Company lists · Data refreshed September 2026
Top 25 Cold calling outsourcing companies based in Germany
RevenueBase identified 116 company matches for cold calling outsourcing companies associated with Germany as of September 2026 and tracks 871 professional contacts across them, including 136 with verified work emails. Berlin is the largest hub.
This list covers company matches for cold calling outsourcing 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 21, 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.
The 25 largest cold calling outsourcing companies based in Germany
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 359 contacts → | ||||
Exact match “The SELLBYTEL Group is one of the worldwide leading outsourcing specialists and part of Webhelp.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 2 | 37 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 21, 2026 · View company records in RevenueBase | |||||
| 3 | 24 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 21, 2026 · View company records in RevenueBase | |||||
| 4 | 23 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 21, 2026 · View company records in RevenueBase | |||||
| 5 | 15 contacts → | ||||
Exact match “AVESKA leistet hochprofessionelle Vertriebsunterstützung für Midrange und Enterprise Unternehmen aus dem IT-Bereich.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 6 | 13 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 7 | 12 contacts → | ||||
Exact match “TELEMARKETING MIT DER TELESALES4U Vergessen Sie miefige Callcenter und Abtelefonieren nach Schema F.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 8 | 11 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 21, 2026 · View company records in RevenueBase | |||||
| 9 | 10 contacts → | ||||
Exact match “Über Grundwerk Digital Willkommen bei Grundwerk Digital, Ihrer führenden Leadgenerierungsagentur aus Berlin.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 10 | 9 contacts → | ||||
Exact match “Über CBO-Marketing… Wir von CBO Marketing helfen gezielt IT-Unternehmen dabei, mehr Neukunden zu gewinnen und mehr Umsatz zu erzielen, durch gezieltes Telemarketing.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 11 | 9 contacts → | ||||
Exact match “Termitel – Ihr Partner für exzellentes Telemarketing & Customer Care Sie suchen einen starken Partner für Ihre Call Center- und Customer Care-Aktivitäten?” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 12 | 7 contacts → | ||||
Exact match “Steigere sofort deinen Umsatz – ohne Kaltakquise!” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 13 | 7 contacts → | ||||
Exact match “WT Management is a company based out of Germany.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 14 | 6 contacts → | ||||
Exact match “BusinessTalk AG - Einfach, Effizient, Erfolgreich.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 15 | 5 contacts → | ||||
Exact match “SalesTec IT Solutions ist ein dynamisches und innovatives B2B Telemarketing Unternehmen für IT-Lösungen.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 16 | 5 contacts → | ||||
Exact match “Perschthaler GmbH is a company based out of Sternstr.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 17 | 4 contacts → | ||||
Exact match “VertriebsPaten – Ihr Partner für erfolgreiche B2B-Kaltakquise und Vertrieb.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 18 | 4 contacts → | ||||
Exact match “Telemarketing für die B2B Leadgenerierung – Aktualisierung und Abgleich von Datenbanken -Schulungen+Telefontraining Outbound” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 19 | 3 contacts → | ||||
Exact match “MAXTEAM ist seit mehr als 20 Jahren der Spezialist im Bereich der Neukundenakquise für Vertriebsorganisationen.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 20 | 3 contacts → | ||||
Exact match “Hit the right tone.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 21 | 3 contacts → | ||||
Exact match “Wenn Sie neue B2B-Kunden suchen, dann sind wir der richtige Partner.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 22 | 2 contacts → | ||||
Exact match “Seit über 26 Jahren zählt die First Class Agentur zu den führenden Sales und Marketingagenturen in Deutschland.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 23 | 2 contacts → | ||||
Exact match “B2B-Outbound Vertriebsagentur.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 24 | 2 contacts → | ||||
Exact match “Das Betreiben eines Callcenters, das Unternehmen dabei unterstützt deren Vertriebsziele zu erreichen, Inbound- sowie Outbound-Telefonie, Kundenservice, technischer Support…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 25 | 2 contacts → | ||||
Exact match “Die Telepro Connect GmbH mit Sitz in Stuttgart ist ein aufstrebendes Callcenter mit klarem Fokus auf Qualität und Kommunikation.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “cold calling outsourcing companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 116 cold calling outsourcing companies based in Germany
See the full list, filter by size, metro and specialty, and access 136 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Cold calling outsourcing companies based in Germany at a glance
As of Sep 21, 2026Companies by employee count
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 116 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 “cold calling outsourcing 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 136 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 21, 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 “cold calling outsourcing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many cold calling outsourcing companies are there based in Germany?
