Company lists · Data refreshed September 2026

Top 20 Retrofit contractors based in Denmark

Name: Retrofit contractors based in Denmark
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 63 companies tracked

RevenueBase identified 63 company matches for retrofit contractors associated with Denmark as of September 2026 and tracks 736 professional contacts across them, including 43 with verified work emails. Copenhagen is the largest hub.

This list covers company matches for retrofit contractors 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 September 17, 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 Sep 17, 2026 How this list was built

63Companies

736Contacts tracked

43Verified emails

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The 20 largest retrofit contractors based in Denmark

Ranked by team size

Top 20 of 63 company matches for retrofit contractors based in Denmark, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 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	Brøndum	Exact match	Viborg, DenmarkHQ recorded Sep 17, 2026	51-200	130 contacts →
	Exact match “Brøndum Installationer er teknikentreprenør med dygtige og specialuddannede medarbejdere med årelang erfaring i både Danmark og i Grønland.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Elindco	Exact match	Jyllinge, DenmarkHQ recorded Sep 17, 2026	51-200	97 contacts →
	Exact match “ELINDCO A/S er en moderne entreprenørvirksomhed med rødder tilbage til 1968.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	Demskov EL & Demskov Grøn	Exact match	Rødovre, DenmarkHQ recorded Sep 17, 2026	51-200	29 contacts →
	Exact match “DEMSKOV-EL & Demskov Grøn er en autoriseret el-installatør.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	Lauritz Hannibal Gruppen	Exact match	Søborg, DenmarkHQ recorded Sep 17, 2026	11-50	14 contacts →
	Exact match “Siden grundlæggelsen i 1811 har vi udviklet os til en full-service bygge-entreprenør, hvor vi har hovedentrepriser med egne VVS/blikkenslagere og tømrer/snedkere.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Andersen VVS A S	Exact match	Amager Øst, DenmarkHQ recorded Sep 17, 2026	11-50	12 contacts →
	Exact match “TOTALENTREPRISE Autoriseret VVS Installatør, kloak, tømrer, murer, maler.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Lars Printz A S	Exact match	Ringsted, DenmarkHQ recorded Sep 17, 2026	51-200	11 contacts →
	Exact match “Lars Printz A/S kan være behjælpelige med at løse opgaver indenfor- Tag- og facaderenovering - Hovedentreprise - Isolering - Kontorrenovering - Ombygninger - Vinduer og døre -…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Expero	Exact match	Silkeborg, DenmarkHQ recorded Sep 17, 2026	1-10	9 contacts →
	Exact match “EXPERO sikrer bedre indeklima og lavere energiforbrug i danske erhvervsbygninger.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Ribe VVS	Exact match	Esbjerg, DenmarkHQ recorded Sep 17, 2026	51-200	8 contacts →
	Exact match “Siden Ribe VVS blev grundlagt i 1948 har vi fokuseret på at levere professionel rådgivning og udføre VVS-installationer af den højeste standard.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	El-Service APS	Exact match	Storkøbenhavn, DenmarkHQ recorded Sep 17, 2026	11-50	8 contacts →
	Exact match “EL-Service er en af Sjællands førende autoriserede elinstallatører, som udfører alle former for installations, projekterings- og rådgivningsopgaver indenfor nybyggeri, om- og…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	FVA VVS & EL A S	Exact match	Hornbæk, DenmarkHQ recorded Sep 17, 2026	51-200	7 contacts →
	Exact match “Velkommen til Finn Vindahl Andersen VVS-ENTREPRISE A/S FVA er en velsolideret virksomhed, som blev stiftet i 1961 af Finn Vindahl Andersen.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	Strube VVS A S	Exact match	Hedehusene, DenmarkHQ recorded Sep 17, 2026	11-50	6 contacts →
	Exact match “Leder du efter en kompetent og kvalitetsbevidst VVS-installatør og blikkenslager?” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	hotpaper.dk	Exact match	Odense Sø, DenmarkHQ recorded Sep 17, 2026	1-10	6 contacts →
	Exact match “Hotpaper is a construction company that carries out re-insulation and insulation of new constructions, specialized in cavity walls, lofts and floor separations.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Tagrens A S Telefon 72 40 70 40	Exact match	Hillerød, DenmarkHQ recorded Sep 17, 2026	11-50	5 contacts →
	Exact match “Eksperter i ejendomsoptimering siden 1997 – Vi beskytter din investering.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Quist & Bülow VVS	Exact match	Højbjerg, DenmarkHQ recorded Sep 17, 2026	11-50	4 contacts →
	Exact match “Vi servicerer både private og virksomheder Hos Quist og Bülow VVS møder du kompetente og erfarne VVS’ere, der lægger vægt på godt håndværk og god service.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Mendole A S	Exact match	Copenhagen, DenmarkHQ recorded Sep 17, 2026	51-200	4 contacts →
	Exact match “We provide services and installation to reduce the energy consumption of commercial and industrial buildings.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	rbt.dk	Exact match	Hasselager, DenmarkHQ recorded Sep 17, 2026	1-10	3 contacts →
	Exact match “Vi er et mindre entreprenørfirma og aut.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	Astro Energi	Exact match	Copenhagen, DenmarkHQ recorded Sep 17, 2026	1-10	2 contacts →
	Exact match “Astro Energi leverer integrerede løsninger, der fremmer både miljøet og din virksomheds økonomiske effektivitet gennem målbare og bæredygtige energibesparelser.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Adamsen A S	Exact match	Stevns, DenmarkHQ recorded Sep 17, 2026	1-10	1 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Jysk Elteam APS	Exact match	Copenhagen, DenmarkHQ recorded Sep 17, 2026	1-10	1 contacts →
	Exact match “Aut.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	Køledanmark APS	Exact match	Kastrup, DenmarkHQ recorded Sep 17, 2026	1-10	1 contacts →
	Exact match “KøleDanmark ApS supplies energy-efficient cooling solutions for public institutions, industry, offices, retail and housing.” Recorded in the RevenueBase company graph · Sep 17, 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 “retrofit 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 20 of 63 retrofit contractors based in Denmark

See the full list, filter by size, metro and specialty, and access 43 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Retrofit contractors based in Denmark at a glance

As of Sep 17, 2026

5.8%Verified-email coverage

11.7Average contacts per company

11-50Median size (employees)

6.3%Largest-city concentration · Copenhagen

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

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 63 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 “retrofit 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. 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 43 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 September 17, 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 “retrofit contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many retrofit contractors are there based in Denmark?

RevenueBase identified 63 company matches for retrofit contractors associated with Denmark as of September 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?

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

Which city has the most retrofit contractors?

Copenhagen leads with 4 company records, followed by Rodovre (3) and Aarhus Central (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 43 professional contacts with verified work emails tracked across these 63 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 September 17, 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.