Company lists · Data verified August 2026

Top 15 Customer retention consulting firms based in Belgium

Name: Customer retention consulting firms based in Belgium
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 28 companies tracked

There are 28 customer retention consulting firms headquartered in Belgium (RevenueBase, August 2026). RevenueBase tracks 474 professional contacts across them, including 242 with verified work emails and 20 with mobile numbers. Brussels is the largest hub.

This list covers customer retention consulting firms headquartered in Belgium, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

28Companies

474Contacts tracked

242Verified emails

20Mobile numbers

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The 15 largest customer retention consulting firms based in Belgium

Ranked by team size

Top 15 of 28 customer retention consulting firms based in Belgium, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	RPC	n/a	201-500	338	191
2	Chronion	Mechelen	11-50	18	14
3	Boobook	n/a	11-50	12	9
4	Faxions	Brussels	1-10	12	4
5	Volt District	Diest	11-50	11	9
6	Arena Magna	Brussels	1-10	11	1
7	Onestone	Groot-Bijgaarden Brussel	1-10	8	2
8	Connect Your Dots	Mechelen	1-10	7	4
9	Kalepa	Aalst	1-10	7	2
10	GOCX	n/a	11-50	3	1
11	C-Clear Partners A Valantic Company	Mortsel	51-200	2	1
12	Dsdb Consulting	n/a	1-10	2	1
13	Digital Path Finder	Sint-Martens-Latem	1-10	2	1
14	ELS Dhaeze	n/a	1-10	2	1
15	Streamline Consulting	Brussel	1-10	1	1

Showing 15 of 28 customer retention consulting firms based in Belgium

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Customer retention consulting firms based in Belgium at a glance

As of Aug 28, 2026

1-10Median size (employees)

BrusselsLargest hub · 3 HQs

20Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

Customer retention consulting firms by metro

Metro	Companies
Customer retention consulting firms in Brussels	3
Customer retention consulting firms in Mechelen	2
Customer retention consulting firms in Antwerpen	2
Customer retention consulting firms in Bonheiden	1
Customer retention consulting firms in Gent	1
Customer retention consulting firms in Hooglede	1
Customer retention consulting firms in Louvain-La-Neuve	1

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “customer retention consulting firms”, with match quality audited by blind human judging, and headquartered in Belgium.
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: Contact records re-verify on a rolling cadence; 0 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many customer retention consulting firms are there based in Belgium?

There are 28 customer retention consulting firms headquartered in Belgium as of August 2026 (RevenueBase).

What is the largest company on this list?

RPC, headquartered in Belgium, tops this list with the largest team on record.

Which city has the most customer retention consulting firms?

Brussels leads with 3 headquartered companies, followed by Mechelen (2) and Antwerpen (2).

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 242 verified decision-maker contacts tracked across these 28 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.