Company lists · Data refreshed September 2026

Top 25 IT outsourcing service providers based in Denmark

RevenueBase identified 74 IT outsourcing service providers headquartered in Denmark as of September 2026 and tracks 7,884 professional contacts across them, including 1,253 with verified work emails. Copenhagen is the largest hub.

This list covers IT outsourcing service providers 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 14, 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 14, 2026 86% judged on-target in blind review
74Companies
7,884Contacts tracked
1,253Verified emails
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The 25 largest IT outsourcing service providers based in Denmark

Ranked by team size
Top 25 of 74 IT outsourcing service providers based in Denmark, ranked by team size, largest first. Data refreshed Sep 14, 2026. RevenueBase Smart Search rates how each company's information relates to IT outsourcing service providers: 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
1Partial evidenceTaastrup, DenmarkHQ checked Sep 14, 2026n/a3,655 contacts →

Partial evidence

“Atos er en international IT-serviceleverandør med en årlig omsætning i 2012 på 8.8 milliarder EUR og 76.400 medarbejdere i 47 lande.”

Source: RevenueBase Database · checked Sep 14, 2026
2Partial evidenceCopenhagen, DenmarkHQ checked Sep 14, 20261,001-5,0001,636 contacts →

Partial evidence

“emagine is a high-end business & IT consulting company challenging the way businesses leverage high-end expertise.”

Source: RevenueBase Database · checked Sep 14, 2026
3Strong evidenceCopenhagen, DenmarkHQ checked Sep 14, 20261,001-5,0001,587 contacts →

Strong evidence

“NNIT is an international IT service provider offering IT consultancy and the development, implementation and outsourcing of IT services.”

Source: RevenueBase Database · checked Sep 14, 2026
4Partial evidenceKøbenhavn C, DenmarkHQ checked Sep 14, 2026201-500182 contacts →

Partial evidence

“Customized IT for your business: Being one of the leading IT and infrastructure solution companies in Denmark we have accrued the highest level of expertise and have the best…”

Source: RevenueBase Database · checked Sep 14, 2026
5Partial evidenceGlostrup, DenmarkHQ checked Sep 14, 2026n/a80 contacts →

Partial evidence

“Vi har mere end 20 års erfaring inden for IT og har løst opgaver for internationale kunder som Arla, Codan, KMD, Roland og Ericsson.”

Source: RevenueBase Database · checked Sep 14, 2026
6Partial evidenceHerlev, DenmarkHQ checked Sep 14, 202651-20049 contacts →

Partial evidence

IT STRATEGI & RÅDGIVNING Hos ADDvision er vi tæt på din hverdag – og knytter stærke bånd mellem IT og din forretning, så du får en gennemtænkt og fremtidssikker IT-strategi…”

Source: RevenueBase Database · checked Sep 14, 2026
7Partial evidenceRoskilde, DenmarkHQ checked Sep 14, 202611-5041 contacts →

Partial evidence

“Supporters er en fremsynet it-virksomhed, der skaber værdi ved at kombinere support, drift, sikkerhed og strategisk rådgivning med en forståelse for mennesker, forretning og…”

Source: RevenueBase Database · checked Sep 14, 2026
8Partial evidenceVedbæk, DenmarkHQ checked Sep 14, 202611-5038 contacts →

Partial evidence

“Velkommen til SAC-IT Vi er glade for at byde dig velkommen hos os!”

Source: RevenueBase Database · checked Sep 14, 2026
9Strong evidenceDenmarkHQ checked Sep 14, 202651-20036 contacts →

Strong evidence

“We’re a Danish IT outsourcing company that provides software development, testing, and consultancy services to help clients worldwide.”

Source: RevenueBase Database · checked Sep 14, 2026
10Indirect evidenceCopenhagen, DenmarkHQ checked Sep 14, 202651-20035 contacts →

Indirect evidence

“Our Services: 1.”

Source: RevenueBase Database · checked Sep 14, 2026
11Partial evidenceAalborg, DenmarkHQ checked Sep 14, 202611-5034 contacts →

Partial evidence

“Vi er en dansk IT-leverandør og -partner, med 35 års erfaring i at levere professionelle IT-løsninger til SMV-markedet i Danmark.”

Source: RevenueBase Database · checked Sep 14, 2026
12Partial evidenceBirkerød, DenmarkHQ checked Sep 14, 202611-5034 contacts →

Partial evidence

“Based in Denmark, built on hands-on experience in IT-strategy and management, and now transforming the IT-offshoring industry through high quality, cost-efficient team extension…”

Source: RevenueBase Database · checked Sep 14, 2026
13Partial evidenceNærum, DenmarkHQ checked Sep 14, 202611-5032 contacts →

Partial evidence

“Hos ITAGIL fungerer vi som en ekstern IT afdeling, med alle de faglige IT kompetencer jeres virksomhed har behov for.”

