Company lists · Data refreshed September 2026
Top 25 Sustainability consultants based in Belgium
RevenueBase identified 409 company matches for sustainability consultants associated with Belgium as of September 2026 and tracks 3,017 professional contacts across them, including 1,307 with verified work emails. Brussels is the largest hub.
This list covers company matches for 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 September 22, 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 sustainability consultants based in Belgium
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 104 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 · Sep 22, 2026 · View company records in RevenueBase | |||||
| 2 | 100 contacts → | ||||
Exact match “E&C is an energy consultancy with an international team of energy experts that offer a unique blend of global capabilities and local expertise.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 3 | 86 contacts → | ||||
Exact match “RSK Benelux bvba is an evolving and innovative environmental consultancy with 8 offices in Belgium.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 4 | 80 contacts → | ||||
Exact match “We shape a vital living environment.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 5 | 74 contacts → | ||||
Exact match “Deplasse est un bureau d’études et de conseils qui offre une vision globale et transversale sur la transition énergétique incluant expertise technique, approche patrimoniale et…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 6 | 64 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 · Sep 22, 2026 · View company records in RevenueBase | |||||
| 7 | 63 contacts → | ||||
Exact match “In forty years Bopro has emerged into a solid, renowned company specialised in Sustainable Real Estate Development, Project Management and Consultancy services in Europe.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 8 | 53 contacts → | ||||
Exact match “Fostering cultures of sustainability, REVOLVE is a communications group with offices and staff in Barcelona, Beirut, Brussels, Lisbon, Mumbai and Vienna.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 9 | 52 contacts → | ||||
Exact match “Emelia is the Belgian study and consultancy firm resulting from the merger of BOVA ENVIRO+ and Esher.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 10 | 51 contacts → | ||||
Exact match “Fondée en 2016 par deux frères, Sébastien et Michael Menu et issue de l'Université de Liège, Broptimize est aujourd'hui la référence en matière d'accompagnement dans la transition…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 11 | 49 contacts → | ||||
Exact match “Our background The Institut de Conseil et d'Etudes en Développement Durable (Institute for Consultancy and Studies in Sustainable Development) was founded in 1961 as a non-profit…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 12 | 48 contacts → | ||||
Exact match “Créée en 1989 par l’architecte Luc-Georges Dubrulle, la société ARIES Consultants a été reprise en 2012 par Gilles Ledent et Christopher Goffard.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 13 | 48 contacts → | ||||
Exact match “A2M is an international practice driven by an ardent belief in the possibilities of modern architecture and a keen curiosity about building physics, our interdisciplinary team…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 14 | 41 contacts → | ||||
Exact match “With more than 10 years of experience in engineering projects ranging from long-term missions to more complex assignments, we offer a 360° approach and personalised follow-up.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 15 | 38 contacts → | ||||
Exact match “A+ Concept est un bureau d'études composé d'experts énergétiques et ingénieurs spécialisés dans les techniques du bâtiment.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 16 | 38 contacts → | ||||
Exact match “SHER Ingénieurs-Conseils, a Belgian engineering consultancy office and member of the Artelia Group, provides its services worldwide for projects related to water, human and animal…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 17 | 36 contacts → | ||||
Exact match “Bij ons draait alles om jou als ondernemer.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 18 | 36 contacts → | ||||
Exact match “Many companies set ambitious Scope 3 targets, yet without reliable primary data they struggle to focus on what matters most and prove real impact.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 19 | 34 contacts → | ||||
Exact match “Consultes is een allround partner voor bedrijven op vlak van milieu, preventie, energie en duurzaamheid.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 20 | 33 contacts → | ||||
Exact match “With over 40 years of experience in building technologies, sustainability, infrastructure, and water management, Groep Infrabo is an independent engineering and consultancy firm…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 21 | 31 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 · Sep 22, 2026 · View company records in RevenueBase | |||||
| 22 | 28 contacts → | ||||
Exact match “DR(EA)²M est un bureau d’études spécialisé dans les matières du développement territorial, de l’aménagement urbain et paysager, de l’environnement, de l’architecture et de…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 23 | 26 contacts → | ||||
Exact match “Waarom kiezen voor de ORA Group?” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 24 | 25 contacts → | ||||
Exact match “EcoRes is a sustainable development support and consultancy cooperative that assists companies, public organisations and territories in the transition towards a regenerative…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 25 | 24 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 · Sep 22, 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 “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 409 sustainability consultants based in Belgium
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Sustainability consultants based in Belgium at a glance
As of Sep 22, 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 409 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 “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 1,307 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 September 22, 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 “sustainability consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many sustainability consultants are there based in Belgium?
