Company lists · Data refreshed September 2026

Top 8 Swimming coaching organizations based in Belgium

RevenueBase identified 59 swimming coaching organizations headquartered in Belgium as of September 2026 and tracks 169 professional contacts across them, including 9 with verified work emails. Leuven is the largest hub.

This list covers swimming coaching organizations headquartered in Belgium, 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, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 22, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 22, 2026 86% judged on-target in blind review
59Companies
169Contacts tracked
9Verified emails
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The 8 largest swimming coaching organizations based in Belgium

Ranked by team size
Top 8 of 59 swimming coaching organizations based in Belgium, ranked by team size, largest first. Data refreshed Sep 22, 2026. RevenueBase Smart Search rates how each company's information relates to swimming coaching organizations: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceLeuven, BelgiumHQ checked Sep 22, 20261,001-5,00019 contacts →

Indirect evidence

“Leuven Aquatics (vroeger KLZC) staat al 100 jaar voor kwalitatief zwemonderwijs en -competitie op het hoogste nationale niveau met uitschieters op internationaal niveau.”

Source: RevenueBase Database · checked Sep 22, 2026
2Indirect evidenceCharleroi, BelgiumHQ checked Sep 22, 20261-107 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 22, 2026
3Strong evidenceWaardamme, BelgiumHQ checked Sep 22, 20261-103 contacts →

Strong evidence

“SwimCare different types of coaching- sports coaching tailored for swimmers - professional guidance in improving swimming styles - endurance and fitness training - video analysis…”

Source: RevenueBase Database · checked Sep 22, 2026
4Indirect evidenceBrussels, BelgiumHQ checked Sep 22, 20261-102 contacts →

Indirect evidence

“Hexoray is committed to improve the safety of swimmers.”

Source: RevenueBase Database · checked Sep 22, 2026
5Indirect evidenceBeernem, BelgiumHQ checked Sep 22, 20261-102 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 22, 2026
6Partial evidenceKampenhout, BelgiumHQ checked Sep 22, 20261-102 contacts →

Partial evidence

“Varitech is a family company founded in 1989 by Guido Claes, specialized in swimming pool & water-sport products.”

Source: RevenueBase Database · checked Sep 22, 2026
7Indirect evidenceWaardamme, BelgiumHQ checked Sep 22, 20261-101 contacts →

Indirect evidence

“Op het platform kunnen ouders, zwemmers, atleten, clubs, organisaties en andere trainers contact zoeken met trainers.”

Source: RevenueBase Database · checked Sep 22, 2026
8Indirect evidenceAth, BelgiumHQ checked Sep 22, 20261-101 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 22, 2026

Showing 8 of 59 swimming coaching organizations based in Belgium

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Swimming coaching organizations based in Belgium at a glance

As of Sep 22, 2026
5.3%Verified-email coverage
2.9Average contacts per company
1-10Median size (employees)
5.1%Largest-city concentration · Leuven
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
42
11-50
6
51-200
2
201-500
2
1,001-5,000
1
10001+
1

Email recency for this list is measured worldwide rather than for Belgium, so it is reported there. Company counts and contact totals on this page are exact for Belgium, over 59 companies.

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 swimming coaching organizations, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search 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 Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Belgium whose own description of what they do matches “swimming coaching organizations”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names swimming coaching organizations), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among swimming coaching organizations, and records with no verified work email. Companies headquartered outside Belgium 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 its RevenueBase Smart Search 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, 9 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 22, 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.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names swimming coaching organizations, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many swimming coaching organizations are there based in Belgium?

RevenueBase identified 59 swimming coaching organizations headquartered in Belgium 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?

Leuven Aquatics, headquartered in Leuven, tops this list with the largest team on record.

Which city has the most swimming coaching organizations?

Leuven leads with 3 headquartered companies, followed by Antwerpen (2) and Ath (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 9 verified decision-maker contacts tracked across these 59 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 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 Smart Search, 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.