RevenueBase identified 116 company matches for cold calling outsourcing 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?
Sellbytel Group tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most cold calling outsourcing companies?
Berlin leads with 12 company records, followed by Munich (9) and Cologne (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 136 professional contacts with verified work emails tracked across these 116 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 21, 2026.
Ready to reach these companies? Verified emails and direct dials for all 116 cold calling outsourcing companies based in Germany. Start with a free account, no credit card.
Download this list →Related lists
Cold calling outsourcing companies by geography
- Cold calling outsourcing companies based in New Delhi, India
- Cold calling outsourcing companies based in New York, United States
- Cold calling outsourcing companies based in Sheridan, United States
- Cold calling outsourcing companies based in Australia
- Cold calling outsourcing companies based in Brazil
- Cold calling outsourcing companies based in Canada
- Cold calling outsourcing companies based in Denmark
- Cold calling outsourcing companies based in France
- Cold calling outsourcing companies based in India
- Cold calling outsourcing companies based in Italy
- Cold calling outsourcing companies based in the Netherlands
- Cold calling outsourcing companies based in the Philippines
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Cold calling outsourcing companies based in New Delhi, India
- Cold calling outsourcing companies based in New York, United States
- Cold calling outsourcing companies based in Sheridan, United States
- Cold calling outsourcing companies based in Australia
- Cold calling outsourcing companies based in Brazil
- Cold calling outsourcing companies based in Canada
Company intelligence · public preview
Top 25 cold calling outsourcing companies based in Germany
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 116 matching company records for cold calling outsourcing companies based in Germany, with 871 tracked contacts and 136 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 21, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 cold calling outsourcing companies based in Germany
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Sellbytel Groupsellbytel.comHQ: Nuremberg, GermanyReported employees: 5,001-10,000 | Nuremberg, Germany | 5,001-10,000 | Exact match | 359 contacts → |
“The SELLBYTEL Group is one of the worldwide leading outsourcing specialists and part of Webhelp.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Dimarcon Gmbhdimarcon.deHQ: Wiesbaden, GermanyReported employees: 51-200 | Wiesbaden, Germany | 51-200 | Exact match | 37 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Triveo Telemarketingtriveo.deHQ: Mannheim, GermanyReported employees: 51-200 | Mannheim, Germany | 51-200 | Exact match | 24 contacts → |
“Wer wir sind: triveo | Telemarketing steht seit über 19 Jahren für messbare und professionelle B2B-Kundenakquise.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Digital Dialogdigital-dialog.comHQ: Heusenstamm, GermanyReported employees: 201-500 | Heusenstamm, Germany | 201-500 | Exact match | 23 contacts → |
“DIGITAL DIALOG ist eine der führenden B2B TeleSales Agenturen in Deutschland – mit Standorten in der Metropolregion Rhein-Main sowie Berlin/Potsdam.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Aveska Sales Solutions Gmbhaveska.deHQ: Friedrichsdorf, GermanyReported employees: 11-50 | Friedrichsdorf, Germany | 11-50 | Exact match | 15 contacts → |
“AVESKA leistet hochprofessionelle Vertriebsunterstützung für Midrange und Enterprise Unternehmen aus dem IT-Bereich.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Beda Telemarketing Gmbhbeda-telemarketing.de HQ: Lübeck, GermanyReported employees: 1-10 | Lübeck, Germany | 1-10 | Exact match | 13 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 7 |  Telesales4u Gmbhtelesales4u.deHQ: Bad Camberg, GermanyReported employees: 11-50 | Bad Camberg, Germany | 11-50 | Exact match | 12 contacts → |