RevenueBase identified 409 company matches for sustainability consultants associated with Belgium as of September 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 sustainability consultants?
Brussels leads with 54 company records, followed by Antwerp (26) and Ghent (24).
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 1,307 professional contacts with verified work emails tracked across these 409 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 September 22, 2026.
Ready to reach these companies? Verified emails and direct dials for all 409 sustainability consultants based in Belgium. Start with a free account, no credit card.
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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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- New lists
- Sustainability consultants based in Buenos Aires, Argentina
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Company intelligence · public preview
Top 25 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 409 matching company records for sustainability consultants based in Belgium, with 3,017 tracked contacts and 1,307 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: September 22, 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 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 | 104 contacts → |
“Encon supports businesses as an independent agency with creative and innovative solutions in their transition to become more sustainable.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | E&c Consultantseecc.eu HQ: Kortrijk, BelgiumReported employees: 51-200 | Kortrijk, Belgium | 51-200 | Exact match | 100 contacts → |
“E&C is an energy consultancy with an international team of energy experts that offer a unique blend of global capabilities and local expertise.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  RSK Benelux BVrskgroup.beHQ: Houthalen, BelgiumReported employees: 51-200 | Houthalen, Belgium | 51-200 | Exact match | 86 contacts → |
“RSK Benelux bvba is an evolving and innovative environmental consultancy with 8 offices in Belgium.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Tauw Belgiumtauw.beHQ: Leuven (wijgmaal), BelgiumReported employees: 51-200 | Leuven (wijgmaal), Belgium | 51-200 | Exact match | 80 contacts → |
“We shape a vital living environment.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Deplassedeplasse.comHQ: Watermael-boitsfort, BelgiumReported employees: 51-200 | Watermael-boitsfort, Belgium | 51-200 | Exact match | 74 contacts → |
“Deplasse est un bureau d’études et de conseils qui offre une vision globale et transversale sur la transition énergétique incluant expertise technique, approche patrimoniale et…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Climactclimact.comHQ: Brussels, BelgiumReported employees: 11-50 | Brussels, Belgium | 11-50 | Exact match | 64 contacts → |
“CLIMACT empowers organizations, cities and public authorities to understand climate change and to achieve a zero-carbon sustainable society by 2050.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  BOPRObopro.euHQ: Ghent, BelgiumReported employees: 51-200 | Ghent, Belgium | 51-200 | Exact match | 63 contacts → |
“In forty years Bopro has emerged into a solid, renowned company specialised in Sustainable Real Estate Development, Project Management and Consultancy services in Europe.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Revolverevolve.media HQ: Brussels, BelgiumReported employees: 11-50 | Brussels, Belgium | 11-50 | Exact match | 53 contacts → |
“Fostering cultures of sustainability, REVOLVE is a communications group with offices and staff in Barcelona, Beirut, Brussels, Lisbon, Mumbai and Vienna.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Emeliaemelia.beHQ: Gentbrugge, BelgiumReported employees: 51-200 | Gentbrugge, Belgium | 51-200 | Exact match | 52 contacts → |
“Emelia is the Belgian study and consultancy firm resulting from the merger of BOVA ENVIRO+ and Esher.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Broptimize Energybroptimize.beHQ: Remicourt, BelgiumReported employees: 51-200 | Remicourt, Belgium | 51-200 | Exact match | 51 contacts → |
“Fondée en 2016 par deux frères, Sébastien et Michael Menu et issue de l'Université de Liège, Broptimize est aujourd'hui la référence en matière d'accompagnement dans la transition…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | ICEDDicedd.be HQ: Namur, BelgiumReported employees: 11-50 | Namur, Belgium | 11-50 | Exact match | 49 contacts → |
