Company lists · Data refreshed November 2026
Top 25 Certified sustainability consultants based in Belgium
RevenueBase identified 142 company matches for certified sustainability consultants associated with Belgium as of November 2026 and tracks 1,104 professional contacts across them, including 508 with verified work emails. Brussels is the largest hub.
This list covers company matches for certified sustainability consultants 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.
The 25 largest certified sustainability consultants based in Belgium
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 100 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 | |||||
| 2 | 46 contacts → | ||||
Exact match “CERTISYS®, your reference for organic and sustainable certification Who are we?” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 3 | 30 contacts → | ||||
Exact match “Consultes is een allround partner voor bedrijven op vlak van milieu, preventie, energie en duurzaamheid.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 4 | 29 contacts → | ||||
Exact match “Sustenuto is a strategic consulting firm that helps organisations make a difference in society by integrating sustainability at the core of their business.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 5 | 28 contacts → | ||||
Exact match “Our mission is to support decision-making towards a sustainable world." – Bernard De Caevel, Founder of RDC Environment For more than 30 years, RDC Environment has been helping…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 6 | 22 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 | |||||
| 7 | 22 contacts → | ||||
Exact match “World's gone nuts.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 8 | 15 contacts → | ||||
Exact match “Wij bij Exergie, willen de wereld verduurzamen.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 9 | 15 contacts → | ||||
Exact match “Wave Group is a service company that provides its expertise to start ups, SME's and large companies.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 10 | 15 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 | |||||
| 11 | 15 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 | |||||
| 12 | 13 contacts → | ||||
Exact match “ESGlogic is a European ESG consulting firm, based in Belgium supporting companies across sectors in sustainability, climate and regulatory transformation.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 13 | 13 contacts → | ||||
Exact match “CAP CONSEIL is a private company specialized in research and consultancy services relating to social responsibility, sustainable development, governance and business ethics.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 14 | 12 contacts → | ||||
Exact match “ADVISTA est un bureau d’études et de conseils en environnement et développement durable.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 15 | 11 contacts → | ||||
Exact match “Quest is a global impact consultancy for sustainable transformation.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 16 | 11 contacts → | ||||
Exact match “Duurzaamheidsbeleid & advies Studio D helpt u met het opstellen van een duurzaamheidsstrategie en -beleid.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 17 | 10 contacts → | ||||
Exact match “21 Solutions is a consulting firm active in Belgium, France, and internationally.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 18 | 10 contacts → | ||||
Exact match “BetterBusiness' mission is to support micro and small businesses in integrating sustainability at the heart of their growth strategy.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 19 | 10 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 | |||||
| 20 | 9 contacts → | ||||
Exact match “Driving sustainability through business operations, Intysify is the sustainability brand of Intys, a growing management consulting group.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 21 | 9 contacts → | ||||
Exact match “Wij helpen bedrijven versnellen richting een duurzame toekomst!” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 22 | 8 contacts → | ||||
Exact match “Revalor supports public and private companies in meeting the sustainability and governance requirements of IT investments.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 23 | 7 contacts → | ||||
Exact match “Présent sur le marché depuis 2009 et pionniers de la certification BREEAM en Belgique avec le premier bâtiment certifié en 2012, nous disposons de nombreuses années d'expérience…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 24 | 7 contacts → | ||||
Exact match “Your digital partner for compliance & safety VCA-Online is the consultancy and platform for companies that want to structurally embed safety, health, and environment into their…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 25 | 7 contacts → | ||||
Exact match “Uw betrouwbare partner voor bedrijfsstrategie en -implementatietrajecten, ESG-beleid, CSRD- en duurzaamheidsrapportering, risico management en brede operationele ondersteuning in…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “certified sustainability consultants”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 142 certified sustainability consultants based in Belgium
See the full list, filter by size, metro and specialty, and access 508 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Certified sustainability consultants based in Belgium at a glance
As of Nov 6, 2026Companies by employee count
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 142 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 “certified sustainability consultants” 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 508 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.
Certified sustainability consultants by metro
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 “certified sustainability consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many certified sustainability consultants are there based in Belgium?
