Company lists · Data refreshed November 2026

Top 25 Green nonprofits based in Belgium

RevenueBase identified 89 company matches for green nonprofits associated with Belgium as of November 2026 and tracks 2,179 professional contacts across them, including 1,202 with verified work emails. Brussels is the largest hub.

This list covers company matches for green nonprofits associated with Belgium, 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 November 6, 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 Nov 6, 2026 How this list was built
89Companies
2,179Contacts tracked
1,202Verified emails
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The 25 largest green nonprofits based in Belgium

Ranked by team size
Top 25 of 89 company matches for green nonprofits based in Belgium, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchIxelles, BelgiumHQ recorded Nov 6, 202651-20091 contacts →

Exact match

“GoodPlanet est une association qui existe depuis plus de 25 ans et qui a à cœur de rendre le premier pas vers la durabilité facile et accessible à toutes et tous.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchBrussels, BelgiumHQ recorded Nov 6, 202611-5083 contacts →

Exact match

“WWF is a global independent organization for nature conservation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchLummen, BelgiumHQ recorded Nov 6, 2026201-50058 contacts →

Exact match

“Uw groen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchGenk, BelgiumHQ recorded Nov 6, 202611-5034 contacts →

Exact match

“Regionaal Landschap Kempen en Maasland vzw bouwt als samenwerkingsverband al meer dan 30 jaar aan een landschap waarin we natuur, erfgoed én mens respectvol verbinden en de nodige…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchBelgiumHQ recorded Nov 6, 2026501-1,00031 contacts →

Exact match

“We believe in the impact and power of energy within the green and sustainable environment, lived and realised by people and community.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchZaventem, BelgiumHQ recorded Nov 6, 202611-5028 contacts →

Exact match

“We Green vise à réduire la dépendance de ses clients aux sources d'énergie non-durables afin de diminuer leurs émissions de carbone via des solutions énergétiques vertes et…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchBrussels, BelgiumHQ recorded Nov 6, 20261-1027 contacts →

Exact match

“SUNx Malta is a legacy program of the late Maurice Strong, built to support Climate Friendly Travel – low carbon, SDG-linked, and Paris 1.5-aligned.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchBrussels, BelgiumHQ recorded Nov 6, 202611-5024 contacts →

Exact match

“We are a citizens movement.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchViroinval, BelgiumHQ recorded Nov 6, 202611-5022 contacts →

Exact match

“Association sans but lucratif groupant des jeunes et des adultes intéressés par l’étude de la nature, sa conservation, la protection de l’environnement et le tourisme intégré.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchNamur, BelgiumHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“Adalia 2.0: Pour des jardins et des espaces verts sains, conçus et gérés dans le respect de l’environnement et de la nature.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchOveral In Vlaanderen En Brussel!, BelgiumHQ recorded Nov 6, 20261-1017 contacts →

Exact match

“KlimaatContact maakt van klimaatvriendelijke keuzes het nieuwe normaal.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchBrussels, BelgiumHQ recorded Nov 6, 202651-20016 contacts →

Exact match

“Lignaverda is an international non-profit dedicated to science-based reforestation and landscape restoration in semi-arid regions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchLeuven, BelgiumHQ recorded Nov 6, 20261-1015 contacts →

Exact match

“Leuven 2030 zet zich in voor een stad met minder uitstoot en meer toekomst.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchIxelles, BelgiumHQ recorded Nov 6, 20261-1015 contacts →

Exact match

“At AJ, we are on a mission to empower organizations and individuals to embrace sustainability and make a positive impact on the environment.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchNamur, BelgiumHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“Empreintes inscrit son action dans l’éducation relative à l’environnement.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchBrussel, BelgiumHQ recorded Nov 6, 20261-1012 contacts →

Exact match

“De Transformisten builds a society where everyone can live a good life within the limits of people and the planet.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchLiège, BelgiumHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“Education-Environnement est une association qui vise à sensibiliser chacun à vivre une relation plus proche avec la Nature et avec son environnement local, l’aider à comprendre la…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchMarche-en-famenne, BelgiumHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“Forêt.Nature is a non-profit organization based in Southern Belgium and founded in 1987 by passionated foresters who wished to raise public awareness of the complexity of fo- rest…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchJodoigne, BelgiumHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“Notre association existe depuis 1976 et maintient, au fil du temps, deux axes stratégiques, profondément ancrés dans notre ADN-> Un axe social, avec nos formations pour un public…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchHouthalen, BelgiumHQ recorded Nov 6, 20261-109 contacts →

Exact match

“CleanTechPunt vzw strives to increase public support for the necessary development of sustainable technology by organising educational activities for schools, businesses…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchAntwerp, BelgiumHQ recorded Nov 6, 20261-108 contacts →

Exact match

“VIBE ondersteunt jouw organisatie om te ontwerpen en te bouwen in harmonie met de natuur en de mens.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchGhent, BelgiumHQ recorded Nov 6, 20261-107 contacts →

Exact match

“Climate Lab helps you achieve your net-zero carbon goal through high-impact, community-based climate solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchEvere, BelgiumHQ recorded Nov 6, 20261-107 contacts →

Exact match

“Apis se veut acteur incontournable de convergence et de changements au service du projet sociétal de la Ville Nature.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchGenk, BelgiumHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Talea creëert ademruimte voor morgen: voor elke m² grijs, een m² groen We vergroenen steden en gemeenten, KMO-zones, bedrijfsterreinen en zorgomgevingen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchWoluwe-st.-lambert, BelgiumHQ recorded Nov 6, 20261-104 contacts →

Exact match

“DEC!DE est une asbl qui a pour mission de sensibiliser les individus en âge et en capacité d'agir sur les enjeux environnementaux liés à la crise climatique et de la biodiversité…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 89 green nonprofits based in Belgium

See the full list, filter by size, metro and specialty, and access 1,202 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Green nonprofits based in Belgium at a glance

As of Nov 6, 2026
55.2%Verified-email coverage
24.5Average contacts per company
1-10Median size (employees)
10.1%Largest-city concentration · Brussels
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
66
11-50
15
51-200
3
201-500
1
501-1,000
2
1,001-5,000
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 89 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 Belgium whose business descriptions match “green nonprofits” 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 1,202 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 November 6, 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 “green nonprofits”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many green nonprofits are there based in Belgium?

RevenueBase identified 89 company matches for green nonprofits associated with Belgium as of November 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?

Goodplanet Belgium tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most green nonprofits?

Brussels leads with 9 company records, followed by Antwerp (6) and Liege (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 1,202 professional contacts with verified work emails tracked across these 89 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 November 6, 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.