Company lists · Data refreshed September 2026

Top 25 Network consulting firms based in Germany

RevenueBase identified 272 network consulting firms headquartered in Germany as of September 2026 and tracks 1,432 professional contacts across them, including 589 with verified work emails. Berlin is the largest hub.

This list covers network consulting firms headquartered in 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 29, 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 29, 2026 86% judged on-target in blind review
272Companies
1,432Contacts tracked
589Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest network consulting firms based in Germany

Ranked by team size
Top 25 of 272 network consulting firms based in Germany, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to network consulting firms: 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 evidenceLangenfeld (rheinland), GermanyHQ checked Sep 29, 202651-20063 contacts →

Partial evidence

“We, mispa Technologies GmbH, a leading IT security and service provider, deliver consulting, design and managed services to help our customers get the most out of their IT…”

Source: RevenueBase Database · checked Sep 29, 2026
2Indirect evidenceKiefersfelden, GermanyHQ checked Sep 29, 202651-20050 contacts →

Indirect evidence

“IT services itelio GmbH supports you in designing, integrating, operating, and optimizing your IT landscape.”

Source: RevenueBase Database · checked Sep 29, 2026
3Partial evidenceNeukeferloh, GermanyHQ checked Sep 29, 202651-20049 contacts →

Partial evidence

“Networks are the backbone of modern organizations.”

Source: RevenueBase Database · checked Sep 29, 2026
4Strong evidenceAalen, GermanyHQ checked Sep 29, 202651-20046 contacts →

Strong evidence

“EZcon Network GmbH is one of the leading consulting companies in the area of information technology (IT).”

Source: RevenueBase Database · checked Sep 29, 2026
5Partial evidenceInning A. Ammersee, GermanyHQ checked Sep 29, 202651-20043 contacts →

Partial evidence

“HCD Consulting GmbH is your reliable IT partner.”

Source: RevenueBase Database · checked Sep 29, 2026
6Partial evidenceAltenstadt, GermanyHQ checked Sep 29, 202611-5034 contacts →

Partial evidence

“nscon steht für exzellente Expertise in den Bereichen Network, Security, Automatisierung und DevOps.”

Source: RevenueBase Database · checked Sep 29, 2026
7Indirect evidenceFürth, GermanyHQ checked Sep 29, 202611-5032 contacts →

Indirect evidence

“Firmenprofil Impressum: Über HOB: Gegründet wurde das Unternehmen HOB 1964 von Horst Brandstätter.”

Source: RevenueBase Database · checked Sep 29, 2026
8Partial evidenceAltenstadt, GermanyHQ checked Sep 29, 202651-20024 contacts →

Partial evidence

“Wir als blue networks GmbH sind seit 2002 einer der führenden IT-Dienstleister im Bereich Netzwerklösungen und IT-Sicherheit.”

Source: RevenueBase Database · checked Sep 29, 2026
9Partial evidenceGrasberg, GermanyHQ checked Sep 29, 2026201-50024 contacts →

Partial evidence

“Gimbel Consulting unterstützt bereits seit über 25 Jahren Netzbetreiber, Rechenzentrumsbetreiber, Ausrüster, Integratoren und sicherheitsrelevante Organisationen bei Planung…”

Source: RevenueBase Database · checked Sep 29, 2026
10Indirect evidenceHessen - Dreieich, GermanyHQ checked Sep 29, 202651-20023 contacts →

Indirect evidence

“Wir bieten Support für Router, Switches, Firewalls, Server, Wireless, Migration uvm.”

Source: RevenueBase Database · checked Sep 29, 2026
11Partial evidenceSaarbruecken, GermanyHQ checked Sep 29, 202651-20023 contacts →

Partial evidence

“Die im Mai gegründete consistec Engineering & Consulting GmbH ist ein inhabergeführtes mittelständisches Unternehmen mit Sitz in Saarbrücken, Saarland.”

Source: RevenueBase Database · checked Sep 29, 2026
12Indirect evidenceEgelsbach, GermanyHQ checked Sep 29, 202651-20022 contacts →

Indirect evidence

“We - MAWOH GmbH - are an independent enterprise IT security and managed service provider and 100% privately owned.”

Source: RevenueBase Database · checked Sep 29, 2026
13Indirect evidenceKiel, GermanyHQ checked Sep 29, 202611-5020 contacts →

Indirect evidence

“Authentisch, bodenständig, ehrlich – eben echt norddeutsch – plant und implementiert die lmbit GmbH optimale IT-Lösungen für Sie!”

Source: RevenueBase Database · checked Sep 29, 2026
14Partial evidenceHagen, GermanyHQ checked Sep 29, 202651-20018 contacts →

Partial evidence

“Networkers ist Spezialist für Planung, Aufbau und Betrieb sicherer und leistungsfähiger Applikations- und Netzwerkinfrastrukturen.”