“Our background The Institut de Conseil et d'Etudes en Développement Durable (Institute for Consultancy and Studies in Sustainable Development) was founded in 1961 as a non-profit…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Aries Consultantsariesconsultants.beHQ: Bierges, BelgiumReported employees: 11-50 | Bierges, Belgium | 11-50 | Exact match | 48 contacts → |
“Créée en 1989 par l’architecte Luc-Georges Dubrulle, la société ARIES Consultants a été reprise en 2012 par Gilles Ledent et Christopher Goffard.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  A2m Architecturea2m.beHQ: Brussels, BelgiumReported employees: 51-200 | Brussels, Belgium | 51-200 | Exact match | 48 contacts → |
“A2M is an international practice driven by an ardent belief in the possibilities of modern architecture and a keen curiosity about building physics, our interdisciplinary team…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Quarteomquarteom.comHQ: Brussels, BelgiumReported employees: 51-200 | Brussels, Belgium | 51-200 | Exact match | 41 contacts → |
“With more than 10 years of experience in engineering projects ranging from long-term missions to more complex assignments, we offer a 360° approach and personalised follow-up.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Bureau D'études A Conceptaplusconcept.beHQ: Liège, BelgiumReported employees: 11-50 | Liège, Belgium | 11-50 | Exact match | 38 contacts → |
“A+ Concept est un bureau d'études composé d'experts énergétiques et ingénieurs spécialisés dans les techniques du bâtiment.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Sher Ingénieurs-Conseilssher.beHQ: Vedrin, BelgiumReported employees: 11-50 | Vedrin, Belgium | 11-50 | Exact match | 38 contacts → |
“SHER Ingénieurs-Conseils, a Belgian engineering consultancy office and member of the Artelia Group, provides its services worldwide for projects related to water, human and animal…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Profex Part Of UEGprofex.beHQ: Beringen, BelgiumReported employees: 51-200 | Beringen, Belgium | 51-200 | Exact match | 36 contacts → |
“Bij ons draait alles om jou als ondernemer.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Climatecampclimatecamp.ioHQ: Antwerp, BelgiumReported employees: 11-50 | Antwerp, Belgium | 11-50 | Exact match | 36 contacts → |
“Many companies set ambitious Scope 3 targets, yet without reliable primary data they struggle to focus on what matters most and prove real impact.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Consultesconsultes.beHQ: Zwevegem, BelgiumReported employees: 11-50 | Zwevegem, Belgium | 11-50 | Exact match | 34 contacts → |
“Consultes is een allround partner voor bedrijven op vlak van milieu, preventie, energie en duurzaamheid.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Groep Infraboinfrabo.beHQ: Westerlo, BelgiumReported employees: 11-50 | Westerlo, Belgium | 11-50 | Exact match | 33 contacts → |
“With over 40 years of experience in building technologies, sustainability, infrastructure, and water management, Groep Infrabo is an independent engineering and consultancy firm…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  RDC Environmentrdcenvironment.beHQ: Brussels, BelgiumReported employees: 11-50 | Brussels, Belgium | 11-50 | Exact match | 31 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 · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  DR EA Mdrea2m.beHQ: Pont-à-celles, BelgiumReported employees: 11-50 | Pont-à-celles, Belgium | 11-50 | Exact match | 28 contacts → |
“DR(EA)²M est un bureau d’études spécialisé dans les matières du développement territorial, de l’aménagement urbain et paysager, de l’environnement, de l’architecture et de…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  ORA Grouporagroup.beHQ: Wevelgem, BelgiumReported employees: 11-50 | Wevelgem, Belgium | 11-50 | Exact match | 26 contacts → |
“Waarom kiezen voor de ORA Group?” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Ecoresecores.eu HQ: Saint-gilles, BelgiumReported employees: 11-50 | Saint-gilles, Belgium | 11-50 | Exact match | 25 contacts → |
“EcoRes is a sustainable development support and consultancy cooperative that assists companies, public organisations and territories in the transition towards a regenerative…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Co2logic, A South Pole Companyco2logic.comHQ: Brussels, BelgiumReported employees: 11-50 | Brussels, Belgium | 11-50 | Exact match | 24 contacts → |
“CO2logic joined the South Pole Group in 2021, forming the world’s largest climate solutions provider and carbon project developer.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 409 company matches
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Sustainability consultants: dataset insights
September 22, 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
407 records in the displayed employee bands.
