Company lists · Data refreshed October 2026

Top 25 Building heating automation companies based in Denmark

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

Compiled by the RevenueBase Data Team Data refreshed Oct 9, 2026 61 companies tracked

RevenueBase identified 61 company matches for building heating automation companies associated with Denmark as of October 2026 and tracks 2,214 professional contacts across them, including 837 with verified work emails. Frederikssund is the largest hub.

This list covers company matches for building heating automation companies associated with Denmark, 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.

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

61Companies

2,214Contacts tracked

837Verified emails

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The 25 largest building heating automation companies based in Denmark

Ranked by team size

Top 25 of 61 company matches for building heating automation companies based in Denmark, 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	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
2	OJ Electronics	Exact match	Sønderborg, DenmarkHQ recorded Oct 9, 2026	51-200	195 contacts →
	Exact match “For over half a century, OJ Electronics has specialized in designing and developing electronic HVAC controls and drives and thermostats for electric underfloor heating systems.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
3	Nilan A S	Exact match	Hedensted, DenmarkHQ recorded Oct 9, 2026	51-200	85 contacts →
	Exact match “About Nilan - Manufacture of HVAC solutions for low energy buildings Nilan develops and manufactures premium-quality, energy-saving ventilation and heat pump solutions that are…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
4	Jysk CTS A S	Exact match	Kolding, DenmarkHQ recorded Oct 9, 2026	51-200	68 contacts →
	Exact match “Jysk CTS beskæftiger sig med salg, installation og service af intelligent bygningsautomatik til styring af varme, ventilation, lys, alarmer, CO2-niveauer, luftfugtighed…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
5	Wygwam Danmark	Exact match	Sønderborg, DenmarkHQ recorded Oct 9, 2026	51-200	56 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
6	Vaillant A S	Exact match	Taastrup, DenmarkHQ recorded Oct 9, 2026	11-50	46 contacts →
	Exact match “Vaillant Group is an internationally operating heating, ventilation and air-conditioning technology concern based in Remscheid, Germany.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
7	MAX Weishaupt A S	Exact match	Glostrup, DenmarkHQ recorded Oct 9, 2026	51-200	41 contacts →
	Exact match “Max Weishaupt A/S er en af de internationalt førende virksomheder indenfor brændere, kondenserende gaskedler, varmepumper, jordvarme, boringer, solvarme og bygningsautomation.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
8	Lund & Sørensen A S	Exact match	Vejle, DenmarkHQ recorded Oct 9, 2026	11-50	39 contacts →
	Exact match “Lund & Sørensen A/S er specialister i levering af kundetilpassede el-varmeløsninger, temperaturfølere og styringsautomatik til industrivirksomheder i Danmark og udlandet.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
9	Roth North Europe A S	Exact match	Frederikssund, DenmarkHQ recorded Oct 9, 2026	11-50	24 contacts →
	Exact match “As a market leader in Northern Europe of HVAC systems, Roth has over the last 70 years created a solutions driven approach to deliver our customers with a portfolio of best in…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
10	Devi By Danfoss	Exact match	Kolding, DenmarkHQ recorded Oct 9, 2026	501-1,000	22 contacts →
	Exact match “Make it easy, make it DEVI Electric Heating - DEVI by Danfoss develops and produces electric heating solutions for comfort and total heating, as well as safety anti-frost systems…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
11	Roth Danmark A S	Exact match	Frederikssund, DenmarkHQ recorded Oct 9, 2026	11-50	15 contacts →
	Exact match “Roth Danmark sælger og markedsfører komplette brugsvands- og gulvvarmesystemer.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
12	Unic Automatik APS	Exact match	Solbjerg, DenmarkHQ recorded Oct 9, 2026	11-50	15 contacts →
	Exact match “I 2013 blev Unic Automatik etableret af et hold ildsjæle med mange års erfaring i bygningsautomatikbranchen.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
13	Heatcom Corporation	Exact match	Middelfart, DenmarkHQ recorded Oct 9, 2026	11-50	14 contacts →
	Exact match “Heatcom Corporation A/S is a international Danish company with many years of experience in designing, manufacturing and marketing electric underfloor heating systems, thermostats…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