“TELEMARKETING MIT DER TELESALES4U Vergessen Sie miefige Callcenter und Abtelefonieren nach Schema F.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Telias Gruppetelias.deHQ: Cologne, GermanyReported employees: 51-200 | Cologne, Germany | 51-200 | Exact match | 11 contacts → |
“Als Spezialist für Telefon-Sekretariatsdienste und das Outsourcing von Telefonzentralen schafft TELiAS mit den vier Geschäftsbereichen Sekretariatsdienste, Mehrwertdienste…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Grundwerk Digital Gmbhgrundwerk.digitalHQ: Berlin, GermanyReported employees: 1-10 | Berlin, Germany | 1-10 | Exact match | 10 contacts → |
“Über Grundwerk Digital Willkommen bei Grundwerk Digital, Ihrer führenden Leadgenerierungsagentur aus Berlin.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  CBO Marketingcbo-marketing.deHQ: Frankfurt, GermanyReported employees: 1-10 | Frankfurt, Germany | 1-10 | Exact match | 9 contacts → |
“Über CBO-Marketing… Wir von CBO Marketing helfen gezielt IT-Unternehmen dabei, mehr Neukunden zu gewinnen und mehr Umsatz zu erzielen, durch gezieltes Telemarketing.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Termitel Gmbhtermitel.deHQ: Ettlingen, GermanyReported employees: 11-50 | Ettlingen, Germany | 11-50 | Exact match | 9 contacts → |
“Termitel – Ihr Partner für exzellentes Telemarketing & Customer Care Sie suchen einen starken Partner für Ihre Call Center- und Customer Care-Aktivitäten?” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Krauss Neukundengewinnungkrauss-gmbh.comHQ: Landsberg Am Lech, GermanyReported employees: 11-50 | Landsberg Am Lech, Germany | 11-50 | Exact match | 7 contacts → |
“Steigere sofort deinen Umsatz – ohne Kaltakquise!” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  WT Managementwt-management.deHQ: Beilstein-schmidhausen, GermanyReported employees: 11-50 | Beilstein-schmidhausen, Germany | 11-50 | Exact match | 7 contacts → |
“WT Management is a company based out of Germany.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Businesstalk AGbusinesstalk-ag.deHQ: Munich, GermanyReported employees: 51-200 | Munich, Germany | 51-200 | Exact match | 6 contacts → |
“BusinessTalk AG - Einfach, Effizient, Erfolgreich.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Salestecsalestec-solutions.deHQ: Frankfurt, GermanyReported employees: 1-10 | Frankfurt, Germany | 1-10 | Exact match | 5 contacts → |
“SalesTec IT Solutions ist ein dynamisches und innovatives B2B Telemarketing Unternehmen für IT-Lösungen.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Perschthaler Gmbhperschthaler.deHQ: Munich, GermanyReported employees: 1-10 | Munich, Germany | 1-10 | Exact match | 5 contacts → |
“Perschthaler GmbH is a company based out of Sternstr.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Vertriebspatenvertriebspaten.deHQ: Berlin, GermanyReported employees: 1-10 | Berlin, Germany | 1-10 | Exact match | 4 contacts → |
“VertriebsPaten – Ihr Partner für erfolgreiche B2B-Kaltakquise und Vertrieb.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Xbogner-Marketing Gabriele Bognerxbogner-marketing.deHQ: Bayreuth, GermanyReported employees: 1-10 | Bayreuth, Germany | 1-10 | Exact match | 4 contacts → |
“Telemarketing für die B2B Leadgenerierung – Aktualisierung und Abgleich von Datenbanken -Schulungen+Telefontraining Outbound” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Maxteam Deutschland Gmbhmaxteam.comHQ: Hennef, GermanyReported employees: 51-200 | Hennef, Germany | 51-200 | Exact match | 3 contacts → |
“MAXTEAM ist seit mehr als 20 Jahren der Spezialist im Bereich der Neukundenakquise für Vertriebsorganisationen.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Pitchpipepitchpipe.deHQ: Leipzig, GermanyReported employees: 11-50 | Leipzig, Germany | 11-50 | Exact match | 3 contacts → |
“Hit the right tone.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Contingocontingo.netHQ: Cologne, GermanyReported employees: 1-10 | Cologne, Germany | 1-10 | Exact match | 3 contacts → |
