	Exact match “Headquartered in Switzerland, Belimo is the global market leader in the development, production, and sales of field devices for the energy-efficient control of heating…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
2	Armstrong Fluid Technology	Exact match	Toronto, ON, CanadaHQ recorded Oct 9, 2026	1,001-5,000	1,300 contacts →
	Exact match “With eight manufacturing facilities on four continents, and employees around the world, Armstrong Fluid Technology is celebrating 90 years of being known as an innovator in the…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
3	Danfoss Climate Solutions	Exact match	Nordborg, DenmarkHQ recorded Oct 9, 2026	10001+	1,227 contacts →
	Exact match “At Danfoss Climate Solutions, we engineer energy-efficient heating and cooling solutions to help the world get more out of less.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
4	Automated Logic Corporation	Exact match	Kennesaw, GA, United StatesHQ recorded Oct 9, 2026	501-1,000	1,181 contacts →
	Exact match “Automated Logic Corporation (ALC) provides innovative building automation and control systems.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
5	Ventec S.A	Exact match	Casablanca, MoroccoHQ recorded Oct 9, 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 9, 2026 · View company records in RevenueBase
6	BAXI	Exact match	Warwick, United KingdomHQ recorded Oct 9, 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 9, 2026 · View company records in RevenueBase
7	Raychem Chemelex	Exact match	Houston, TX, United StatesHQ recorded Oct 9, 2026	1,001-5,000	878 contacts →
	Exact match “Raychem is a world-leading provider of heat-trace management systems for infrastructure, industrial, commercial and residential buildings, with operations globally.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
8	IMI Climate Control	Exact match	Eysins, SwitzerlandHQ recorded Oct 9, 2026	1,001-5,000	794 contacts →
	Exact match “At IMI, our Climate Control sector designs intelligent hydronic solutions that optimise comfort, energy use, and system reliability, helping create smarter, greener, more…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
9	Albireo Energy	Exact match	Edison, NJ, United StatesHQ recorded Oct 9, 2026	1,001-5,000	658 contacts →
	Exact match “Albireo Energy is a leading independent building controls and energy services provider recognized by customers for creating intelligent, high-performance buildings.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
10	Aalberts Hydronic Flow Control	Exact match	Almere, NetherlandsHQ recorded Oct 9, 2026	1,001-5,000	658 contacts →
	Exact match “When it comes to comfortable climate in buildings, we set the ultimate standards.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
11	Chromalox	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 9, 2026	1,001-5,000	654 contacts →
	Exact match “When industrial operations depend on heat that simply cannot fail, Chromalox brings unmatched technical knowledge and high‑performance electric heating solutions that stand the…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
12	Rovisys Building Technologies	Exact match	Aurora, OH, United StatesHQ recorded Oct 9, 2026	1,001-5,000	646 contacts →
	Exact match “As part of the RoviSys family of companies, we deliver vendor independent building automation, electrical power management, facility monitoring, and systems integration solutions…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
13	Nordomatic	Exact match	Stockholm, SwedenHQ recorded Oct 9, 2026	1,001-5,000	572 contacts →
	Exact match “Nordomatic is a global impact pioneer in smart buildings, helping you optimize, simplify, and future-proof your operations.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
14	Airmaster	Exact match	Scoresby, AustraliaHQ recorded Oct 9, 2026	1,001-5,000	507 contacts →
	Exact match “At Airmaster, our goal is to lead the way in integrated building services, combining HVAC & R, building automation, electrical, and fire systems to create smart buildings that are…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
15	Stiebel Eltron Group	Exact match	Holzminden, GermanyHQ recorded Oct 9, 2026	5,001-10,000	496 contacts →
	Exact match “STIEBEL ELTRON bietet hocheffiziente Produkte und Dienstleistungen für die Heizung, Kühlung, Lüftung und Warmwasserbereitung von Gebäuden.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
16	Wolf Gmbh	Exact match	Mainburg, GermanyHQ recorded Oct 9, 2026	1,001-5,000	493 contacts →
	Exact match “As a leading supplier of heating and air handling systems, we are perfectly in tune with you.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
17	Long Building Technologies	Exact match	Littleton, CO, United StatesHQ recorded Oct 9, 2026	501-1,000	484 contacts →
	Exact match “Since 1965, LONG has been in the business of building performance; making them automated, efficient, green, and safe.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
18	Carrier India	Exact match	Gurgaon, IndiaHQ recorded Oct 9, 2026	501-1,000	479 contacts →
	Exact match “Founded by Dr.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
19	NIKO	Exact match	Sint Niklaas, BelgiumHQ recorded Oct 9, 2026	501-1,000	477 contacts →
	Exact match “Niko designs electr(on)ic solutions to enhance buildings to better suit the needs of the people who live and work in them.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
20	Baymak BDR Thermea Group	Exact match	İstanbul, TürkiyeHQ recorded Oct 9, 2026	501-1,000	472 contacts →
	Exact match “1969 yılında faaliyetlerine başlayan ve 2013 yılı itibarıyla iklimlendirme sektöründe Avrupa’nın ilk üç şirketi arasında yer alan BDR Thermea Group bünyesine katılan Baymak…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
21	Hoffman & Hoffman, INC	Exact match	Greensboro, NC, United StatesHQ recorded Oct 9, 2026	1,001-5,000	458 contacts →
	Exact match “Since 1947, Hoffman & Hoffman, Inc.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
22	Mestek, INC	Exact match	Westfield, MA, United StatesHQ recorded Oct 9, 2026	501-1,000	458 contacts →
	Exact match “Today, Mestek is a family of over 45 specialty manufacturers providing heating, ventilating, and air conditioning products, coil handling equipment, extruded aluminum products…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
23	Ferroli Group	Exact match	San Bonifacio, ItalyHQ recorded Oct 9, 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 9, 2026 · View company records in RevenueBase
24	Carmichael Engineering LTD	Exact match	Montreal, QC, CanadaHQ recorded Oct 9, 2026	501-1,000	425 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 · Oct 9, 2026 · View company records in RevenueBase
25	Remeha	Exact match	Apeldoorn, NetherlandsHQ recorded Oct 9, 2026	201-500	408 contacts →
	Exact match “Remeha, the comfort innovators Remeha ontwikkelt al sinds 1935 voortdurend innovatieve en energiezuinige producten voor warmte en warm water, zowel voor woningen als utiliteit.” Recorded in the RevenueBase company graph · Oct 9, 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 “building heating automation 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 10,331 building heating automation companies worldwide

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Building heating automation companies worldwide at a glance

As of Oct 9, 2026

29.3%Verified-email coverage

11.9Average contacts per company

11-50Median size (employees)

0.7%Largest-city concentration · London

Oct 9, 2026Page data refreshed

Companies by employee count

1-10

4,922

11-50

3,595

51-200

1,180

201-500

273

501-1,000

105

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 building heating automation companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “building heating automation 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 35,932 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 9, 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.

Building heating automation companies by location

42 lists · largest first

Every Building heating automation 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 “building heating automation companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many building heating automation companies are there worldwide?

RevenueBase identified 10,331 company matches for building heating automation companies 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?

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

Which country has the most building heating automation companies?

The United States leads with 1,573 companies, followed by Germany (772) and the United Kingdom (682). Every building heating automation companies list by country and city is linked on this page.

Which city has the most building heating automation companies?

London leads with 77 company records, followed by Sao Paulo (68) and Istanbul (66).

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 35,932 professional contacts with verified work emails tracked across these 10,331 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 9, 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.