Company lists · Data refreshed September 2026
Top 25 IT consultancy firms based in Hannover, Germany
RevenueBase identified 56 IT consultancy firms headquartered in Hannover, Germany as of September 2026 and tracks 864 professional contacts across them, including 408 with verified work emails. Across Germany, Berlin is the largest hub for this category (349 companies); Hannover has 56.
This list covers IT consultancy firms headquartered in Hannover, 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 consultancy firms based in Hannover, Germany
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 212 contacts → | ||||
Partial evidence “Als zuverlässiger Partner mit einer breiten Technik-Expertise in den Leistungsfeldern IT Solutions, Unified Communication & Collaboration Solutions und Security Technology…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 2 | 96 contacts → | ||||
Partial evidence “The IT-P GmbH is an established IT service company with its headquarter in Hanover, Lower Saxony.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 3 | 85 contacts → | ||||
Indirect evidence “comramo steht für digitale Lösungen, die Verwaltung einfacher, sicherer und zukunftsfähiger machen und für ein Arbeitsumfeld, in dem Menschen Verantwortung übernehmen, sich…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 4 | 67 contacts → | ||||
Indirect evidence “Do you finally want to create efficient and effective software projects?” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 5 | 47 contacts → | ||||
Partial evidence “Die comNET GmbH ist ein inhabergeführtes IT-Systemhaus mit Hauptsitz in Hannover und Niederlassungen in Hamburg, Bremen, Braunschweig, Starnberg und Hilden.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 6 | 47 contacts → | ||||
Indirect evidence “Die frobese GmbH ist der erfahrene, zuverlässige Partner für Banken, Finanzdienstleister und Versicherungen im norddeutschen Raum.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 7 | 18 contacts → | ||||
Partial evidence “Wir sind AIM – ein IT-Beratungsunternehmen aus Hannover.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 8 | 18 contacts → | ||||
Partial evidence “Wir lieben IT: Das Unternehmen FSS Seit mehr als 25 Jahren begleiten wir Unternehmen aus der Finanzbranche bei der digitalen Transformation.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 9 | 17 contacts → | ||||
Indirect evidence “Empowering Organizations through Strategic Guidance & Execution.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 10 | 16 contacts → | ||||
Indirect evidence “As an expert in the field of digitalization and the development of innovative solutions, digital cuisine offers customized solutions from a single source.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 11 | 14 contacts → | ||||
Partial evidence “With a core team of over 30 engineers, consultants and project managers and over 20 years of experience in the leisure airline and tour operator business, quintessence is the…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 12 | 13 contacts → | ||||
Partial evidence “pelo IT – We make people love IT Die pelo IT GmbH steht für nachhaltige Digitalisierung mit Herz und Verstand.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 13 | 13 contacts → | ||||
Indirect evidence “Die Bankberatung wurde 1988 gegründet.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 14 | 13 contacts → | ||||
Partial evidence “Wir sind ein hannoversches IT-Beratungshaus.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 15 | 10 contacts → | ||||
Partial evidence “Als LIEMAK IT GmbH erstellen und prüfen wir moderne, maßgeschneiderte IT-Konzepte und führen sie mit persönlichem Service bei unseren Kunden ein.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 16 | 9 contacts → | ||||
Indirect evidence “Die Elanity Network Partner GmbH wurde im Jahr in Hannover von ihren beiden Geschäftsführern Andreas Waltje und Peter Schröder mit dem Ziel gegründet, für Unternehmen jeder Größe…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 17 | 8 contacts → | ||||
Indirect evidence “PAON GmbH is a Management Consulting company located in Bertastrasse 3, Hannover, Lower Saxony, Germany.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 18 | 8 contacts → | ||||
Partial evidence “Als Team von erfahrenen Consultants unterstützen wir unsere Kunden in der Finanzdienstleistungsbranche mit unserem bankfachlichen und technischen Know-how im erfolgreichen…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 19 | 7 contacts → | ||||
Indirect evidence “Impressum: convanced ist ein ganzheitliches Beratungsunternehmen für Sparkassen, Banken und Versicherungen.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 20 | 6 contacts → | ||||
Partial evidence “ADEPRO GmbH is an IT service provider that offers its customers a comprehensive spectrum in the field of digital transformation: IT infrastructure, access & identity management…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 21 | 6 contacts → | ||||
Indirect evidence “Die AMNAU GmbH ist Ihr innovativer Technologiepartner für die digitale Transformation.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 22 | 6 contacts → | ||||
Indirect evidence “Our experience is your advantage!” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 23 | 6 contacts → | ||||
Indirect evidence “WITstor GmbH is an information technology and services company based out of Rotenburger Str.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 24 | 6 contacts → | ||||
Partial evidence “SYNEDAT setzt komplexe digitale Vorhaben verlässlich um – von der strategischen Einordnung über Software Engineering und Integration bis zum stabilen IT-Betrieb.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 25 | 5 contacts → | ||||
Indirect evidence “Der Pflegepunkt GmbH is a management consulting company based out of 51 Marktstr, Hannover, Germany.” 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 consultancy 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 consultancy firms.
- Partial evidence
- Its own public description names part of IT consultancy firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name IT consultancy 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 56 IT consultancy firms based in Hannover, Germany
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IT consultancy firms based in Hannover, 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 Hannover, so it is reported there. Company counts and contact totals on this page are exact for Hannover, over 56 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 consultancy 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 Hannover, Germany whose own description of what they do matches “IT consultancy 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 consultancy 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 consultancy firms, and records with no verified work email. Companies headquartered outside Hannover 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, 408 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 consultancy firms by metro in Germany
- IT consultancy firms in Berlin349
- IT consultancy firms in Hamburg298
- IT consultancy firms in Munich138
- IT consultancy firms in Stuttgart117
- IT consultancy firms in Frankfurt Am Main86
- IT consultancy firms in Frankfurt81
- IT consultancy firms in Cologne50
- IT consultancy firms in Karlsruhe50
- IT consultancy firms in Bonn49
- IT consultancy firms in Dortmund49
- IT consultancy firms in Mannheim45
- IT consultancy firms in Bremen42
- IT consultancy firms in Wiesbaden41
- IT consultancy firms in Leipzig40
- IT consultancy firms in Braunschweig37
- IT consultancy firms in Dresden37
- IT consultancy firms in Eschborn37
- IT consultancy firms in Bielefeld31
- IT consultancy firms in Darmstadt31
- IT consultancy firms in Mainz30
- IT consultancy firms in Augsburg27
- IT consultancy firms in Aachen26
- IT consultancy firms in Essen25
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 consultancy 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 consultancy firms are there based in Hannover, Germany?
RevenueBase identified 56 IT consultancy firms headquartered in Hannover, 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?
Spie ICS Spie Information & Communication Services Gmbh, headquartered in Hannover, tops this list with the largest team on record.
Which city in Germany has the most IT consultancy firms?
Berlin leads Germany with 349 headquartered companies, followed by Hamburg (298) and Munchen (206). Hannover has 56.
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 408 verified decision-maker contacts tracked across these 56 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.
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