Company lists · Data refreshed September 2026

Top 25 Telesales companies based in Germany

RevenueBase identified 224 company matches for telesales companies associated with Germany as of September 2026 and tracks 2,365 professional contacts across them, including 436 with verified work emails. Berlin is the largest hub.

This list covers company matches for telesales 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 September 22, 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 Sep 22, 2026 How this list was built
224Companies
2,365Contacts tracked
436Verified emails
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The 25 largest telesales companies based in Germany

Ranked by team size
Top 25 of 224 company matches for telesales companies based in Germany, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 22, 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 matchMannheim, GermanyHQ recorded Sep 22, 2026201-500151 contacts →

Exact match

“Als Sales-Spezialist mit mehr als 25 Jahren Branchenexpertise realisiert ALEX & GROSS auch für Sie überragende Vertriebserfolge.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
2Exact matchMönchengladbach, GermanyHQ recorded Sep 22, 2026501-1,00076 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
3Exact matchBerlin- Prenzlauer Berg, GermanyHQ recorded Sep 22, 2026201-50063 contacts →

Exact match

“VIAFON was founded in 1996 and is one of Germanys leading distribution agencies in B2B Telesales and Quality Assurance.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
4Exact matchWiesbaden, GermanyHQ recorded Sep 22, 202651-20037 contacts →

Exact match

“For over 30 years, we have been helping companies with technically complex products and services that require explanation to achieve predictable and sustainable growth -…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
5Exact matchHamburg, GermanyHQ recorded Sep 22, 202611-5032 contacts →

Exact match

“Cooper Advertising with its headquarters in Hamburg’s HafenCity district is your expert in B2C lead generation and direct sales.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
6Exact matchHeidelberg, GermanyHQ recorded Sep 22, 202611-5030 contacts →

Exact match

“Bei der UNIAQ AG vereint sich echte Expertise direkt aus Heidelberg: 50 Jahre B2B-IT-Telemarketing-Erfahrung der Gründer trifft auf ein vielseitiges, erfahrenes Team aus Sales…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
7Exact matchBerlin, GermanyHQ recorded Sep 22, 202651-20028 contacts →

Exact match

“Die voxpark GmbH ist ein etabliertes und wachsendes Kundenservice-Center, das sich erfolgreich in den Bereichen Telemarketing und ganzheitliches Kundenmanagement positioniert hat.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
8Exact matchFreiburg, GermanyHQ recorded Sep 22, 202611-5027 contacts →

Exact match

“DER BESSERE WEG ZU IHREN B2B-KUNDEN plicatec ist der führende Vertriebsdienstleister für Unternehmen aus IT, Tech, High-Tech, Engineering und Unternehmen mit komplexen Lösungen…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
9Exact matchMannheim, GermanyHQ recorded Sep 22, 202651-20024 contacts →

Exact match

“Wer wir sind: triveo | Telemarketing steht seit über 19 Jahren für messbare und professionelle B2B-Kundenakquise.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
10Exact matchAugsburg, GermanyHQ recorded Sep 22, 2026201-50024 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
11Exact matchMünster, GermanyHQ recorded Sep 22, 202651-20023 contacts →

Exact match

“Wir sind Ihr Premium Partner für den telefonischen sowie digitalen Vertrieb.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
12Exact matchHeusenstamm, GermanyHQ recorded Sep 22, 2026201-50023 contacts →

Exact match

“DIGITAL DIALOG ist eine der führenden B2B TeleSales Agenturen in Deutschland – mit Standorten in der Metropolregion Rhein-Main sowie Berlin/Potsdam.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
13Exact matchFalkenhardt, GermanyHQ recorded Sep 22, 20261-1022 contacts →

Exact match

“Digitization and scaling through predictable new customer and employee acquisition.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
14Exact matchFlensburg, GermanyHQ recorded Sep 22, 2026201-50021 contacts →

Exact match

“Callcenter-Services, Telesales, Kundenservice”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
15Exact matchLeipzig, GermanyHQ recorded Sep 22, 202651-20019 contacts →

Exact match

“Den roten oder den blauen Draht kappen?”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
16Exact matchNuremberg, GermanyHQ recorded Sep 22, 202611-5017 contacts →

Exact match

“Mediaphon Telemarketing GmbH steht für qualitativ hochwertiges Telemarketing Wir beraten telefonisch mehr als Bestandskunden aller Branchen im B2B und begleiten klein- und…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
17Exact matchFriedrichsdorf, GermanyHQ recorded Sep 22, 202611-5015 contacts →

Exact match

“AVESKA leistet hochprofessionelle Vertriebsunterstützung für Midrange und Enterprise Unternehmen aus dem IT-Bereich.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
18Exact matchHamburg, GermanyHQ recorded Sep 22, 202611-5015 contacts →

Exact match

“Möchten Sie hoch hinaus und die Bekanntheit Ihres Produkts oder Ihrer Dienstleistung unter Entscheidern steigern?”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
19Exact matchMunich, GermanyHQ recorded Sep 22, 202611-5013 contacts →

Exact match

“UNSER SPEZIALGEBIET Hörer und Flamme ist Beratungshaus und Dienstleister.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
20Exact matchPotsdam, GermanyHQ recorded Sep 22, 202651-20013 contacts →

Exact match

“lead on has been the B2B specialist for lead generation and customer communication for over 20 years.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
21Exact matchLübeck, GermanyHQ recorded Sep 22, 20261-1013 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
22Exact matchBad Camberg, GermanyHQ recorded Sep 22, 202611-5012 contacts →

Exact match

“TELEMARKETING MIT DER TELESALES4U Vergessen Sie miefige Callcenter und Abtelefonieren nach Schema F.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
23Exact matchMannheim, GermanyHQ recorded Sep 22, 202651-20012 contacts →

Exact match

“Bei uns stehen Sie im Mittelpunkt - als Kunde sowie als Teammitglied.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
24Exact matchCologne, GermanyHQ recorded Sep 22, 202651-20011 contacts →

Exact match

“Als Spezialist für Telefon-Sekretariatsdienste und das Outsourcing von Telefonzentralen schafft TELiAS mit den vier Geschäftsbereichen Sekretariatsdienste, Mehrwertdienste…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
25Exact matchBerlin, GermanyHQ recorded Sep 22, 20261-1010 contacts →

Exact match

“Über Grundwerk Digital Willkommen bei Grundwerk Digital, Ihrer führenden Leadgenerierungsagentur aus Berlin.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase

Showing 25 of 224 telesales companies based in Germany

See the full list, filter by size, metro and specialty, and access 436 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Telesales companies based in Germany at a glance

As of Sep 22, 2026
18.4%Verified-email coverage
10.6Average contacts per company
1-10Median size (employees)
8.9%Largest-city concentration · Berlin
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
120
11-50
56
51-200
32
201-500
8
501-1,000
3
1,001-5,000
1

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 224 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 “telesales 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 436 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 September 22, 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 “telesales companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many telesales companies are there based in Germany?

RevenueBase identified 224 company matches for telesales companies associated with Germany as of September 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?

Alex & Gross Gmbh tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most telesales companies?

Berlin leads with 20 company records, followed by Cologne (15) 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 436 professional contacts with verified work emails tracked across these 224 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 September 22, 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.