2 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 409 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: September 22, 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 ↗
Questions about this company list
What does Exact match mean for 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 sustainability consultants did RevenueBase find based in Belgium?
The saved snapshot records 409 matching company records, 3,017 tracked contacts and 1,307 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: September 22, 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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Browse the directory
Cite this list
RevenueBase Data Team. Top 25 sustainability consultants based in Belgium. Snapshot: September 22, 2026. https://revenuebase.ai/companies/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
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Sustainability consultants based in Buenos Aires, Argentina
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Company intelligence · public preview
Top 25 sustainability consultants based in Belgium
RevenueBase records 409 matching company records for sustainability consultants based in Belgium, with 3,017 tracked contacts and 1,307 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: September 22, 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 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 | 104 contacts → |
“Encon supports businesses as an independent agency with creative and innovative solutions in their transition to become more sustainable.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | E&c Consultantseecc.eu HQ: Kortrijk, BelgiumReported employees: 51-200 | Kortrijk, Belgium | 51-200 | Exact match | 100 contacts → |
“E&C is an energy consultancy with an international team of energy experts that offer a unique blend of global capabilities and local expertise.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | RSK Benelux BVrskgroup.be HQ: Houthalen, BelgiumReported employees: 51-200 | Houthalen, Belgium | 51-200 | Exact match | 86 contacts → |
“RSK Benelux bvba is an evolving and innovative environmental consultancy with 8 offices in Belgium.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Tauw Belgiumtauw.be HQ: Leuven (wijgmaal), BelgiumReported employees: 51-200 | Leuven (wijgmaal), Belgium | 51-200 | Exact match | 80 contacts → |
“We shape a vital living environment.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Deplassedeplasse.com HQ: Watermael-boitsfort, BelgiumReported employees: 51-200 | Watermael-boitsfort, Belgium | 51-200 | Exact match | 74 contacts → |
“Deplasse est un bureau d’études et de conseils qui offre une vision globale et transversale sur la transition énergétique incluant expertise technique, approche patrimoniale et…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Climactclimact.com HQ: Brussels, BelgiumReported employees: 11-50 | Brussels, Belgium | 11-50 | Exact match | 64 contacts → |
“CLIMACT empowers organizations, cities and public authorities to understand climate change and to achieve a zero-carbon sustainable society by 2050.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | BOPRObopro.eu HQ: Ghent, BelgiumReported employees: 51-200 | Ghent, Belgium | 51-200 | Exact match | 63 contacts → |
“In forty years Bopro has emerged into a solid, renowned company specialised in Sustainable Real Estate Development, Project Management and Consultancy services in Europe.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Revolverevolve.media HQ: Brussels, BelgiumReported employees: 11-50 | Brussels, Belgium | 11-50 | Exact match | 53 contacts → |
“Fostering cultures of sustainability, REVOLVE is a communications group with offices and staff in Barcelona, Beirut, Brussels, Lisbon, Mumbai and Vienna.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Emeliaemelia.be HQ: Gentbrugge, BelgiumReported employees: 51-200 | Gentbrugge, Belgium | 51-200 | Exact match | 52 contacts → |
“Emelia is the Belgian study and consultancy firm resulting from the merger of BOVA ENVIRO+ and Esher.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Broptimize Energybroptimize.be HQ: Remicourt, BelgiumReported employees: 51-200 | Remicourt, Belgium | 51-200 | Exact match | 51 contacts → |
“Fondée en 2016 par deux frères, Sébastien et Michael Menu et issue de l'Université de Liège, Broptimize est aujourd'hui la référence en matière d'accompagnement dans la transition…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | ICEDDicedd.be HQ: Namur, BelgiumReported employees: 11-50 | Namur, Belgium | 11-50 | Exact match | 49 contacts → |
“Our background The Institut de Conseil et d'Etudes en Développement Durable (Institute for Consultancy and Studies in Sustainable Development) was founded in 1961 as a non-profit…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Aries Consultantsariesconsultants.be HQ: Bierges, BelgiumReported employees: 11-50 | Bierges, Belgium | 11-50 | Exact match | 48 contacts → |