“Wenn Sie neue B2B-Kunden suchen, dann sind wir der richtige Partner.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  First Class Agentur Gmbhfirst-class-agentur.deHQ: Ellerau, GermanyReported employees: 11-50 | Ellerau, Germany | 11-50 | Exact match | 2 contacts → |
“Seit über 26 Jahren zählt die First Class Agentur zu den führenden Sales und Marketingagenturen in Deutschland.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Salesrakete Gmbhsalesrakete.deHQ: Stuttgart, GermanyReported employees: 11-50 | Stuttgart, Germany | 11-50 | Exact match | 2 contacts → |
“B2B-Outbound Vertriebsagentur.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Oui'sales Gmbhouisales.deHQ: Essen, GermanyReported employees: 1-10 | Essen, Germany | 1-10 | Exact match | 2 contacts → |
“Das Betreiben eines Callcenters, das Unternehmen dabei unterstützt deren Vertriebsziele zu erreichen, Inbound- sowie Outbound-Telefonie, Kundenservice, technischer Support…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Tele PRO Connectteleproconnect.deHQ: Stuttgart, GermanyReported employees: 1-10 | Stuttgart, Germany | 1-10 | Exact match | 2 contacts → |
“Die Telepro Connect GmbH mit Sitz in Stuttgart ist ein aufstrebendes Callcenter mit klarem Fokus auf Qualität und Kommunikation.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 116 company matches
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Cold calling outsourcing companies: dataset insights
September 21, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
114 records in the displayed employee bands.
2 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 116 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 21, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for cold calling outsourcing companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many cold calling outsourcing companies did RevenueBase find based in Germany?
The saved snapshot records 116 matching company records, 871 tracked contacts and 136 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 21, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Cold calling outsourcing companies by geography
- Cold calling outsourcing companies based in New Delhi, India
- Cold calling outsourcing companies based in New York, United States
- Cold calling outsourcing companies based in Sheridan, United States
- Cold calling outsourcing companies based in Australia
- Cold calling outsourcing companies based in Brazil
- Cold calling outsourcing companies based in Canada
- Cold calling outsourcing companies based in Denmark
- Cold calling outsourcing companies based in France
- Cold calling outsourcing companies based in India
- Cold calling outsourcing companies based in Italy
- Cold calling outsourcing companies based in the Netherlands
- Cold calling outsourcing companies based in the Philippines
Cite this list
RevenueBase Data Team. Top 25 cold calling outsourcing companies based in Germany. Snapshot: September 21, 2026. https://revenuebase.ai/companies/cold-calling-outsourcing-companies/germany.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Cold calling outsourcing companies based in New Delhi, India
- Cold calling outsourcing companies based in New York, United States
- Cold calling outsourcing companies based in Sheridan, United States
- Cold calling outsourcing companies based in Australia
- Cold calling outsourcing companies based in Brazil
- Cold calling outsourcing companies based in Canada
Company intelligence · public preview
Top 25 cold calling outsourcing companies based in Germany
RevenueBase records 116 matching company records for cold calling outsourcing companies based in Germany, with 871 tracked contacts and 136 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 21, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 cold calling outsourcing companies based in Germany
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Sellbytel Groupsellbytel.com HQ: Nuremberg, GermanyReported employees: 5,001-10,000 | Nuremberg, Germany | 5,001-10,000 | Exact match | 359 contacts → |
