Company lists · Data refreshed September 2026

Top 20 IT infrastructure consulting firms based in Cologne, Germany

Name: IT infrastructure consulting firms based in Cologne, Germany
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 4, 2026 116 companies tracked

RevenueBase identified 116 company matches for IT infrastructure consulting firms associated with Cologne, Germany as of September 2026 and tracks 2,447 professional contacts across them, including 918 with verified work emails. Across Germany, Berlin is the largest hub for this category (227 companies); Cologne has 116.

This list covers company matches for IT infrastructure consulting firms associated with Cologne, Germany, 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 September 4, 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 Sep 4, 2026 How this list was built

116Companies

2,447Contacts tracked

918Verified emails

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The 20 largest IT infrastructure consulting firms based in Cologne, Germany

Ranked by team size

Top 20 of 116 company matches for IT infrastructure consulting firms based in Cologne, Germany, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 4, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Telonic Gmbh	Exact match	Cologne, GermanyHQ recorded Sep 4, 2026	51-200	96 contacts →
	Exact match “Die Telonic GmbH mit Sitz in Köln zählt zu den führenden, unabhängigen IT-Systemhäusern Deutschlands.” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
2	EBF Gmbh	Exact match	Cologne, GermanyHQ recorded Sep 4, 2026	51-200	74 contacts →
	Exact match “IT has been our playing field for over 30 years – and we've mastered it!” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
3	Serverhero Gmbh	Exact match	Cologne, GermanyHQ recorded Sep 4, 2026	51-200	35 contacts →
	Exact match “Serverhero is your competent partner for IT projects.” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
4	Cyberdyne IT Gmbh	Exact match	Cologne, GermanyHQ recorded Sep 4, 2026	11-50	33 contacts →
	Exact match “Die CYBERDYNE IT GmbH ist ein dienstleistungsorientiertes IT-Systemhaus für mittelständische Unternehmen im Rheinland.” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
5	Dualutions Gmbh	Exact match	Cologne, GermanyHQ recorded Sep 4, 2026	11-50	31 contacts →
	Exact match “Seit Gründung 2002 haben wir uns auf die Erbringung von hochwertigen Dienstleistungen im gehobenen Mittelstand, bei Industrie- und Konzernkunden, sowie im öffentlichen Dienst…” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
6	Sepago Gmbh A Proact Company	Exact match	Cologne, GermanyHQ recorded Sep 4, 2026	51-200	31 contacts →
	Exact match “sepago is the IT consulting company for automated application provisioning, virtualization, cloud solutions and IT security.” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
7	Inspired Consulting Gmbh	Exact match	Cologne, GermanyHQ recorded Sep 4, 2026	11-50	21 contacts →
	Exact match “Inspired Consulting delivers specialized solutions in the areas of custom software development, artificial intelligence, and IT security.” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
8	Fernao Magellan Gmbh	Exact match	Cologne, GermanyHQ recorded Sep 4, 2026	201-500	12 contacts →
	Exact match “Seit 1992 sind wir Wegbereiter im Schutz von Unternehmen, vom Mittelstand bis zu globalen Größen.” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
9	Comito Gmbh	Exact match	Cologne, GermanyHQ recorded Sep 4, 2026	11-50	11 contacts →
	Exact match “Die Informationstechnologie ist eine wichtige Grundlage für jedes erfolgreiche Unternehmen.” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
10	Solvatis Consult Gmbh & Co. KG	Exact match	Cologne, GermanyHQ recorded Sep 4, 2026	11-50	11 contacts →
	Exact match “Solvatis Consult – Business for IT Seit über 11 Jahren sind wir in unserem Geschäftsbereich Professional Services strategischer Partner großer und mittelständischer Unternehmen…” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
11	Cloudspot Gmbh	Exact match	Cologne, GermanyHQ recorded Sep 4, 2026	11-50	11 contacts →
	Exact match “Implementierungsdienstleistungen” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
12	Coretress Gmbh	Exact match	Cologne, GermanyHQ recorded Sep 4, 2026	11-50	10 contacts →
	Exact match “Wir bieten Ihnen von der Beratung und Konzeption über die Einrichtung und Administration bis hin zu Wartung und Support alle IT-Dienstleistungen unter einem Dach.” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
13	Actcon Gmbh	Exact match	Cologne, GermanyHQ recorded Sep 4, 2026	51-200	10 contacts →
	Exact match “Founded in 2014, actcon GmbH currently employs 75 people in Cologne.” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
14	Record-Consult Gmbh	Exact match	Cologne, GermanyHQ recorded Sep 4, 2026	11-50	9 contacts →
	Exact match “Planung, Implementierung und Betrieb von IT-Lösungen für Unternehmen unterschiedlicher Größen und Branchen.” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
15	Integrated Services Gmbh	Exact match	Cologne, GermanyHQ recorded Sep 4, 2026	11-50	9 contacts →
	Exact match “Als zuverlässiger und vertrauensvoller Consultingpartner steht die Integrated Services bereits seit 30 Jahren für innovative und maßgeschneiderte Business- und IT-Beratung aus…” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
16	Werk VON Morgen	Exact match	Cologne, GermanyHQ recorded Sep 4, 2026	11-50	9 contacts →
	Exact match “Die Buyer's Journey hat sich sowohl im B2B- als auch im B2C-Bereich grundlegend verändert.” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
17	Computerzeit Gmbh & Co. KG	Exact match	Cologne, GermanyHQ recorded Sep 4, 2026	11-50	8 contacts →
	Exact match “Schnelle & zuverlässige Netzwerke für Unternehmen IT-Beratung, Planung & Consulting Cloud, Hosted-Dienste, Office 365, Managed Services, etc Server, PC`s, Notebooks & Peripherie…” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
18	Edvxpert Gmbh	Exact match	Cologne, GermanyHQ recorded Sep 4, 2026	11-50	8 contacts →
	Exact match “IT-Consulting IT-Netwerkbetreuung IT-Sicherheit” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
19	Punktgenau Business Consulting Gmbh	Exact match	Cologne, GermanyHQ recorded Sep 4, 2026	11-50	8 contacts →
	Exact match “Wir stehen seit Anfang an für höchste Qualitäts- und Sicherheitsstandards.” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
20	Netzorange It-Dienstleistungen Gmbh & Co. KG	Exact match	Cologne, GermanyHQ recorded Sep 4, 2026	11-50	8 contacts →
	Exact match “360° IT services for companies Whether you need consulting or support in the implementation of a specific project - with netzorange you will always find the right IT service.” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “IT infrastructure consulting firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 20 of 116 IT infrastructure consulting firms based in Cologne, Germany

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IT infrastructure consulting firms based in Cologne, Germany at a glance

As of Sep 4, 2026

37.5%Verified-email coverage

21.1Average contacts per company

11-50Median size (employees)

Sep 4, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

Email recency for this list is measured across the whole Germany list rather than for Cologne, so it is reported there. Company counts and contact totals on this page are exact for Cologne.

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 Cologne, Germany whose business descriptions match “IT infrastructure consulting firms” 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 918 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 September 4, 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.

IT infrastructure consulting firms by metro in Germany

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 “IT infrastructure consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many IT infrastructure consulting firms are there based in Cologne, Germany?

RevenueBase identified 116 company matches for IT infrastructure consulting firms associated with Cologne, Germany as of September 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?

Telonic Gmbh tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in Germany has the most IT infrastructure consulting firms?

Berlin leads Germany with 227 company records, followed by Munich (203) and Hamburg (164). Cologne has 116.

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 918 professional contacts with verified work emails tracked across these 116 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 September 4, 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.