“Créée en 1989 par l’architecte Luc-Georges Dubrulle, la société ARIES Consultants a été reprise en 2012 par Gilles Ledent et Christopher Goffard.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | A2m Architecturea2m.be HQ: Brussels, BelgiumReported employees: 51-200 | Brussels, Belgium | 51-200 | Exact match | 48 contacts → |
“A2M is an international practice driven by an ardent belief in the possibilities of modern architecture and a keen curiosity about building physics, our interdisciplinary team…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Quarteomquarteom.com HQ: Brussels, BelgiumReported employees: 51-200 | Brussels, Belgium | 51-200 | Exact match | 41 contacts → |
“With more than 10 years of experience in engineering projects ranging from long-term missions to more complex assignments, we offer a 360° approach and personalised follow-up.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Bureau D'études A Conceptaplusconcept.be HQ: Liège, BelgiumReported employees: 11-50 | Liège, Belgium | 11-50 | Exact match | 38 contacts → |
“A+ Concept est un bureau d'études composé d'experts énergétiques et ingénieurs spécialisés dans les techniques du bâtiment.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Sher Ingénieurs-Conseilssher.be HQ: Vedrin, BelgiumReported employees: 11-50 | Vedrin, Belgium | 11-50 | Exact match | 38 contacts → |
“SHER Ingénieurs-Conseils, a Belgian engineering consultancy office and member of the Artelia Group, provides its services worldwide for projects related to water, human and animal…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Profex Part Of UEGprofex.be HQ: Beringen, BelgiumReported employees: 51-200 | Beringen, Belgium | 51-200 | Exact match | 36 contacts → |
“Bij ons draait alles om jou als ondernemer.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Climatecampclimatecamp.io HQ: Antwerp, BelgiumReported employees: 11-50 | Antwerp, Belgium | 11-50 | Exact match | 36 contacts → |
“Many companies set ambitious Scope 3 targets, yet without reliable primary data they struggle to focus on what matters most and prove real impact.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Consultesconsultes.be HQ: Zwevegem, BelgiumReported employees: 11-50 | Zwevegem, Belgium | 11-50 | Exact match | 34 contacts → |
“Consultes is een allround partner voor bedrijven op vlak van milieu, preventie, energie en duurzaamheid.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Groep Infraboinfrabo.be HQ: Westerlo, BelgiumReported employees: 11-50 | Westerlo, Belgium | 11-50 | Exact match | 33 contacts → |
“With over 40 years of experience in building technologies, sustainability, infrastructure, and water management, Groep Infrabo is an independent engineering and consultancy firm…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | RDC Environmentrdcenvironment.be HQ: Brussels, BelgiumReported employees: 11-50 | Brussels, Belgium | 11-50 | Exact match | 31 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 · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | DR EA Mdrea2m.be HQ: Pont-à-celles, BelgiumReported employees: 11-50 | Pont-à-celles, Belgium | 11-50 | Exact match | 28 contacts → |
“DR(EA)²M est un bureau d’études spécialisé dans les matières du développement territorial, de l’aménagement urbain et paysager, de l’environnement, de l’architecture et de…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | ORA Grouporagroup.be HQ: Wevelgem, BelgiumReported employees: 11-50 | Wevelgem, Belgium | 11-50 | Exact match | 26 contacts → |
“Waarom kiezen voor de ORA Group?” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Ecoresecores.eu HQ: Saint-gilles, BelgiumReported employees: 11-50 | Saint-gilles, Belgium | 11-50 | Exact match | 25 contacts → |
“EcoRes is a sustainable development support and consultancy cooperative that assists companies, public organisations and territories in the transition towards a regenerative…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Co2logic, A South Pole Companyco2logic.com HQ: Brussels, BelgiumReported employees: 11-50 | Brussels, Belgium | 11-50 | Exact match | 24 contacts → |
“CO2logic joined the South Pole Group in 2021, forming the world’s largest climate solutions provider and carbon project developer.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 409 company matches
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Sustainability consultants: dataset insights
September 22, 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
407 records in the displayed employee bands.
2 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 409 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: September 22, 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 ↗
Questions about this company list
What does Exact match mean for 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 sustainability consultants did RevenueBase find based in Belgium?
The saved snapshot records 409 matching company records, 3,017 tracked contacts and 1,307 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: September 22, 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 sustainability consultants based in Belgium. Snapshot: September 22, 2026. https://revenuebase.ai/companies/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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