Company lists · Data refreshed November 2026

Top 25 Climate transition advisors based in Belgium

RevenueBase identified 56 company matches for climate transition advisors associated with Belgium as of November 2026 and tracks 1,958 professional contacts across them, including 1,169 with verified work emails. Brussels is the largest hub.

This list covers company matches for climate transition advisors 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
56Companies
1,958Contacts tracked
1,169Verified emails
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The 25 largest climate transition advisors based in Belgium

Ranked by team size
Top 25 of 56 company matches for climate transition advisors 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 matchBilzen, BelgiumHQ recorded Nov 6, 202651-200100 contacts →

Exact match

“Encon supports businesses as an independent agency with creative and innovative solutions in their transition to become more sustainable.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchBrussels, BelgiumHQ recorded Nov 6, 202611-5057 contacts →

Exact match

“CLIMACT empowers organizations, cities and public authorities to understand climate change and to achieve a zero-carbon sustainable society by 2050.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchBrussels, BelgiumHQ recorded Nov 6, 202611-5035 contacts →

Exact match

“Bellona Europa is an independent, non-profit organisation that meets environmental and climate challenges head on.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchBrussels, BelgiumHQ recorded Nov 6, 202611-5022 contacts →

Exact match

“In a time of ecological challenges and economic uncertainty, businesses play a pivotal role in keeping society stable.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchBrussels, BelgiumHQ recorded Nov 6, 202611-5022 contacts →

Exact match

“CO2logic joined the South Pole Group in 2021, forming the world’s largest climate solutions provider and carbon project developer.”

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

Exact match

“World's gone nuts.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact 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
8Exact matchBeringen, BelgiumHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“Wij bij Exergie, willen de wereld verduurzamen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchBrussels, BelgiumHQ recorded Nov 6, 20261-1015 contacts →

Exact match

“Zero Carbon Analytics is an international research group providing insights and analysis about climate change and the energy transition.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchAntwerp, BelgiumHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“The Ecological Entrepreneur is a sustainability advisor specialised in guiding companies, sector federations and organisations, in the transition towards sustainable compliant…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchAntwerp, BelgiumHQ recorded Nov 6, 20261-1010 contacts →

Exact match

“We are planning the path to climate neutrality.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchBrussels, BelgiumHQ recorded Nov 6, 20261-1010 contacts →

Exact match

“Strategic Perspectives is a pan-European think tank, created to promote effective climate action as the solution to a multitude of interconnected crises facing the EU.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchLiège, BelgiumHQ recorded Nov 6, 20261-1010 contacts →

Exact match

“Smart2Circle empowers companies and organizations to contribute to a carbon neutral world in 2050.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchBrussels, BelgiumHQ recorded Nov 6, 202611-509 contacts →

Exact match

“The European Roundtable on Climate Change and Sustainable Transition (ERCST) was launched in September 2016 under the umbrella of the International Centre for Trade and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchYvoir, BelgiumHQ recorded Nov 6, 202611-508 contacts →

Exact match

“Watt Else is a consultancy company specialised in sustainable energy and energy transition.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchTurnhout, BelgiumHQ recorded Nov 6, 20261-108 contacts →

Exact match

“Transition Stories brengt de energietransitie in een hogere versnelling.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchLiège, BelgiumHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Polygones vous accompagne pour placer votre entreprise dans l'économie durable, et en agissant face aux défis environnementaux.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchLeuven, BelgiumHQ recorded Nov 6, 202611-505 contacts →

Exact match

“There’s climate technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchDesselgem, BelgiumHQ recorded Nov 6, 202611-504 contacts →

Exact match

“CEO’s 4 Climate is een netwerk van klimaatbewuste ondernemers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchGhent, BelgiumHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Bedrijven willen klaar zijn voor de toekomst.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchBrussels, BelgiumHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Willow is a sustainability advisory firm working with awesome companies in a variety of fascinating fields, from impact investing to retail, fashion, and telecommunications.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchBrussels, BelgiumHQ recorded Nov 6, 20261-104 contacts →

Exact match

“At Klareco, we believe that energy is a valuable asset that must be preserved for tomorrow by using it efficiently today.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchBrussels, BelgiumHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Carbon-Free Europe (CFE) was launched by Third Way’s Climate and Energy program at COP26 to build international support for a technology-inclusive climate agenda and encourage…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchBrussels, BelgiumHQ recorded Nov 6, 20261-103 contacts →

Exact match

“HOP³ Consulting advises organisations in their transition to a low carbon economy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchBrussels, BelgiumHQ recorded Nov 6, 20261-103 contacts →

Exact match

“English/Francais: Platform and table to bring together parties interested in Africa, Climate Change, Sustainable Development and CO2e-certificates/Low Greenhouse Gas Economy.”

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

Showing 25 of 56 climate transition advisors based in Belgium

See the full list, filter by size, metro and specialty, and access 1,169 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Climate transition advisors based in Belgium at a glance

As of Nov 6, 2026
59.7%Verified-email coverage
35.0Average contacts per company
1-10Median size (employees)
26.8%Largest-city concentration · Brussels
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
39
11-50
15
51-200
1
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 56 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 “climate transition advisors” 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 1,169 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 “climate transition advisors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many climate transition advisors are there based in Belgium?

RevenueBase identified 56 company matches for climate transition advisors 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?

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

Which city has the most climate transition advisors?

Brussels leads with 15 company records, followed by Antwerp (3) and Ghent (2).

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 1,169 professional contacts with verified work emails tracked across these 56 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.