Company lists · Data refreshed September 2026

Top 20 Industrial iot energy companies based in Denmark

RevenueBase identified 33 industrial iot energy companies headquartered in Denmark as of September 2026 and tracks 1,793 professional contacts across them, including 116 with verified work emails. Herlev is the largest hub.

This list covers industrial iot energy companies headquartered in Denmark, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 17, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 17, 2026 86% judged on-target in blind review
33Companies
1,793Contacts tracked
116Verified emails
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The 20 largest industrial iot energy companies based in Denmark

Ranked by team size
Top 20 of 33 industrial iot energy companies based in Denmark, ranked by team size, largest first. Data refreshed Sep 17, 2026. RevenueBase Smart Search rates how each company's information relates to industrial iot energy companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceKolding, DenmarkHQ checked Sep 17, 2026501-1,000520 contacts →

Indirect evidence

“EWII Koncernen har sit hovedsæde i Trekantområdet og består af kommercielle selskaber under EWII A/S og forsyningsselskaber under EWII Infrastruktur A/S.”

Source: RevenueBase Database · checked Sep 17, 2026
2Indirect evidenceHerlev, DenmarkHQ checked Sep 17, 2026501-1,000219 contacts →

Indirect evidence

“Brunata is one of Europe’s most innovative companies in the field of consumption measurement and consumption accounts.”

Source: RevenueBase Database · checked Sep 17, 2026
3Partial evidenceSilkeborg, DenmarkHQ checked Sep 17, 2026201-500163 contacts →

Partial evidence

“By delivering intelligent, scalable solutions, Opoura helps energy companies unlock the potential of the energy transition.”

Source: RevenueBase Database · checked Sep 17, 2026
4Partial evidenceEsbjerg N, DenmarkHQ checked Sep 17, 202651-20067 contacts →

Partial evidence

“Holtec A/S specializes in the development and manufacturing of advanced industrial electrical solutions tailored for the Industrial and Environmental sectors.”

Source: RevenueBase Database · checked Sep 17, 2026
5Partial evidenceNørresundby, DenmarkHQ checked Sep 17, 202651-20063 contacts →

Partial evidence

“SystemTeknik is a leading international supplier of electrical control technology systems and energy solutions.”

Source: RevenueBase Database · checked Sep 17, 2026
6Indirect evidenceØlstykke, DenmarkHQ checked Sep 17, 2026201-50053 contacts →

Indirect evidence

“Award winning, connected technologies for a cooler world.”

Source: RevenueBase Database · checked Sep 17, 2026
7Partial evidenceHasselager, DenmarkHQ checked Sep 17, 202611-5033 contacts →

Partial evidence

“HB Products is a family-owned company specializing in advanced sensor technology for industrial and commercial refrigeration and heat pump systems.”

Source: RevenueBase Database · checked Sep 17, 2026
8Partial evidenceAarhus C, DenmarkHQ checked Sep 17, 202611-5027 contacts →

Partial evidence

“Amplex lets utilities and distribution companies monitor, manage, and control energy and other resources, helping in minimising consumption and eliminating loss.”

Source: RevenueBase Database · checked Sep 17, 2026
9Indirect evidenceEsbjerg, DenmarkHQ checked Sep 17, 202611-5026 contacts →

Indirect evidence

“Telling the story of your data.”

Source: RevenueBase Database · checked Sep 17, 2026
10Partial evidenceSøborg, DenmarkHQ checked Sep 17, 202611-5024 contacts →

Partial evidence

“Let us optimize your operation with solutions and consulting within industrial IT, electrical components, data logger and relays.”

