Company lists · Data refreshed November 2026

Top 18 Power grid protection contractors based in Denmark

RevenueBase identified 46 company matches for power grid protection contractors associated with Denmark as of November 2026 and tracks 863 professional contacts across them, including 60 with verified work emails. Roskilde is the largest hub.

This list covers company matches for power grid protection 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 November 6, 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 Nov 6, 2026 How this list was built
46Companies
863Contacts tracked
60Verified emails
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The 18 largest power grid protection contractors based in Denmark

Ranked by team size
Top 18 of 46 company matches for power grid protection contractors based in Denmark, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchVamdrup, DenmarkHQ recorded Nov 6, 2026201-500168 contacts →

Exact match

“DELPRO A/S is one of the leading Danish partners and suppliers in the market for construction tasks related to the transmission and distribution of electrical energy and data.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchRoskilde, DenmarkHQ recorded Nov 6, 2026n/a162 contacts →

Exact match

“SELCO is a leading manufacturer of protection relays, alarm monitoring and engine & generator control products that are used in marine, offshore and industrial applications.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchKøbenhavn, DenmarkHQ recorded Nov 6, 202651-200119 contacts →

Exact match

“Siden 1910 har Høyrup & Clemmensen leveret og skabt elinstallationer for nogle af Danmarks førende virksomheder og organisationer.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchRoskilde, DenmarkHQ recorded Nov 6, 2026201-50093 contacts →

Exact match

“CR Electric A/S offer our expert services in the following areas Service, industry, low-voltage, installation,KNX systems, fibre blowing, new construction and large electrical…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchVejle, DenmarkHQ recorded Nov 6, 202651-20062 contacts →

Exact match

“Jansson El A/S er en fremtidsorienteret og velfunderet el-virksomhed, som udfører alle former for service- og installationsopgaver primært rettet mod industri og erhverv samt…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchEsbjerg, DenmarkHQ recorded Nov 6, 202651-20024 contacts →

Exact match

“Olesen & Jensen A/S er med over 90 års erfaring et godt fundament for et langvarigt samarbejde.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchBallerup, DenmarkHQ recorded Nov 6, 202651-20020 contacts →

Exact match

“En solid virksomhed med 90 dygtige medarbejdere og 80 biler.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchAalborg Ø, DenmarkHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“Hos Grønborg El A/S ved vi, at kundernes tilfredshed afhænger af et godt samarbejde, seriøs rådgivning, god service og levering af økonomiske samt tekniske fordelagtige løsninger.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchBørkop, DenmarkHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“Dan Delektron A/S er et specialistfirma, der arbejder med sikkerhed i el-installationer.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchVejle, DenmarkHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“DA-TEK leverer el-tekniske løsninger til industri og erhverv.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchSlagelse, DenmarkHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“Dalmose El-Service A/S er en El-installationsvirksomhed der startet i 1986.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchHerlev, DenmarkHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“We are committed to optimizing electrical performance for utilities, industrial manufacturers, and renewable energy developers while shaping a team of the best and happiest…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchFrederiksberg, DenmarkHQ recorded Nov 6, 202611-509 contacts →

Exact match

“Svend Lajer & Søn A/S Blev stiftet af Svend Peter Lajer i 1954.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchAlbertslund, DenmarkHQ recorded Nov 6, 202611-506 contacts →

Exact match

“HRH El A/S er et professionelt el-installatørfirma, som udfører alle former for el-arbejder og tekniske installationer, i spændet fra mindre installations- og serviceopgaver, til…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchBrovst, DenmarkHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Agesen-El teknik blev grundlagt i 1972 af el-installatør Keld Agesen I juni 2005 overtages firmaet af dets nuværende ejere Henrik Brander og Nanna Sloth Agesen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchBronshoj, DenmarkHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Fubutec ApS er en el-installatør og sikrings virksomhed.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchFerslev, DenmarkHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Ferslev El Aps er en dynamisk og anerkendt elinstallationsvirksomhed, som udfører alle typer opgaver indenfor el-området.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchLynge, DenmarkHQ recorded Nov 6, 20261-102 contacts →

Exact match

“BB EL-Service udfører alt inden for belysning, forsyning & energi, styring & regulering, service & renovering, samt tele & IT.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 18 of 46 power grid protection contractors based in Denmark

See the full list, filter by size, metro and specialty, and access 60 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Power grid protection contractors based in Denmark at a glance

As of Nov 6, 2026
7.0%Verified-email coverage
18.8Average contacts per company
11-50Median size (employees)
6.5%Largest-city concentration · Roskilde
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
21
11-50
16
51-200
6
201-500
3

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 46 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 “power grid protection 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 60 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 November 6, 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 “power grid protection contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many power grid protection contractors are there based in Denmark?

RevenueBase identified 46 company matches for power grid protection contractors associated with Denmark as of November 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?

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

Which city has the most power grid protection contractors?

Roskilde leads with 3 company records, followed by Billund (2) 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 60 professional contacts with verified work emails tracked across these 46 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 November 6, 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.