Company lists · Data refreshed November 2026

Top 25 Workplace communication service providers based in Germany

RevenueBase identified 93 company matches for workplace communication service providers associated with Germany as of November 2026 and tracks 1,623 professional contacts across them, including 864 with verified work emails. Berlin is the largest hub.

This list covers company matches for workplace communication service 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
93Companies
1,623Contacts tracked
864Verified emails
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The 25 largest workplace communication service providers based in Germany

Ranked by team size
Top 25 of 93 company matches for workplace communication service 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 matchChemnitz, GermanyHQ recorded Nov 6, 2026501-1,000877 contacts →

Exact match

“Staffbase is the first AI-native Employee Experience Platform, equipping many of the world’s leading companies with solutions to inspire every employee with motivating…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact 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
3Exact matchKarlsruhe, GermanyHQ recorded Nov 6, 202651-200108 contacts →

Exact match

“Mit unseren Businesskommunikationslösungen verbinden wir von STARFACE Menschen am digitalen Arbeitsplatz und gestalten ihre Kommunikation so einfach und digital wie möglich.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchRadolfzell Am Bodensee, GermanyHQ recorded Nov 6, 202611-5026 contacts →

Exact match

“MI trifft KI - die bis.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchMunich, GermanyHQ recorded Nov 6, 202611-5023 contacts →

Exact match

“Stackfield is an All-in-One Collaboration Tool from Germany and combines all the features teams need to collaborate: Team chat, task and project management, video conferencing…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact 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
7Exact 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
8Exact 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
9Exact 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
10Exact match52477 Alsdorf, GermanyHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“Wir bieten seit über 25 Jahren praxiserprobte Softwarelösungen für Unternehmen in diesen Bereichen an: Kollaboration Kommunikation Dokumentation Mit gezieltem Customizing und…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchBad Kreuznach, GermanyHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“Überblick is the easy solution for internal communication.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchLimburg An Der Lahn, GermanyHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“intratool ist eine innovative Cloudsoftware für digital organisiertes Kommunikations- & Filialmanagement.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact 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
14Exact 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
15Exact 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
16Exact match29331 Lachendorf, GermanyHQ recorded Nov 6, 202611-506 contacts →

Exact match

“Steffel entwickelt effiziente und zukunftsfähige Komplettlösungen für den gesamten Kommunikationsbereich – von der Vernetzung verschiedener Standorte über Unified Communications…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchAugsburg, GermanyHQ recorded Nov 6, 202611-505 contacts →

Exact match

“Devenia Communications is a management consulting company based out of Bürgermeister-Wegele-Str.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchPfaffen-schwabenheim, GermanyHQ recorded Nov 6, 202611-505 contacts →

Exact match

“Kommunikation ist alles Ohne eine ausreichende Kommunikation können Unternehmen nicht funktionieren und Mitarbeiter nicht arbeiten.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchMunich, GermanyHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Willkommen bei Munich Solutions, Ihrem zuverlässigen Partner für Teams & Zoom Videokonferenzen, Meetingraumausstattung, Unified Communications und Installations-Dienstleistungen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchGelsenkirchen, GermanyHQ recorded Nov 6, 20261-104 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchBerlin, GermanyHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Zur Abrundung unseres Komplettangebots stellen wir eine umfassende Palette an Zusatzdiensten bereit, die unseren Kunden helfen, möglichst effizient und effektiv zu arbeiten.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchMainz, GermanyHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Wir sind Ihr Partner für Analyse, Konzept und Realisierung Ihrer neuen Unternehmenskommunikation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchSchmölln, GermanyHQ recorded Nov 6, 202611-503 contacts →

Exact match

“Ihr Business Partner für Telekommunikation seit 2005!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchMünster, GermanyHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Unser Ziel ist es, durch einfache und leicht zugängliche Software die Kommunikation in Ihrem Unternehmen zu verbessern.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchRastede, GermanyHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Willkommen bei Innoteck Wir unterstützen Unternehmen mit professionellen IT-Dienstleistungen – von der strategischen Beratung über die technische Umsetzung bis hin zur…”

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

Showing 25 of 93 workplace communication service providers based in Germany

See the full list, filter by size, metro and specialty, and access 864 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Workplace communication service providers based in Germany at a glance

As of Nov 6, 2026
53.2%Verified-email coverage
17.5Average contacts per company
11-50Median size (employees)
14.0%Largest-city concentration · Berlin
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
40
11-50
40
51-200
4
201-500
2
501-1,000
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 93 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 “workplace communication service 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 864 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 “workplace communication service providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many workplace communication service providers are there based in Germany?

RevenueBase identified 93 company matches for workplace communication service 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?

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

Which city has the most workplace communication service providers?

Berlin leads with 13 company records, followed by Hamburg (5) and Munich (4).

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 864 professional contacts with verified work emails tracked across these 93 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.