Source: RevenueBase Database · checked Sep 17, 2026
11Indirect evidenceMoeldrup, DenmarkHQ checked Sep 17, 202651-20020 contacts →

Indirect evidence

“ELECTRONIC ASSEMBLY WITH ATTENTION ON OPTIMIZATION AND DEVELOPMENT At Selektro our specialty is the manufacturing of industry electronics for all types of physically-stressed and…”

Source: RevenueBase Database · checked Sep 17, 2026
12Partial evidenceGalten, DenmarkHQ checked Sep 17, 202611-5016 contacts →

Partial evidence

“Saveeye provides an integrated solution combining hardware, cloud, and APIs to deliver real-time energy data from any digital meter or connected asset.”

Source: RevenueBase Database · checked Sep 17, 2026
13Partial evidenceSvogerslev, DenmarkHQ checked Sep 17, 202611-5014 contacts →

Partial evidence

“At IoT Fabrikken we bring you FM data via easy-to-use IoT-solutions.”

Source: RevenueBase Database · checked Sep 17, 2026
14Indirect evidenceHorsens, DenmarkHQ checked Sep 17, 20261-1010 contacts →

Indirect evidence

“Newtronic rådgiver, designer og forhandler løsninger indenfor teknisk el-varme, følere, automatik samt køleprofiler.”

Source: RevenueBase Database · checked Sep 17, 2026
15Partial evidenceKongens Lyngby, DenmarkHQ checked Sep 17, 202611-509 contacts →

Partial evidence

“Inuatek transforms manufacturing with cutting-edge IoT and data solutions.”

Source: RevenueBase Database · checked Sep 17, 2026
16Indirect evidenceHerlev, DenmarkHQ checked Sep 17, 2026201-5009 contacts →

Indirect evidence

“Brunata is one of Europe’s most innovative companies in the field of consumption measurement and consumption accounts.”

Source: RevenueBase Database · checked Sep 17, 2026
17Partial evidenceCopenhagen, DenmarkHQ checked Sep 17, 20261-103 contacts →

Partial evidence

“DevLabs delivers environmental monitoring and industrial sensing solutions that help companies gain real-time visibility into critical conditions across construction sites…”

Source: RevenueBase Database · checked Sep 17, 2026
18Strong evidenceHerlev, DenmarkHQ checked Sep 17, 20261-103 contacts →

Strong evidence

“At ModelarData, we apply state-of-the-art research to improve data transfer, advanced analytics, and machine learning for industrial IoT.”

Source: RevenueBase Database · checked Sep 17, 2026
19Partial evidenceHejls, DenmarkHQ checked Sep 17, 20261-102 contacts →

Partial evidence

“Enmatec - Din Partner i Industriel Automation og Optimering Velkommen til Enmatec!”

Source: RevenueBase Database · checked Sep 17, 2026
20Partial evidenceAalborg, DenmarkHQ checked Sep 17, 20261-101 contacts →

Partial evidence

“Senti is an open source IoT Data & Service Enablement Platform with the paramount goal to collect data and use it to create insight into the use of active and transformative…”

Source: RevenueBase Database · checked Sep 17, 2026

Showing 20 of 33 industrial iot energy companies based in Denmark

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Industrial iot energy companies based in Denmark at a glance

As of Sep 17, 2026
6.5%Verified-email coverage
54.3Average contacts per company
11-50Median size (employees)
9.1%Largest-city concentration · Herlev
Sep 17, 2026Page data refreshed

Companies by employee count

1-10
14
11-50
10
51-200
3
201-500
3
501-1,000
2
5,001-10,000
1

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 33 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among industrial iot energy companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Denmark whose own description of what they do matches “industrial iot energy companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names industrial iot energy companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among industrial iot energy companies, and records with no verified work email. Companies headquartered outside Denmark are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 116 across the full list. 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.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names industrial iot energy companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many industrial iot energy companies are there based in Denmark?

RevenueBase identified 33 industrial iot energy companies headquartered in Denmark as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

EWII, headquartered in Kolding, tops this list with the largest team on record.

Which city has the most industrial iot energy companies?

Herlev leads with 3 headquartered companies, followed by Aalborg North (1) and Aarhus C (1).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 116 verified decision-maker contacts tracked across these 33 companies.

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 Smart Search, 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.