RevenueBase identified 142 company matches for certified sustainability consultants 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 certified sustainability consultants?
Brussels leads with 29 company records, followed by Antwerp (12) and Liege (8).
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 508 professional contacts with verified work emails tracked across these 142 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.
Ready to reach these companies? Verified emails and direct dials for all 142 certified sustainability consultants based in Belgium. Start with a free account, no credit card.
Download this list →Related lists
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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.
More company lists
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- Certified sustainability consultants based in Buenos Aires, Argentina
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Company intelligence · public preview
Top 25 certified sustainability consultants based in Belgium
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 142 matching company records for certified sustainability consultants based in Belgium, with 1,104 tracked contacts and 508 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 6, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 certified sustainability consultants based in Belgium
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  ENCONencon.euHQ: Bilzen, BelgiumReported employees: 51-200 | Bilzen, Belgium | 51-200 | Exact match | 100 contacts → |
“Encon supports businesses as an independent agency with creative and innovative solutions in their transition to become more sustainable.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Certisyscertisys.euHQ: Brussels, BelgiumReported employees: 51-200 | Brussels, Belgium | 51-200 | Exact match | 46 contacts → |
“CERTISYS®, your reference for organic and sustainable certification Who are we?” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Consultesconsultes.beHQ: Zwevegem, BelgiumReported employees: 11-50 | Zwevegem, Belgium | 11-50 | Exact match | 30 contacts → |
“Consultes is een allround partner voor bedrijven op vlak van milieu, preventie, energie en duurzaamheid.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Sustenutosustenuto.comHQ: Brussels, BelgiumReported employees: 11-50 | Brussels, Belgium | 11-50 | Exact match | 29 contacts → |
“Sustenuto is a strategic consulting firm that helps organisations make a difference in society by integrating sustainability at the core of their business.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  RDC Environmentrdcenvironment.beHQ: Brussels, BelgiumReported employees: 11-50 | Brussels, Belgium | 11-50 | Exact match | 28 contacts → |
“Our mission is to support decision-making towards a sustainable world." – Bernard De Caevel, Founder of RDC Environment For more than 30 years, RDC Environment has been helping…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  SLOslo.ecoHQ: Brussels, BelgiumReported employees: 11-50 | Brussels, Belgium | 11-50 | Exact match | 22 contacts → |
“In a time of ecological challenges and economic uncertainty, businesses play a pivotal role in keeping society stable.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  BLEENbleen.beHQ: Brussels, BelgiumReported employees: 11-50 | Brussels, Belgium | 11-50 | Exact match | 22 contacts → |
“World's gone nuts.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Exergie Part Of UEGexergie.beHQ: Beringen, BelgiumReported employees: 11-50 | Beringen, Belgium | 11-50 | Exact match | 15 contacts → |
“Wij bij Exergie, willen de wereld verduurzamen.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Wave Groupwave-group.beHQ: Flanders, BelgiumReported employees: 11-50 | Flanders, Belgium | 11-50 | Exact match | 15 contacts → |
“Wave Group is a service company that provides its expertise to start ups, SME's and large companies.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  ACT Justlyaj.ecoHQ: Ixelles, BelgiumReported employees: 1-10 | Ixelles, Belgium | 1-10 | Exact match | 15 contacts → |
“At AJ, we are on a mission to empower organizations and individuals to embrace sustainability and make a positive impact on the environment.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  The Ecological Entrepreneurtheecologicalentrepreneur.euHQ: Antwerp, BelgiumReported employees: 11-50 | Antwerp, Belgium | 11-50 | Exact match | 15 contacts → |
“The Ecological Entrepreneur is a sustainability advisor specialised in guiding companies, sector federations and organisations, in the transition towards sustainable compliant…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Esglogicesglogic.euHQ: Ixelles, BelgiumReported employees: 11-50 | Ixelles, Belgium | 11-50 | Exact match | 13 contacts → |