“The SELLBYTEL Group is one of the worldwide leading outsourcing specialists and part of Webhelp.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Dimarcon Gmbhdimarcon.de HQ: Wiesbaden, GermanyReported employees: 51-200 | Wiesbaden, Germany | 51-200 | Exact match | 37 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Triveo Telemarketingtriveo.de HQ: Mannheim, GermanyReported employees: 51-200 | Mannheim, Germany | 51-200 | Exact match | 24 contacts → |
“Wer wir sind: triveo | Telemarketing steht seit über 19 Jahren für messbare und professionelle B2B-Kundenakquise.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Digital Dialogdigital-dialog.com HQ: Heusenstamm, GermanyReported employees: 201-500 | Heusenstamm, Germany | 201-500 | Exact match | 23 contacts → |
“DIGITAL DIALOG ist eine der führenden B2B TeleSales Agenturen in Deutschland – mit Standorten in der Metropolregion Rhein-Main sowie Berlin/Potsdam.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Aveska Sales Solutions Gmbhaveska.de HQ: Friedrichsdorf, GermanyReported employees: 11-50 | Friedrichsdorf, Germany | 11-50 | Exact match | 15 contacts → |
“AVESKA leistet hochprofessionelle Vertriebsunterstützung für Midrange und Enterprise Unternehmen aus dem IT-Bereich.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Beda Telemarketing Gmbhbeda-telemarketing.de HQ: Lübeck, GermanyReported employees: 1-10 | Lübeck, Germany | 1-10 | Exact match | 13 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 7 | Telesales4u Gmbhtelesales4u.de HQ: Bad Camberg, GermanyReported employees: 11-50 | Bad Camberg, Germany | 11-50 | Exact match | 12 contacts → |
“TELEMARKETING MIT DER TELESALES4U Vergessen Sie miefige Callcenter und Abtelefonieren nach Schema F.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Telias Gruppetelias.de HQ: Cologne, GermanyReported employees: 51-200 | Cologne, Germany | 51-200 | Exact match | 11 contacts → |
“Als Spezialist für Telefon-Sekretariatsdienste und das Outsourcing von Telefonzentralen schafft TELiAS mit den vier Geschäftsbereichen Sekretariatsdienste, Mehrwertdienste…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Grundwerk Digital Gmbhgrundwerk.digital HQ: Berlin, GermanyReported employees: 1-10 | Berlin, Germany | 1-10 | Exact match | 10 contacts → |
“Über Grundwerk Digital Willkommen bei Grundwerk Digital, Ihrer führenden Leadgenerierungsagentur aus Berlin.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | CBO Marketingcbo-marketing.de HQ: Frankfurt, GermanyReported employees: 1-10 | Frankfurt, Germany | 1-10 | Exact match | 9 contacts → |
“Über CBO-Marketing… Wir von CBO Marketing helfen gezielt IT-Unternehmen dabei, mehr Neukunden zu gewinnen und mehr Umsatz zu erzielen, durch gezieltes Telemarketing.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Termitel Gmbhtermitel.de HQ: Ettlingen, GermanyReported employees: 11-50 | Ettlingen, Germany | 11-50 | Exact match | 9 contacts → |
“Termitel – Ihr Partner für exzellentes Telemarketing & Customer Care Sie suchen einen starken Partner für Ihre Call Center- und Customer Care-Aktivitäten?” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Krauss Neukundengewinnungkrauss-gmbh.com HQ: Landsberg Am Lech, GermanyReported employees: 11-50 | Landsberg Am Lech, Germany | 11-50 | Exact match | 7 contacts → |
“Steigere sofort deinen Umsatz – ohne Kaltakquise!” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | WT Managementwt-management.de HQ: Beilstein-schmidhausen, GermanyReported employees: 11-50 | Beilstein-schmidhausen, Germany | 11-50 | Exact match | 7 contacts → |
“WT Management is a company based out of Germany.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Businesstalk AGbusinesstalk-ag.de HQ: Munich, GermanyReported employees: 51-200 | Munich, Germany | 51-200 | Exact match | 6 contacts → |
“BusinessTalk AG - Einfach, Effizient, Erfolgreich.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Salestecsalestec-solutions.de HQ: Frankfurt, GermanyReported employees: 1-10 | Frankfurt, Germany | 1-10 | Exact match | 5 contacts → |
