Company lists · Data refreshed November 2026

Top 25 Managed communication services providers based in Germany

RevenueBase identified 258 company matches for managed communication services providers associated with Germany as of November 2026 and tracks 2,826 professional contacts across them, including 1,174 with verified work emails. Berlin is the largest hub.

This list covers company matches for managed communication services providers associated with 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 November 6, 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 Nov 6, 2026 How this list was built
258Companies
2,826Contacts tracked
1,174Verified emails
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The 25 largest managed communication services providers based in Germany

Ranked by team size
Top 25 of 258 company matches for managed communication services providers based in Germany, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchMunich, GermanyHQ recorded Nov 6, 2026201-500339 contacts →

Exact match

“Digital transformation is changing processes and supply chains, products and companies, entire industries and markets.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchHanover, GermanyHQ recorded Nov 6, 20261,001-5,000227 contacts →

Exact match

“Als zuverlässiger Partner mit einer breiten Technik-Expertise in den Leistungsfeldern IT Solutions, Unified Communication & Collaboration Solutions und Security Technology…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchDüsseldorf, GermanyHQ recorded Nov 6, 2026201-500171 contacts →

Exact match

“Transform your business DeTeWe Communications have many years of experience in delivering tailored, integrated solutions for their clients internationally 365 days a year, 24…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchSalzgitter, GermanyHQ recorded Nov 6, 2026501-1,000118 contacts →

Exact match

“Unsere TELCAT Gruppe zählt nicht umsonst zu den größten ITK-Systemhäusern Deutschlands.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchHamburg, GermanyHQ recorded Nov 6, 2026501-1,00098 contacts →

Exact match

“Seit 2003 sind wir erfolgreich als Fullservice Dienstleister in der Telekommunikationsbranche tätig.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchOberkotzau, GermanyHQ recorded Nov 6, 202651-20084 contacts →

Exact match

“Die HFO Telecom GmbH verbindet modernste Technologien im Telekommunikationsbereich mit langjähriger Erfahrung.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchBochum, GermanyHQ recorded Nov 6, 20261,001-5,00076 contacts →

Exact match

“Enreach ist ein europaweit führender Anbieter von Unified-Communications- und Cloud-Contact-Center-Lösungen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchButzbach, GermanyHQ recorded Nov 6, 202651-20065 contacts →

Exact match

“Riedel Networks - tailormade media & telecommunication services Riedel Networks is a privately held, global network services provider, focused on tailormade networks.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchDortmund, GermanyHQ recorded Nov 6, 202651-20047 contacts →

Exact match

“DOKOM21 ist ein regionaler Telekommunikationsdienstleister mit Sitz in Dortmund.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchFrankfurt, GermanyHQ recorded Nov 6, 202651-20044 contacts →

Exact match

“IT Managed Services und Cloud Telefonie 2006 wurde die byon gmbh mit Sitz in Frankfurt/Main gegründet.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchHamburg, GermanyHQ recorded Nov 6, 202651-20031 contacts →

Exact match

“SYNO steht für Synergien.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchBochum, GermanyHQ recorded Nov 6, 202611-5030 contacts →

Exact match

“Digitale Infrastruktur muss verlässlich, sicher und flexibel sein – ohne Umwege.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchWolfsburg, GermanyHQ recorded Nov 6, 202651-20030 contacts →

Exact match

“Die TERMATH AG liefert maßgeschneiderte Lösungen im Bereich Kommunikationssysteme, Netzwerksysteme und Sicherheitssysteme sowie Service für Gewerbe, Industrie- und Großkunden.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchBerlin, GermanyHQ recorded Nov 6, 202611-5027 contacts →

Exact match

“Seit 1998 finden wir individuelle Business-Lösungen für schnelle, sichere und zuverlässige IT und Telekommunikation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchBörwang, GermanyHQ recorded Nov 6, 202651-20025 contacts →

Exact match

“Die OFF Telekommunikation GmbH ist DER Partner für moderne Kommunikationslösungen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchDüsseldorf, GermanyHQ recorded Nov 6, 202611-5023 contacts →

Exact match

“We offer customized communication solutions that connect all business-critical processes with all major communications media.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchLangen, GermanyHQ recorded Nov 6, 202611-5022 contacts →

Exact match

“No matter the branch you work in: An efficiently functioning corporate communication is the key for your business success.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchHerbolzheim, GermanyHQ recorded Nov 6, 202651-20021 contacts →

Exact match

“SH business COM, zählt seit über 30 Jahren zu den größten und leistungsstärksten Kommunikationszentren in Deutschland.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBerlin, GermanyHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“LIPINSKI TELEKOM ist Ihr Experte für umfassende Beratung, Planung, Installation und Betreuung von vernetzten Kommunikationslösungen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchAdelsdorf, GermanyHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“Your experts in information technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchPforzheim, GermanyHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“reputatio ist seit über 20 Jahren an mittlerweile zwei Standorten als Telekommunikationsunternehmen und IT-Infrastrukturdienstleister erfolgreich.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchMannheim, GermanyHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“Schollmeier - Dein 360° Telekommunikationsanbieter.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchMaumke, GermanyHQ recorded Nov 6, 202651-20017 contacts →

Exact match

“UP Data Systems + INNOFACTORY = ONE TEAM Seit über 20 Jahren vertrauen Unternehmen auf UP Data Systems, wenn es um maßgeschneiderte und zukunftssichere ITK-Lösungen geht, die…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchSchwaig Bei Nürnberg, GermanyHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“COEO Systemhaus GmbH is an information technology and services company based out of Schwaig, Bavaria, Germany.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchWürzburg, GermanyHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“Algorit Business.Solutions ist ein IT-Systemhaus mit langjähriger Erfahrung, das täglich daran arbeitet, den Arbeitsalltag der Kunden durch ein einwandfrei funktionierendes…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 258 managed communication services providers based in Germany

See the full list, filter by size, metro and specialty, and access 1,174 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Managed communication services providers based in Germany at a glance

As of Nov 6, 2026
41.5%Verified-email coverage
11.0Average contacts per company
11-50Median size (employees)
6.6%Largest-city concentration · Berlin
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
111
11-50
95
51-200
30
201-500
6
501-1,000
3
1,001-5,000
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 258 companies.

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 Germany whose business descriptions match “managed communication services providers” 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 1,174 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 November 6, 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.

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 “managed communication services providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many managed communication services providers are there based in Germany?

RevenueBase identified 258 company matches for managed communication services providers associated with Germany as of November 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?

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

Which city has the most managed communication services providers?

Berlin leads with 17 company records, followed by Hamburg (13) and Munich (13).

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 1,174 professional contacts with verified work emails tracked across these 258 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 November 6, 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.