Company lists · Data refreshed November 2026

Top 18 Telecom customer management software companies based in Germany

RevenueBase identified 40 company matches for telecom customer management software companies associated with Germany as of November 2026 and tracks 792 professional contacts across them, including 368 with verified work emails. Hamburg is the largest hub.

This list covers company matches for telecom customer management software companies 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 5, 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 5, 2026 How this list was built
40Companies
792Contacts tracked
368Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 18 largest telecom customer management software companies based in Germany

Ranked by team size
Top 18 of 40 company matches for telecom customer management software companies based in Germany, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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 matchKarlsruhe, GermanyHQ recorded Nov 5, 2026201-500292 contacts →

Exact match

“The leading provider of CRM solutions for small and medium-sized enterprises In recent years, CAS Software AG has become the German, market-leading innovator for customer…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2Exact matchGießen, GermanyHQ recorded Nov 5, 202651-20089 contacts →

Exact match

“KERNKOMPETENZ: CURSOR ist ein führender Anbieter von Software und Beratung für das Kunden- und Geschäftsprozessmanagement (CRM und BPM).”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3Exact matchHamburg, GermanyHQ recorded Nov 5, 202651-20066 contacts →

Exact match

“Kundenservice ist der Schlüssel zu einem nachhaltigen wirtschaftlichen Erfolg und langfristiger Kundenbindung.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4Exact matchMünster, GermanyHQ recorded Nov 5, 2026201-50058 contacts →

Exact match

“As Europe’s leading allround service provider for Telecommunications and Customer Relationship Management we strongly inspire our customers by offering them high-end technologies…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5Exact matchPaderborn, GermanyHQ recorded Nov 5, 202651-20046 contacts →

Exact match

“SERVICE 1, formerly GMS Development, is at international level one of the most successful providers of powerful CRM solutions for After Sales and Field Service Management.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchAugsburg, GermanyHQ recorded Nov 5, 202611-5024 contacts →

Exact match

“Conntac is an innovative software company based in Augsburg.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchKandel, GermanyHQ recorded Nov 5, 202611-5019 contacts →

Exact match

“Wir sind- CRM-Hersteller seit über 30 Jahren- ein Team aus 50 kreativen Köpfen, das mit viel Leidenschaft an und mit unserer CRM-Lösung arbeitet- auf den Mittelstand in Industrie…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchDortmund, GermanyHQ recorded Nov 5, 202611-5018 contacts →

Exact match

“Erfolg im Vertrieb erfordert Erfahrung, Innovation und professionelle Werkzeuge.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact matchBürgermeister-brunner-str. 15, GermanyHQ recorded Nov 5, 202611-5016 contacts →

Exact match

“We offer innovative billing solutions for telecommunication companies.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchBad Münstereifel, GermanyHQ recorded Nov 5, 202611-5014 contacts →

Exact match

“DATANET is Europe's leading provider of service solutions for the digitization of all business processes relating to a telecommunications connection with the aim of highly…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchKoblenz, GermanyHQ recorded Nov 5, 202611-5010 contacts →

Exact match

“Die KONZEPTUM GmbH ist mit ihrer etablierten Branchenlösung KONZEPTUM ein führender Lösungsanbieter für den TK-Markt.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchHeusenstamm, GermanyHQ recorded Nov 5, 202611-507 contacts →

Exact match

“We are SunUp - ein innovatives Softwareunternehmen für Kundenverwaltung, Kundenabrechnung und Kundenbindung.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchKölln-reisiek, GermanyHQ recorded Nov 5, 202611-507 contacts →

Exact match

“Was macht eigentlich CallOne?”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14Exact matchRemscheid, GermanyHQ recorded Nov 5, 20261-106 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchFrankfurt, GermanyHQ recorded Nov 5, 202611-505 contacts →

Exact match

“Die Vermarktung unserer Lösungen übernehmen die folgenden Tochtergesellschaften: Contact Center Lösungen -> ttUnited GmbH: https://ttunited.com; Kommunikationskomponenten für…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchBerlin, GermanyHQ recorded Nov 5, 202611-502 contacts →

Exact match

“Kerngeschäft der orgAnice Solution AG mit Sitz in Berlin-Steglitz ist die Entwicklung, die Herstellung und der Vertrieb von Software und Software-Lizenzen, die…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchKarlsruhe, GermanyHQ recorded Nov 5, 20261-102 contacts →

Exact match

“Kundenmanagement für alle Firmengrößen!”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchMunich, GermanyHQ recorded Nov 5, 20261-101 contacts →

Exact match

“CCS - Das C-ITK Systemhaus”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 18 of 40 telecom customer management software companies based in Germany

See the full list, filter by size, metro and specialty, and access 368 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Telecom customer management software companies based in Germany at a glance

As of Nov 5, 2026
46.5%Verified-email coverage
19.8Average contacts per company
11-50Median size (employees)
7.5%Largest-city concentration · Hamburg
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
14
11-50
17
51-200
4
201-500
4

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 40 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 “telecom customer management software companies” 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 368 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 5, 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 “telecom customer management software companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many telecom customer management software companies are there based in Germany?

RevenueBase identified 40 company matches for telecom customer management software companies 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?

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

Which city has the most telecom customer management software companies?

Hamburg leads with 3 company records, followed by Berlin (2) and Frankfurt (2).

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 368 professional contacts with verified work emails tracked across these 40 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 5, 2026.

Ready to reach these companies? Verified emails and direct dials for all 40 telecom customer management software companies 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 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.