“SalesTec IT Solutions ist ein dynamisches und innovatives B2B Telemarketing Unternehmen für IT-Lösungen.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Perschthaler Gmbhperschthaler.de HQ: Munich, GermanyReported employees: 1-10 | Munich, Germany | 1-10 | Exact match | 5 contacts → |
“Perschthaler GmbH is a company based out of Sternstr.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Vertriebspatenvertriebspaten.de HQ: Berlin, GermanyReported employees: 1-10 | Berlin, Germany | 1-10 | Exact match | 4 contacts → |
“VertriebsPaten – Ihr Partner für erfolgreiche B2B-Kaltakquise und Vertrieb.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Xbogner-Marketing Gabriele Bognerxbogner-marketing.de HQ: Bayreuth, GermanyReported employees: 1-10 | Bayreuth, Germany | 1-10 | Exact match | 4 contacts → |
“Telemarketing für die B2B Leadgenerierung – Aktualisierung und Abgleich von Datenbanken -Schulungen+Telefontraining Outbound” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Maxteam Deutschland Gmbhmaxteam.com HQ: Hennef, GermanyReported employees: 51-200 | Hennef, Germany | 51-200 | Exact match | 3 contacts → |
“MAXTEAM ist seit mehr als 20 Jahren der Spezialist im Bereich der Neukundenakquise für Vertriebsorganisationen.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Pitchpipepitchpipe.de HQ: Leipzig, GermanyReported employees: 11-50 | Leipzig, Germany | 11-50 | Exact match | 3 contacts → |
“Hit the right tone.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Contingocontingo.net HQ: Cologne, GermanyReported employees: 1-10 | Cologne, Germany | 1-10 | Exact match | 3 contacts → |
“Wenn Sie neue B2B-Kunden suchen, dann sind wir der richtige Partner.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | First Class Agentur Gmbhfirst-class-agentur.de HQ: Ellerau, GermanyReported employees: 11-50 | Ellerau, Germany | 11-50 | Exact match | 2 contacts → |
“Seit über 26 Jahren zählt die First Class Agentur zu den führenden Sales und Marketingagenturen in Deutschland.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Salesrakete Gmbhsalesrakete.de HQ: Stuttgart, GermanyReported employees: 11-50 | Stuttgart, Germany | 11-50 | Exact match | 2 contacts → |
“B2B-Outbound Vertriebsagentur.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Oui'sales Gmbhouisales.de HQ: Essen, GermanyReported employees: 1-10 | Essen, Germany | 1-10 | Exact match | 2 contacts → |
“Das Betreiben eines Callcenters, das Unternehmen dabei unterstützt deren Vertriebsziele zu erreichen, Inbound- sowie Outbound-Telefonie, Kundenservice, technischer Support…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Tele PRO Connectteleproconnect.de HQ: Stuttgart, GermanyReported employees: 1-10 | Stuttgart, Germany | 1-10 | Exact match | 2 contacts → |
“Die Telepro Connect GmbH mit Sitz in Stuttgart ist ein aufstrebendes Callcenter mit klarem Fokus auf Qualität und Kommunikation.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 116 company matches
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Cold calling outsourcing companies: dataset insights
September 21, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
114 records in the displayed employee bands.
2 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 116 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 21, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for cold calling outsourcing companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many cold calling outsourcing companies did RevenueBase find based in Germany?
The saved snapshot records 116 matching company records, 871 tracked contacts and 136 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 21, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 cold calling outsourcing companies based in Germany. Snapshot: September 21, 2026. https://revenuebase.ai/companies/cold-calling-outsourcing-companies/germany.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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