“ESGlogic is a European ESG consulting firm, based in Belgium supporting companies across sectors in sustainability, climate and regulatory transformation.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  CAP Conseilcapconseil.beHQ: Wavre, BelgiumReported employees: 1-10 | Wavre, Belgium | 1-10 | Exact match | 13 contacts → |
“CAP CONSEIL is a private company specialized in research and consultancy services relating to social responsibility, sustainable development, governance and business ethics.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Advistaadvista.beHQ: Louvain-la-neuve, BelgiumReported employees: 1-10 | Louvain-la-neuve, Belgium | 1-10 | Exact match | 12 contacts → |
“ADVISTA est un bureau d’études et de conseils en environnement et développement durable.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Quest Impact Consultancyqueststudio.beHQ: Merelbeke, BelgiumReported employees: 1-10 | Merelbeke, Belgium | 1-10 | Exact match | 11 contacts → |
“Quest is a global impact consultancy for sustainable transformation.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Studio Dstudiodee.beHQ: Leuven, BelgiumReported employees: 1-10 | Leuven, Belgium | 1-10 | Exact match | 11 contacts → |
“Duurzaamheidsbeleid & advies Studio D helpt u met het opstellen van een duurzaamheidsstrategie en -beleid.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  21solutions21solutions.euHQ: Brussels, BelgiumReported employees: 1-10 | Brussels, Belgium | 1-10 | Exact match | 10 contacts → |
“21 Solutions is a consulting firm active in Belgium, France, and internationally.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Betterbusiness B Corpbetterbusiness.beHQ: Brussels, BelgiumReported employees: 1-10 | Brussels, Belgium | 1-10 | Exact match | 10 contacts → |
“BetterBusiness' mission is to support micro and small businesses in integrating sustainability at the heart of their growth strategy.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Smart2circlesmart2circle.comHQ: Liège, BelgiumReported employees: 1-10 | Liège, Belgium | 1-10 | Exact match | 10 contacts → |
“Smart2Circle empowers companies and organizations to contribute to a carbon neutral world in 2050.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Intysifyintysify.euHQ: Sint-pieters-woluwe, BelgiumReported employees: 11-50 | Sint-pieters-woluwe, Belgium | 11-50 | Exact match | 9 contacts → |
“Driving sustainability through business operations, Intysify is the sustainability brand of Intys, a growing management consulting group.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  SURAsura-impact.beHQ: Kortrijk, BelgiumReported employees: 1-10 | Kortrijk, Belgium | 1-10 | Exact match | 9 contacts → |
“Wij helpen bedrijven versnellen richting een duurzame toekomst!” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Revalorrevalor.beHQ: Nivelles, BelgiumReported employees: 1-10 | Nivelles, Belgium | 1-10 | Exact match | 8 contacts → |
“Revalor supports public and private companies in meeting the sustainability and governance requirements of IT investments.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | HQ: Brussels, BelgiumReported employees: 1-10 | Brussels, Belgium | 1-10 | Exact match | 7 contacts → |
“Présent sur le marché depuis 2009 et pionniers de la certification BREEAM en Belgique avec le premier bâtiment certifié en 2012, nous disposons de nombreuses années d'expérience…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Vca-Onlinevca-online.euHQ: Herentals, BelgiumReported employees: 11-50 | Herentals, Belgium | 11-50 | Exact match | 7 contacts → |
“Your digital partner for compliance & safety VCA-Online is the consultancy and platform for companies that want to structurally embed safety, health, and environment into their…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Sustaconsustacon.meHQ: Berchem, BelgiumReported employees: 11-50 | Berchem, Belgium | 11-50 | Exact match | 7 contacts → |
“Uw betrouwbare partner voor bedrijfsstrategie en -implementatietrajecten, ESG-beleid, CSRD- en duurzaamheidsrapportering, risico management en brede operationele ondersteuning in…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 142 company matches
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Certified sustainability consultants: dataset insights
November 6, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
142 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 142 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: November 6, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Certified sustainability consultants by metro
Questions about this company list
What does Exact match mean for certified sustainability consultants?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many certified sustainability consultants did RevenueBase find based in Belgium?