Source: RevenueBase Database · checked Sep 14, 2026
14Partial evidenceNivå, DenmarkHQ checked Sep 14, 202611-5032 contacts →

Partial evidence

“M Networks er en dansk IT-virksomhed med over 20 års erfaring inden for IT-branchen.”

Source: RevenueBase Database · checked Sep 14, 2026
15Partial evidenceSkive, DenmarkHQ checked Sep 14, 202611-5028 contacts →

Partial evidence

“Nova-C er din IT-specialist i Midtjylland, med afdelinger i Skive og Viborg.”

Source: RevenueBase Database · checked Sep 14, 2026
16Partial evidenceValby, DenmarkHQ checked Sep 14, 202611-5021 contacts →

Partial evidence

“NHL Data - din eksterne IT-afdeling: Vi gør IT enkelt, forståeligt og fremtidssikret.”

Source: RevenueBase Database · checked Sep 14, 2026
17Partial evidenceGlostrup, DenmarkHQ checked Sep 14, 202611-5018 contacts →

Partial evidence

“Digitell hjælper virksomheder med stabil, sikker og professionel IT – uden unødvendig kompleksitet.”

Source: RevenueBase Database · checked Sep 14, 2026
18Partial evidenceHedensted, DenmarkHQ checked Sep 14, 20261-1018 contacts →

Partial evidence

“BJ Computers mission er at skabe holdbare og prisbevidste it-løsninger til små og mellemstore virksomheder gennem personlig rådgivning og behovsanalyse inden for it og…”

Source: RevenueBase Database · checked Sep 14, 2026
19Strong evidenceBrøndby, DenmarkHQ checked Sep 14, 20261-1014 contacts →

Strong evidence

“Procopa IT er en konsulentvirksomhed, som løser alle former for IT-opgaver, herunder support, drift, hosting samt outsourcing.”

Source: RevenueBase Database · checked Sep 14, 2026
20Indirect evidenceHillerod, DenmarkHQ checked Sep 14, 20261-1012 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 14, 2026
21Partial evidenceKøbenhavn S, DenmarkHQ checked Sep 14, 202611-5010 contacts →

Partial evidence

“Vi er ikke bare din IT-partner.”

Source: RevenueBase Database · checked Sep 14, 2026
22Indirect evidenceVejen, DenmarkHQ checked Sep 14, 20261-1010 contacts →

Indirect evidence

“Velkommen til ZISPA Vores navn “ZISPA” kommer fra det spanske ord Chispa som betyder gnist, den gnist som tændes når en ny og lys ide opstår.”

Source: RevenueBase Database · checked Sep 14, 2026
23Partial evidenceBrøndby, DenmarkHQ checked Sep 14, 202611-509 contacts →

Partial evidence

“Acto - Assistant Chief Technology Officer Vi kan fungere som jeres virksomheds IT-afdelings forlængede arm, og vi tager udgangspunkt i jeres behov, budget, ønsker og tekniske…”

Source: RevenueBase Database · checked Sep 14, 2026
24Indirect evidenceÅrhus, DenmarkHQ checked Sep 14, 2026201-5007 contacts →

Indirect evidence

“foran dit næste skridt.”

Source: RevenueBase Database · checked Sep 14, 2026
25Partial evidenceÅrhus V., DenmarkHQ checked Sep 14, 20261-106 contacts →

Partial evidence

“TS Computer is an IT company that services large and small companies according to various IT solutions, counselling, hosting products and web development.”

Source: RevenueBase Database · checked Sep 14, 2026

Showing 25 of 74 IT outsourcing service providers based in Denmark

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IT outsourcing service providers based in Denmark at a glance

As of Sep 14, 2026
15.9%Verified-email coverage
106.5Average contacts per company
1-10Median size (employees)
9.5%Largest-city concentration · Copenhagen
Sep 14, 2026Page data refreshed

Companies by employee count

1-10
37
11-50
23
51-200
8
201-500
3
1,001-5,000
2
10001+
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 74 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 IT outsourcing service providers, 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 “IT outsourcing service providers”. 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 IT outsourcing service providers), 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 IT outsourcing service providers, 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, 1,253 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 14, 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 IT outsourcing service providers, 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 IT outsourcing service providers are there based in Denmark?

RevenueBase identified 74 IT outsourcing service providers 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?

Atos IT Solutions And Services A S, headquartered in Taastrup, tops this list with the largest team on record.

Which city has the most IT outsourcing service providers?

Copenhagen leads with 7 headquartered companies, followed by Herlev (3) and Kolding (3).

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 1,253 verified decision-maker contacts tracked across these 74 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 14, 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.