14	Newtronic	Exact match	Horsens, DenmarkHQ recorded Oct 9, 2026	11-50	11 contacts →
	Exact match “Newtronic provides consulting, design and solutions within technical electric heating, temperature sensors, automation and heat sinks.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
15	Produal A S - Danmark	Exact match	Søborg, DenmarkHQ recorded Oct 9, 2026	11-50	10 contacts →
	Exact match “Behovet for at gøre det usynlige målbart skabte Produal.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
16	Expero	Exact match	Silkeborg, DenmarkHQ recorded Oct 9, 2026	1-10	10 contacts →
	Exact match “EXPERO sikrer bedre indeklima og lavere energiforbrug i danske erhvervsbygninger.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
17	2ctrl APS	Exact match	Karlslunde, DenmarkHQ recorded Oct 9, 2026	1-10	9 contacts →
	Exact match “KNX wholesaler and system integrator.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
18	WR Damp	Exact match	Hedehusene, DenmarkHQ recorded Oct 9, 2026	11-50	8 contacts →
	Exact match “WR Damp leverer varme til ethvert formål.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
19	Fyns Energiteknik	Exact match	Ringe, DenmarkHQ recorded Oct 9, 2026	1-10	7 contacts →
	Exact match “Ekspertise og mange års erfaring med bygningsautomatik og energistyring gør Fyns Energiteknik til en seriøs og oplagt samarbejdspartner når energiforbrug og omkostninger skal…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
20	Salus Nordic A S	Exact match	Odder, DenmarkHQ recorded Oct 9, 2026	1-10	6 contacts →
	Exact match “Welcome to SALUS Nordic A/S, your reliable partner in advanced heating control technology in the Nordic region.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
21	4i4 APS	Exact match	Copenhagen, DenmarkHQ recorded Oct 9, 2026	1-10	5 contacts →
	Exact match “4i4 develops and delivers leading AI powered energy optimization services within ventilation, cooling and heating to leading and forward-looking BMS integrators.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
22	Nordic FOS	Exact match	Dragør, DenmarkHQ recorded Oct 9, 2026	1-10	5 contacts →
	Exact match “Hurtig reaktionstid, hurtig montering, stor energibesparelse Gamle gulvvarmeanlæg, der er baseret på varmeslanger indstøbt i beton, har ofte en reaktionstid på 24 timer.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
23	CEDAR	Exact match	Aalborg, DenmarkHQ recorded Oct 9, 2026	1-10	5 contacts →
	Exact match “CEDAR creates smart control for heatpumps” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
24	Isma Controlli Denmark	Exact match	Holstebro, DenmarkHQ recorded Oct 9, 2026	1-10	5 contacts →
	Exact match “iSMA CONTROLLI Denmark \| Open Integrated Controls leverer et komplet produktprogram inden for bygningsautomatik, i daglig tale enten omtalt som CTS (Central Tilstandskontrol og…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
25	Prolon Control Systems APS	Exact match	Albertslund, DenmarkHQ recorded Oct 9, 2026	1-10	5 contacts →
	Exact match “We provide the full range of zone control features for modern intelligent building installations in a distributed system.” 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 61 building heating automation companies based in Denmark

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Building heating automation companies based in Denmark at a glance

As of Oct 9, 2026

37.8%Verified-email coverage

36.3Average contacts per company

1-10Median size (employees)

4.9%Largest-city concentration · Frederikssund

Oct 9, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

501-1,000

10001+

Email recency for this list is measured worldwide rather than for Denmark, so it is reported there. Company counts and contact totals on this page are exact for Denmark, over 61 companies.

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.
What qualifies: Company records associated with Denmark 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 837 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.

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 based in Denmark?

RevenueBase identified 61 company matches for building heating automation companies associated with Denmark 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?

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

Which city has the most building heating automation companies?

Frederikssund leads with 3 company records, followed by Sonderborg (3) and Copenhagen (2).

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 837 professional contacts with verified work emails tracked across these 61 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.