The saved snapshot records 142 matching company records, 1,104 tracked contacts and 508 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: November 6, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
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- Certified sustainability consultants based in Melbourne, Australia
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- Certified sustainability consultants based in Brussels, Belgium
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- Certified sustainability consultants based in Curitiba, Brazil
- Certified sustainability consultants based in Porto Alegre, Brazil
- Certified sustainability consultants based in Rio De Janeiro, Brazil
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Cite this list
RevenueBase Data Team. Top 25 certified sustainability consultants based in Belgium. Snapshot: November 6, 2026. https://revenuebase.ai/companies/certified-sustainability-consultants/belgium.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
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- Certified sustainability consultants based in Buenos Aires, Argentina
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Company intelligence · public preview
Top 25 certified sustainability consultants based in Belgium
RevenueBase records 142 matching company records for certified sustainability consultants based in Belgium, with 1,104 tracked contacts and 508 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 6, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 certified sustainability consultants based in Belgium
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | ENCONencon.eu HQ: Bilzen, BelgiumReported employees: 51-200 | Bilzen, Belgium | 51-200 | Exact match | 100 contacts → |
“Encon supports businesses as an independent agency with creative and innovative solutions in their transition to become more sustainable.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Certisyscertisys.eu HQ: Brussels, BelgiumReported employees: 51-200 | Brussels, Belgium | 51-200 | Exact match | 46 contacts → |
“CERTISYS®, your reference for organic and sustainable certification Who are we?” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Consultesconsultes.be HQ: Zwevegem, BelgiumReported employees: 11-50 | Zwevegem, Belgium | 11-50 | Exact match | 30 contacts → |
“Consultes is een allround partner voor bedrijven op vlak van milieu, preventie, energie en duurzaamheid.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Sustenutosustenuto.com HQ: Brussels, BelgiumReported employees: 11-50 | Brussels, Belgium | 11-50 | Exact match | 29 contacts → |
“Sustenuto is a strategic consulting firm that helps organisations make a difference in society by integrating sustainability at the core of their business.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | RDC Environmentrdcenvironment.be HQ: Brussels, BelgiumReported employees: 11-50 | Brussels, Belgium | 11-50 | Exact match | 28 contacts → |
“Our mission is to support decision-making towards a sustainable world." – Bernard De Caevel, Founder of RDC Environment For more than 30 years, RDC Environment has been helping…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | SLOslo.eco HQ: Brussels, BelgiumReported employees: 11-50 | Brussels, Belgium | 11-50 | Exact match | 22 contacts → |
“In a time of ecological challenges and economic uncertainty, businesses play a pivotal role in keeping society stable.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | BLEENbleen.be HQ: Brussels, BelgiumReported employees: 11-50 | Brussels, Belgium | 11-50 | Exact match | 22 contacts → |
“World's gone nuts.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Exergie Part Of UEGexergie.be HQ: Beringen, BelgiumReported employees: 11-50 | Beringen, Belgium | 11-50 | Exact match | 15 contacts → |
“Wij bij Exergie, willen de wereld verduurzamen.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Wave Groupwave-group.be HQ: Flanders, BelgiumReported employees: 11-50 | Flanders, Belgium | 11-50 | Exact match | 15 contacts → |
“Wave Group is a service company that provides its expertise to start ups, SME's and large companies.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | ACT Justlyaj.eco HQ: Ixelles, BelgiumReported employees: 1-10 | Ixelles, Belgium | 1-10 | Exact match | 15 contacts → |
“At AJ, we are on a mission to empower organizations and individuals to embrace sustainability and make a positive impact on the environment.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | The Ecological Entrepreneurtheecologicalentrepreneur.eu HQ: Antwerp, BelgiumReported employees: 11-50 | Antwerp, Belgium | 11-50 | Exact match | 15 contacts → |
“The Ecological Entrepreneur is a sustainability advisor specialised in guiding companies, sector federations and organisations, in the transition towards sustainable compliant…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Esglogicesglogic.eu HQ: Ixelles, BelgiumReported employees: 11-50 | Ixelles, Belgium | 11-50 | Exact match | 13 contacts → |
