Company lists · Data refreshed September 2026
Top 25 IT services firms based in Hamburg, Germany
RevenueBase identified 137 IT services firms headquartered in Hamburg, Germany as of September 2026 and tracks 2,077 professional contacts across them, including 802 with verified work emails. Berlin is the largest hub.
This list covers IT services firms headquartered in Hamburg, Germany, 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 27, 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.
The 25 largest IT services firms based in Hamburg, Germany
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 603 contacts → | ||||
Indirect evidence “This is where the FSI industry meets!” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 2 | 346 contacts → | ||||
Strong evidence “We help companies set up their IT in a sustainable, secure, and future-proof way-from strategy and implementation to operation.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 3 | 162 contacts → | ||||
Strong evidence “AMM Group helps organisations deliver complex engineering, IT, and software solutions while also enabling them to build high‑performing teams.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 4 | 67 contacts → | ||||
Strong evidence “findic, ein Unternehmen der zeb Gruppe, versteht sich als eine IT-Unternehmensberatung, die Finanzdienstleister im IT-Bereich von der Konzeption über die Implementierung bis zur…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 5 | 44 contacts → | ||||
Strong evidence “FORTIS ist ein mittelständischer IT-Dienstleister mit Büros in Hamburg, Bielefeld, Wolfsburg, Berlin und Düsseldorf.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 6 | 41 contacts → | ||||
Strong evidence “Die MSP AG ist ein Hamburger IT- und Softwareunternehmen mit Expertise in den Bereichen Entwicklung, Systemintegration, Prozessberatung und IT-Service.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 7 | 38 contacts → | ||||
Indirect evidence “red6 enterprise software GmbH is an Information Technology and Services company located in Hamburg, Hamburg, Germany.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 8 | 38 contacts → | ||||
Indirect evidence “Bei uns steht die individuelle Evolution von Unternehmen und Mitarbeitern im Mittelpunkt.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 9 | 38 contacts → | ||||
Indirect evidence “Sertronics is a repair and service company with a high technical profile and high trained stuff.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 10 | 33 contacts → | ||||
Strong evidence “Wir sind ein IT-Dienstleistungsunternehmen über 30 Mitarbeiten und Mitarbeiterinnen, unser Firmensitz befindet sich ganz zentral im Herzen Hamburgs.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 11 | 28 contacts → | ||||
Indirect evidence “HBT Hamburger Berater Team is a company based out of STADTHAUSBRÜCKE 3, Hamburg, Germany.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 12 | 28 contacts → | ||||
Strong evidence “AFFINITY is an established market leader, supporting the management of complex IT environments, and driving the successful implementation of Information Technology change.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 13 | 28 contacts → | ||||
Strong evidence “Die accantec Unternehmensgruppe versteht sich als IT-Beratungshaus, das toolunabhängig in der Lage ist, die Anforderungen seiner Kunden umzusetzen.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 14 | 27 contacts → | ||||
Strong evidence “For more than 20 years, SCHIFFL is one of the leading IT service providers.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 15 | 24 contacts → | ||||
Indirect evidence “Comedia.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 16 | 24 contacts → | ||||
Strong evidence “Willkommen bei medocino – Ihren IT-Spezialisten!” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 17 | 23 contacts → | ||||
Strong evidence “We are eXemptec - your IT service provider with locations in Hamburg, Ismaning near Munich, Schwerin and Cluj (Romania) and a worldwide partner network.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 18 | 20 contacts → | ||||
Indirect evidence “Wir sind immer auf der Suche nach dynamischen und engagierten Mitarbeitern - Jetzt Stellenangebote entdecken: Seit 1993 sind wir in Hamburg Lösungsfinder und persönlicher…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 19 | 19 contacts → | ||||
Strong evidence “IT with a We.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 20 | 18 contacts → | ||||
Strong evidence “IT-BERATUNG & PROJEKTMANAGEMENT Kein Erfolg ohne Ziel: Konkurrenzfähig sein, im Wettbewerb führen oder neue Märkte erobern – Ihre Unternehmensziele machen wir gern zu unseren.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 21 | 15 contacts → | ||||
Strong evidence “For more than 20 years, we have been bringing market transparency and value management to your IT operations and business transformation projects with international IT service…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 22 | 14 contacts → | ||||
Indirect evidence “hanseConcept ist ein unabhängiges, inhabergeführtes Unternehmen mit Sitz in Hamburg und einer Niederlassung am Medienstandort Potsdam.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 23 | 13 contacts → | ||||
Strong evidence “In dem Bereich Recruiting (IT & Engineering) als auch in dem Segment Consulting kann das Management der ChauTech Consulting GmbH auf mehr als 10 Jahre Erfahrung und einem globalen…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 24 | 12 contacts → | ||||
Strong evidence “We at sysmind understand IT to be something more than a sole means to an end.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 25 | 11 contacts → | ||||
Strong evidence “Die Softwareallianz Deutschland in ihrer Gesamtheit hat vertraglich verankerte Kooperationspartnerschaften mit mehr als 110 IT-Dienstleistungsunternehmen im gesamten Bundesgebiet…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: IT services firms. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names IT services firms.
- Partial evidence
- Its own public description names part of IT services firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name IT services firms. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 137 IT services firms based in Hamburg, Germany
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IT services firms based in Hamburg, Germany at a glance
As of Sep 27, 2026Companies by employee count
Email recency for this list is measured across the whole Germany list rather than for Hamburg, so it is reported there. Company counts and contact totals on this page are exact for Hamburg, over 137 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 services firms, 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 Hamburg, Germany whose own description of what they do matches “IT services firms”. 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 services firms), 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 services firms, and records with no verified work email. Companies headquartered outside Hamburg 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, 802 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 27, 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.
IT services firms by metro in Germany
- IT services firms in Berlin209
- IT services firms in Hamburg137
- IT services firms in Munchen115
- IT services firms in Koln64
- IT services firms in Stuttgart54
- IT services firms in Dusseldorf51
- IT services firms in Munich51
- IT services firms in Dresden37
- IT services firms in Hannover37
- IT services firms in Frankfurt Am Main36
- IT services firms in Frankfurt34
- IT services firms in Leipzig34
- IT services firms in Mannheim31
- IT services firms in Bonn27
- IT services firms in Bremen27
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 services firms, 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 services firms are there based in Hamburg, Germany?
RevenueBase identified 137 IT services firms headquartered in Hamburg, Germany 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?
X1f, headquartered in Hamburg, tops this list with the largest team on record.
Which city has the most IT services firms?
Berlin leads with 209 headquartered companies, followed by Hamburg (137) and Munchen (115).
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 802 verified decision-maker contacts tracked across these 137 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 27, 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.