Company lists · Data refreshed November 2026

Top 25 Customer service solutions providers for B2B based in Germany

RevenueBase identified 901 company matches for customer service solutions providers for B2B associated with Germany as of November 2026 and tracks 15,088 professional contacts across them, including 4,518 with verified work emails. Berlin is the largest hub.

This list covers company matches for customer service solutions providers for B2B 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
901Companies
15,088Contacts tracked
4,518Verified emails
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The 25 largest customer service solutions providers for B2B based in Germany

Ranked by team size
Top 25 of 901 company matches for customer service solutions providers for B2B 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 matchMagdeburg, GermanyHQ recorded Nov 6, 20265,001-10,000766 contacts →

Exact match

“Regiocom provides specialised IT solutions, customer contact management and business process outsourcing services including billing services for utility companies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchWalldorf, GermanyHQ recorded Nov 6, 202610001+735 contacts →

Exact match

“SAP Customer Experience (SAP CX) and CRM solutions; the agentic solution for marketing, commerce, sales, and service, and the operations behind them.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchMunich, GermanyHQ recorded Nov 6, 2026201-500466 contacts →

Exact match

“In an age where agility and rapid responses are paramount, yoummday shines as a trailblazing tech company tackling outsourcing challenges head-on.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchNuremberg, GermanyHQ recorded Nov 6, 20265,001-10,000394 contacts →

Exact match

“The SELLBYTEL Group is one of the worldwide leading outsourcing specialists and part of Webhelp.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchDresden, GermanyHQ recorded Nov 6, 20261,001-5,000360 contacts →

Exact match

“gevekom - Your better place to work.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchGöttingen, GermanyHQ recorded Nov 6, 2026201-500359 contacts →

Exact match

“As a full-service provider, the Sycor Group covers the whole spectrum of information and communications technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchOsnabrück, GermanyHQ recorded Nov 6, 20261,001-5,000319 contacts →

Exact match

“KIKXXL wurde von Andreas Kremer gegründet.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchBonn, GermanyHQ recorded Nov 6, 20261,001-5,000276 contacts →

Exact match

“Deutsche Telekom Services Europe SE (DTSE) employs over 3,400 people at 11 locations in 5 countries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchGelsenkirchen, GermanyHQ recorded Nov 6, 20261,001-5,000243 contacts →

Exact match

“AMEVIDA is one of the largest owner-managed companies in the German call center and customer care industry and is headquartered in Gelsenkirchen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchRadolfzell, GermanyHQ recorded Nov 6, 2026201-500223 contacts →

Exact match

“SYBIT is Europe's leading full-service provider for customer experience (CX) with comprehensive expertise in business consulting, process consulting and IT consulting.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchOsnabrück, GermanyHQ recorded Nov 6, 2026201-500177 contacts →

Exact match

“Consulting, Technology & Solutions für Customer Service, Sales & Marketing Wir sind überzeugt: Echter Erfolg entsteht dort, wo Unternehmen ihre Kund:innen konsequent in den…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact 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
13Exact matchMunich, GermanyHQ recorded Nov 6, 202651-200161 contacts →

Exact match

“infinit.cx group - The Customer Experience Powerhouse DIE Experten für gelungenen Omnikanal-Kundenservice durch Customer-Experience (CX) mit über 40 Jahren Erfahrung in der der…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchHanover, GermanyHQ recorded Nov 6, 2026201-500150 contacts →

Exact match

“VIER rethinks customer dialogue and communication.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchBodenheim, GermanyHQ recorded Nov 6, 2026201-500148 contacts →

Exact match

“The iTSM Group consists of iTSM Consulting GmbH, founded in as the parent company, and its wholly-owned subsidiaries iTSM-Solutions GmbH, iTSM Trusted Quality GmbH, Trusted…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchDüsseldorf, GermanyHQ recorded Nov 6, 20261,001-5,000147 contacts →

Exact match

“Die Adecco Business Solutions GmbH ist eine 100%ige Tochter der Adecco Personaldienstleistungen GmbH und seit über 30 Jahren in Deutschland Ihr Full Service Partner für komplexe…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchLeipzig, GermanyHQ recorded Nov 6, 20265,001-10,000144 contacts →

Exact match

“Ströer X ist der größte deutsche Business Process Outsourcing (BPO)-Anbieter und Spezialist für Dialogmarketing, Customer Experience, Sales und digitale Transformation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchMünster, GermanyHQ recorded Nov 6, 2026201-500131 contacts →

Exact match

“DSaF - Ihre Experten für digitalen Kundenservice.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBerlin, GermanyHQ recorded Nov 6, 20261,001-5,000129 contacts →

Exact match

“Die CMX Solutions GmbH ist Teil der CMX Group, einem inhabergeführten Unternehmen, das seit der Gründung im Jahr 2012 kontinuierlich zu einem führenden Anbieter von…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchKönigswinter, GermanyHQ recorded Nov 6, 20261,001-5,000122 contacts →

Exact match

“Walter Services ist eines der größten und erfolgreichsten Customer Services-Unternehmen in Deutschland.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchLeipzig, GermanyHQ recorded Nov 6, 2026201-500106 contacts →

Exact match

“Since 1992 TAS AG has been providing all-round solutions for customer communications, making it one of Germany's oldest complex full-service operators in dialogue management.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchCologne, GermanyHQ recorded Nov 6, 202651-200101 contacts →

Exact match

“Wir sind dein technologiegetriebener Partner, der modernste Technologien mit smarten Sales-Strategien kombiniert, um aus jedem Projekt das Maximum herauszuholen – für messbares…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact 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
24Exact matchMönchengladbach, GermanyHQ recorded Nov 6, 2026501-1,00098 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchGießen, GermanyHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase

Showing 25 of 901 customer service solutions providers for B2B based in Germany

See the full list, filter by size, metro and specialty, and access 4,518 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Customer service solutions providers for B2B based in Germany at a glance

As of Nov 6, 2026
29.9%Verified-email coverage
16.7Average contacts per company
11-50Median size (employees)
8.0%Largest-city concentration · Berlin
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
387
11-50
261
51-200
119
201-500
52
501-1,000
13
1,001-5,000
16
5,001-10,000
6
10001+
5

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 901 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 “customer service solutions providers for B2B” 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 4,518 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 “customer service solutions providers for B2B”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many customer service solutions providers for B2B are there based in Germany?

RevenueBase identified 901 company matches for customer service solutions providers for B2B 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?

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

Which city has the most customer service solutions providers for B2B?

Berlin leads with 72 company records, followed by Munich (58) and Hamburg (42).

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 4,518 professional contacts with verified work emails tracked across these 901 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.