Company lists · Data refreshed November 2026

Top 25 Managed communications services based in Germany

RevenueBase identified 160 company matches for managed communications services associated with Germany as of November 2026 and tracks 1,704 professional contacts across them, including 779 with verified work emails. Berlin is the largest hub.

This list covers company matches for managed communications services 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
160Companies
1,704Contacts tracked
779Verified emails
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The 25 largest managed communications services based in Germany

Ranked by team size
Top 25 of 160 company matches for managed communications services 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 matchCologne, GermanyHQ recorded Nov 6, 2026201-500257 contacts →

Exact match

“Die Plusnet GmbH, eine Tochtergesellschaft der EnBW, ist ein deutsches Telekommunikationsunternehmen mit Fokus auf Geschäftskunden.”

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 matchFrankfurt, GermanyHQ recorded Nov 6, 202651-20046 contacts →

Exact match

“Fazit specialises in smart communication.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchMontabaur, GermanyHQ recorded Nov 6, 202651-20042 contacts →

Exact match

“Bei Anruf: Telefonengel“ global office bietet telefonische Kommunikation in natürlicher Sprache als zusätzlichen Touchpoint für Wirtschaft und Verwaltung.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchSchlüchtern, GermanyHQ recorded Nov 6, 202651-20038 contacts →

Exact match

“Globalcarrier – Ganzheitliche Lösungen aus einer Hand Die globalcarrier telecom GmbH ist mit über 90 mitarbeitenden Menschen und 6 Niederlassungen in Hessen und…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchBerlin, GermanyHQ recorded Nov 6, 2026201-50037 contacts →

Exact match

“Das Büro der Zukunft.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchBochum, GermanyHQ recorded Nov 6, 202651-20030 contacts →

Exact match

“Mit der GLASFASER RUHR haben Sie einen Partner an Ihrer Seite, der über 25 Jahre Erfahrung im Aufbau, Betrieb und in Sicherung von Netzwerkinfrastrukturen mitbringt.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchMunich, GermanyHQ recorded Nov 6, 202611-5027 contacts →

Exact match

“We combine cutting-edge tech communication with many years of tech expertise - supported by AI, strong networks and industry-wide experience.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchAugsburg, GermanyHQ recorded Nov 6, 2026201-50027 contacts →

Exact match

“Die Mitarbeiter der Dialog-Factory bieten weit mehr Service als ein klassisches Callcenter.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact 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
12Exact 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
13Exact 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
14Exact matchFlensburg, GermanyHQ recorded Nov 6, 202651-20018 contacts →

Exact match

“Die mr.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact 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
16Exact 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
17Exact matchWiesbaden, GermanyHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“WITCOM erbringt Telekommunikations- und IT-Dienstleistungen für Geschäftskunden sowie für Carrier und Service Provider.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchMünchen-unterföhring, GermanyHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“Wir verbinden Menschen – ob Local oder Global Player, vom Start-up bis zum Großkonzern.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBerlin, GermanyHQ recorded Nov 6, 20261-1013 contacts →

Exact match

“Ob kleines Büro oder Mittelstand Unternehmen jeder Größe profitieren von unseren innovativen Kommunikationslösungen, die den unterschiedlichen Anforderungen optimal angepasst und…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchDuisburg, GermanyHQ recorded Nov 6, 202651-20012 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchWürzburg, GermanyHQ recorded Nov 6, 202611-509 contacts →

Exact match

“IT-Systemhaus mit Herz - Netzwerk - IT - Kommunikation - Alarm - Video.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchLangenhagen, GermanyHQ recorded Nov 6, 202611-508 contacts →

Exact match

“Die Bedürfnisse unserer Kunden bei der Kommunikation haben wir immer im Blick.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchAhaus, GermanyHQ recorded Nov 6, 202611-508 contacts →

Exact match

“Ganz einfach und ganz persönlich Die Welacom GmbH & Co.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchStuttgart, GermanyHQ recorded Nov 6, 20261-108 contacts →

Exact match

“Comconic ist seit 1996 im liberalisierten Markt der ITK tätig und verfügt daher als Partner nahezu aller namhaften Anbieter von Sprach- & Datenkommunikation über eine große…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchBerlin, GermanyHQ recorded Nov 6, 2026201-5008 contacts →

Exact match

“Radius Connect ist seit 20 Jahren auf dem deutschen Markt als Anbieter von Telekommunikationsprodukten und -diensten für Unternehmen aller führenden Netze und Anbieter tätig.”

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

Showing 25 of 160 managed communications services based in Germany

See the full list, filter by size, metro and specialty, and access 779 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Managed communications services based in Germany at a glance

As of Nov 6, 2026
45.7%Verified-email coverage
10.7Average contacts per company
1-10Median size (employees)
8.1%Largest-city concentration · Berlin
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
85
11-50
48
51-200
11
201-500
8

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 160 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 communications services” 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 779 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 communications services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many managed communications services are there based in Germany?

RevenueBase identified 160 company matches for managed communications services 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 communications services?

Berlin leads with 13 company records, followed by Munich (10) and Hamburg (8).

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 779 professional contacts with verified work emails tracked across these 160 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.