Company lists · Data refreshed September 2026
Top 25 Outbound sales companies based in the Netherlands
RevenueBase identified 249 outbound sales companies headquartered in the Netherlands as of September 2026 and tracks 1,828 professional contacts across them, including 431 with verified work emails and 109 with mobile numbers. Amsterdam is the largest hub.
This list covers outbound sales companies headquartered in the Netherlands, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, how directly it supports the match, and when it was last checked. Data refreshed September 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.
The 25 largest outbound sales companies based in the Netherlands
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 136 | ||||
“GMSF is gespecialiseerd in hoogwaardige sales outsourcing.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 2 | 101 | ||||
“Job advertising | Recruitment & Sales Outcourcing Onze online recruitment en sales campagnes ondersteunen bedrijven in het aantrekken en vasthouden van goede werknemers of nieuwe…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 3 | 60 | ||||
“Established in 2002, Vendere (Latin for ‘to sell’) is a marketing-orientated expert specialising in telephone communications – qualitative telemarketing, telesales and lead…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 4 | 52 | ||||
“Hello Company is een B2B bedrijf gespecialiseerd in sales- en marketing support.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 5 | 48 | ||||
“Flyncke verkoopondersteuning en next level lead-generatie & herkenning.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 6 | 45 | ||||
“Movements Marketing is de specialist in en.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 7 | FaillietIndirect evidence | 45 | |||
“Over Marketing Impuls.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 8 | 42 | ||||
“Provite helpt bedrijven de omzet te verhogen door het genereren van gekwalificeerde salesleads.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 9 | 41 | ||||
“Accelarating Growth.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 10 | 38 | ||||
“FindBusiness is a specialist in B2B lead generation.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 11 | 25 | ||||
“Most marketing agencies stop at the booked meeting.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 12 | In4leadsPartial evidence | 24 | |||
“In4Leads is een direct sales bureau, gespecialiseerd in spotten van B2B leads in IT- en aanverwante markten.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 13 | 23 | ||||
“TSD has 30 years experience in full-service outbound B2B telemarketing.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 14 | 22 | ||||
“MarketCall is HET B2B callcenter gespecialiseerd in het leggen van effectieve leads-gerichte contacten in de zakelijke markt.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 15 | 22 | ||||
“Skondras Nederland levert leadgeneratie en klantcontact voor B2B-bedrijven die concrete resultaten willen, zonder ruis.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 16 | 21 | ||||
“Door inzet van goed-gecheckte en gekwalificeerde klantinformatie, garanderen wij een effectieve telefonische benadering van uw markt.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 17 | 20 | ||||
“Optimaal Leadgeneratie brengt jou aan tafel met beslissers van organisaties waarvoor jij graag wilt werken.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 18 | CalltradersIndirect evidence | 19 | |||
“Calltraders offers high-end lead generation services for ambitious tech companies across the globe.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 19 | 19 | ||||
Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 20 | 17 | ||||
Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 21 | 17 | ||||
“How do you get the most out of your marketing and sales resources?” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 22 | 17 | ||||
“Doen waar je goed in bent.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 23 | 16 | ||||
“Sales zit in ons DNA Meer leads, meer omzet en meer rendement genereren.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 24 | 16 | ||||
“Lead Factory is dé partner als het gaat om het vinden van hoogwaardige prospects en het genereren van waardevolle leads.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 25 | 15 | ||||
“Data-driven direct marketing voor dienstverleners met ambitieuze groeidoelstellingen.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
Showing 25 of 249 outbound sales companies based in the Netherlands
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Outbound sales companies based in the Netherlands at a glance
As of Sep 5, 2026Companies by employee count
Verified emails by last verification
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among outbound sales companies, so some rows will be adjacent to the category rather than pure plays. The description and evidence rating on every row are there so you can check each match yourself.
- 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
- Companies headquartered in the Netherlands whose own description of what they do matches “outbound sales companies”. Matching reads each company's description, not its industry code or its name.
- What we exclude
- Companies whose own description does not clearly place them among outbound sales companies, and records with no verified work email. Companies headquartered outside Netherlands are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and an evidence rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 431 across the full list. 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 5, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Outbound sales companies by metro
- Outbound sales companies in Amsterdam27
Frequently asked
How many outbound sales companies are there based in the Netherlands?
RevenueBase identified 249 outbound sales companies headquartered in the Netherlands as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Granton Marketing BV, headquartered in El, tops this list with the largest team on record.
Which city has the most outbound sales companies?
Amsterdam leads with 27 headquartered companies, followed by Rotterdam (14) and Den Haag (7).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 431 verified decision-maker contacts tracked across these 249 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 5, 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.
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