“ESGlogic is a European ESG consulting firm, based in Belgium supporting companies across sectors in sustainability, climate and regulatory transformation.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | CAP Conseilcapconseil.be HQ: Wavre, BelgiumReported employees: 1-10 | Wavre, Belgium | 1-10 | Exact match | 13 contacts → |
“CAP CONSEIL is a private company specialized in research and consultancy services relating to social responsibility, sustainable development, governance and business ethics.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Advistaadvista.be HQ: Louvain-la-neuve, BelgiumReported employees: 1-10 | Louvain-la-neuve, Belgium | 1-10 | Exact match | 12 contacts → |
“ADVISTA est un bureau d’études et de conseils en environnement et développement durable.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Quest Impact Consultancyqueststudio.be HQ: Merelbeke, BelgiumReported employees: 1-10 | Merelbeke, Belgium | 1-10 | Exact match | 11 contacts → |
“Quest is a global impact consultancy for sustainable transformation.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Studio Dstudiodee.be HQ: Leuven, BelgiumReported employees: 1-10 | Leuven, Belgium | 1-10 | Exact match | 11 contacts → |
“Duurzaamheidsbeleid & advies Studio D helpt u met het opstellen van een duurzaamheidsstrategie en -beleid.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | 21solutions21solutions.eu HQ: Brussels, BelgiumReported employees: 1-10 | Brussels, Belgium | 1-10 | Exact match | 10 contacts → |
“21 Solutions is a consulting firm active in Belgium, France, and internationally.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Betterbusiness B Corpbetterbusiness.be HQ: Brussels, BelgiumReported employees: 1-10 | Brussels, Belgium | 1-10 | Exact match | 10 contacts → |
“BetterBusiness' mission is to support micro and small businesses in integrating sustainability at the heart of their growth strategy.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Smart2circlesmart2circle.com HQ: Liège, BelgiumReported employees: 1-10 | Liège, Belgium | 1-10 | Exact match | 10 contacts → |
“Smart2Circle empowers companies and organizations to contribute to a carbon neutral world in 2050.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Intysifyintysify.eu HQ: Sint-pieters-woluwe, BelgiumReported employees: 11-50 | Sint-pieters-woluwe, Belgium | 11-50 | Exact match | 9 contacts → |
“Driving sustainability through business operations, Intysify is the sustainability brand of Intys, a growing management consulting group.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | SURAsura-impact.be HQ: Kortrijk, BelgiumReported employees: 1-10 | Kortrijk, Belgium | 1-10 | Exact match | 9 contacts → |
“Wij helpen bedrijven versnellen richting een duurzame toekomst!” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Revalorrevalor.be HQ: Nivelles, BelgiumReported employees: 1-10 | Nivelles, Belgium | 1-10 | Exact match | 8 contacts → |
“Revalor supports public and private companies in meeting the sustainability and governance requirements of IT investments.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | HQ: Brussels, BelgiumReported employees: 1-10 | Brussels, Belgium | 1-10 | Exact match | 7 contacts → |
“Présent sur le marché depuis 2009 et pionniers de la certification BREEAM en Belgique avec le premier bâtiment certifié en 2012, nous disposons de nombreuses années d'expérience…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Vca-Onlinevca-online.eu HQ: Herentals, BelgiumReported employees: 11-50 | Herentals, Belgium | 11-50 | Exact match | 7 contacts → |
“Your digital partner for compliance & safety VCA-Online is the consultancy and platform for companies that want to structurally embed safety, health, and environment into their…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Sustaconsustacon.me HQ: Berchem, BelgiumReported employees: 11-50 | Berchem, Belgium | 11-50 | Exact match | 7 contacts → |
“Uw betrouwbare partner voor bedrijfsstrategie en -implementatietrajecten, ESG-beleid, CSRD- en duurzaamheidsrapportering, risico management en brede operationele ondersteuning in…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Certified sustainability consultants: dataset insights
November 6, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
142 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 142 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: November 6, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Certified sustainability consultants by metro
Questions about this company list
What does Exact match mean for certified sustainability consultants?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many certified sustainability consultants did RevenueBase find based in Belgium?
The saved snapshot records 142 matching company records, 1,104 tracked contacts and 508 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: November 6, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 certified sustainability consultants based in Belgium. Snapshot: November 6, 2026. https://revenuebase.ai/companies/certified-sustainability-consultants/belgium.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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