Source: RevenueBase Database · checked Sep 29, 2026
15Indirect evidenceGrünwald, GermanyHQ checked Sep 29, 202611-5017 contacts →

Indirect evidence

“SAVECALL ist ein anbieterunabhängiger Sourcing-Berater für Telekommunikation und IT mit Sitz bei München.”

Source: RevenueBase Database · checked Sep 29, 2026
16Indirect evidencePforzheim, GermanyHQ checked Sep 29, 202611-5016 contacts →

Indirect evidence

“net-select macht Netzwerke schneller, sicherer und komfortabler.”

Source: RevenueBase Database · checked Sep 29, 2026
17Indirect evidenceKassel, GermanyHQ checked Sep 29, 202611-5016 contacts →

Indirect evidence

“Ob Glasfaser, Energieversorgung oder kommunale Infrastruktur – die Anforderungen an moderne Netze steigen kontinuierlich.”

Source: RevenueBase Database · checked Sep 29, 2026
18Partial evidenceDüsseldorf, GermanyHQ checked Sep 29, 202611-5016 contacts →

Partial evidence

“protectONE - akkreditiertes und autorisiertes Consulting- & Trainingsunternehmen für IT Security Lösungen.”

Source: RevenueBase Database · checked Sep 29, 2026
19Indirect evidencePotsdam, GermanyHQ checked Sep 29, 202611-5014 contacts →

Indirect evidence

“Wir sind ein unabhängiger IT-Dienstleister mit Sitz in Potsdam.”

Source: RevenueBase Database · checked Sep 29, 2026
20Indirect evidenceUlm, GermanyHQ checked Sep 29, 202611-5014 contacts →

Indirect evidence

“At systemzwo, we are always looking for talented and dedicated professionals who share our passion for IT innovation and want to drive our vision forward.”

Source: RevenueBase Database · checked Sep 29, 2026
21Indirect evidenceLehrte, GermanyHQ checked Sep 29, 202611-5013 contacts →

Indirect evidence

“Wir sind eine junge IT-Beratung mit den Schwerpunkten Cloud-Technologien, Netzwerkbetreuung und Infrastrukturberatung.”

Source: RevenueBase Database · checked Sep 29, 2026
22Indirect evidenceTroisdorf, GermanyHQ checked Sep 29, 202611-5011 contacts →

Indirect evidence

“Als Consultant und Systemintegrator unterstützen wir seit 1991 insbesondere mittlere und große Rechner-Netzwerke mit bis zu Ports.”

Source: RevenueBase Database · checked Sep 29, 2026
23Indirect evidenceMarburg, GermanyHQ checked Sep 29, 202611-5011 contacts →

Indirect evidence

“Eifert Datensysteme is an information technology and services company based out of 8 Auf der Appeling, Marburg, Germany.”

Source: RevenueBase Database · checked Sep 29, 2026
24Indirect evidenceBerlin, GermanyHQ checked Sep 29, 202611-5011 contacts →

Indirect evidence

“Digitale Sicherheit – Wir gestalten sichere Netze für Deutschland Als hochspezialisiertes Beratungsunternehmen begleiten wir Auftraggeber aus der öffentlichen Verwaltung und der…”

Source: RevenueBase Database · checked Sep 29, 2026
25Indirect evidenceVillingen-schwenningen, GermanyHQ checked Sep 29, 202611-5011 contacts →

Indirect evidence

“Ein Unternehmen, ein Ziel – Unsere Kunden in eine sichere IT-Zukunft zu begleiten.”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 25 of 272 network consulting firms based in Germany

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 589 reachable decision-makers.

Free signup · no credit card

View the full list →

Network consulting firms based in Germany at a glance

As of Sep 29, 2026
41.1%Verified-email coverage
5.3Average contacts per company
1-10Median size (employees)
5.9%Largest-city concentration · Berlin
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
178
11-50
65
51-200
16
201-500
2

Email recency for this list is measured worldwide rather than for Germany, so it is reported there. Company counts and contact totals on this page are exact for Germany, over 272 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 network consulting 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 Germany whose own description of what they do matches “network consulting 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 network consulting 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 network consulting firms, and records with no verified work email. Companies headquartered outside Germany 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, 589 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 29, 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 network consulting 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 network consulting firms are there based in Germany?

RevenueBase identified 272 network consulting firms headquartered in 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?

Mispa Technologies Gmbh, headquartered in Langenfeld Rheinland, tops this list with the largest team on record.

Which city has the most network consulting firms?

Berlin leads with 16 headquartered companies, followed by Koln (7) and Dusseldorf (6).

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 589 verified decision-maker contacts tracked across these 272 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 29, 2026.

Ready to reach these companies? Verified emails and direct dials for all 272 network consulting firms based in Germany. Start with a free account, no credit card.

Download this list →

Related lists

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.