Company lists · Data refreshed October 2026
Top 25 Energy efficiency nonprofits based in Belgium
RevenueBase identified 53 company matches for energy efficiency nonprofits associated with Belgium as of October 2026 and tracks 450 professional contacts across them, including 208 with verified work emails. Brussels is the largest hub.
This list covers company matches for energy efficiency nonprofits associated with Belgium, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 12, 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 energy efficiency nonprofits based in Belgium
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 119 contacts → | ||||
Exact match “Smappee is an energy technology company.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 2 | 30 contacts → | ||||
Exact match “We believe in the impact and power of energy within the green and sustainable environment, lived and realised by people and community.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 3 | 27 contacts → | ||||
Exact match “We Green vise à réduire la dépendance de ses clients aux sources d'énergie non-durables afin de diminuer leurs émissions de carbone via des solutions énergétiques vertes et…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 4 | 24 contacts → | ||||
Exact match “Soltis est une entreprise créée en 2008 qui accompagne professionnels et particuliers dans la mise en place de solutions vertes et rentables avec un seul but: améliorer…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 5 | 24 contacts → | ||||
Exact match “Cozie | Durable Comfort Cozie is a vibrant company that works with ENGIE to combine the energy and dynamism of a start-up with the technical competence & long-term vision of an…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 6 | 22 contacts → | ||||
Exact match “Ecopuur bekijkt het verbruikspatroon van je huidige of nieuwe woning.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 7 | 19 contacts → | ||||
Exact match “Wattson maakt van gebouwen de gangmakers van de energietransitie.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 8 | 16 contacts → | ||||
Exact match “At dnergy ®, we are committed to enabling asset and facility managers to enhance their building portfolios' energy efficiency and proactive compliance through our innovative dEEP…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 9 | 12 contacts → | ||||
Exact match “Introducing FIRN Energy, an exciting newcomer in the energy landscape.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 10 | 12 contacts → | ||||
Exact match “AG Oostende - Energiehuis / Samen naar een energiezuinige, comfortabele en leefbare toekomst Bij AG Oostende - Energiehuis zetten we ons in om actief bij te dragen aan de strijd…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 11 | 11 contacts → | ||||
Exact match “Wij helpen jouw bedrijf van A tot Z om maatschappelijk verantwoord te ondernemen en op drie cruciale vlakken winst te boeken.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 12 | 10 contacts → | ||||
Exact match “We are planning the path to climate neutrality.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 13 | 8 contacts → | ||||
Exact match “Transition Stories brengt de energietransitie in een hogere versnelling.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 14 | 8 contacts → | ||||
Exact match “Sun Eco is de specialist in uw woning energie efficiënter te maken.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 15 | 7 contacts → | ||||
Exact match “CleanTechPunt vzw strives to increase public support for the necessary development of sustainable technology by organising educational activities for schools, businesses…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 16 | 6 contacts → | ||||
Exact match “We delen onze jarenlange ervaring en uitgebreide kennis.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 17 | 5 contacts → | ||||
Exact match “We are focused on accelerating the energy transition helping companies, cooperatives, and cities empower their clients, members, and citizen to reduce their energy footprint while…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 18 | 5 contacts → | ||||
Exact match “Enthrust Energy is acting at EU level with offices in Belgium, France, Poland, Italy and Romania.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 19 | 4 contacts → | ||||
Exact match “Green Power is toegewijd aan het bevorderen van energie-efficiëntie in diverse sectoren.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 20 | 4 contacts → | ||||
Exact match “At Klareco, we believe that energy is a valuable asset that must be preserved for tomorrow by using it efficiently today.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 21 | 4 contacts → | ||||
Exact match “The Coalition for Energy Savings strives to make energy efficiency and savings the first consideration of energy policies and the driving force towards a secure, sustainable and…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 22 | 2 contacts → | ||||
Exact match “NRGeek advances efficient use of energy in companies and power plants.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 23 | 2 contacts → | ||||
Exact match “We can make your event, construction site and building more energy efficient, helping you to save money and be more environmentally friendly.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 24 | 1 contacts → | ||||
Exact match “Wereldwijd zet men in op de sensibilisering van de burger als belangrijke schakel in de klimaatverandering.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 25 | 1 contacts → | ||||
Exact match “Samen maken we uw woning duurzaam, stap voor stap.” Recorded in the RevenueBase company graph · Oct 12, 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 “energy efficiency nonprofits”. 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 53 energy efficiency nonprofits based in Belgium
See the full list, filter by size, metro and specialty, and access 208 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Energy efficiency nonprofits based in Belgium at a glance
As of Oct 12, 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 53 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 “energy efficiency nonprofits” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 208 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 October 12, 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 “energy efficiency nonprofits”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many energy efficiency nonprofits are there based in Belgium?
RevenueBase identified 53 company matches for energy efficiency nonprofits associated with Belgium as of October 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?
Smappee tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most energy efficiency nonprofits?
Brussels leads with 3 company records, followed by Antwerp (2) and Anderlecht Brussels (1).
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 208 professional contacts with verified work emails tracked across these 53 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 October 12, 2026.
Ready to reach these companies? Verified emails and direct dials for all 53 energy efficiency nonprofits based in Belgium. Start with a free account, no credit card.
Download this list →Related lists
Energy efficiency nonprofits by geography
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- Energy efficiency nonprofits based in Australia
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Browse the directory
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
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Energy efficiency nonprofits based in Toronto, Canada
- Energy efficiency nonprofits based in Paris, France
- Energy efficiency nonprofits based in Barcelona, Spain
- Energy efficiency nonprofits based in Madrid, Spain
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Company intelligence · public preview
Top 25 energy efficiency nonprofits 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 53 matching company records for energy efficiency nonprofits based in Belgium, with 450 tracked contacts and 208 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: October 12, 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 energy efficiency nonprofits 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 |  Smappeesmappee.comHQ: Harelbeke, BelgiumReported employees: 51-200 | Harelbeke, Belgium | 51-200 | Exact match | 119 contacts → |
“Smappee is an energy technology company.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Energreenenergreen.comHQ: BelgiumReported employees: 501-1,000 | Belgium | 501-1,000 | Exact match | 30 contacts → |
“We believe in the impact and power of energy within the green and sustainable environment, lived and realised by people and community.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  We Green Belgiumwe-green.beHQ: Zaventem, BelgiumReported employees: 11-50 | Zaventem, Belgium | 11-50 | Exact match | 27 contacts → |
“We Green vise à réduire la dépendance de ses clients aux sources d'énergie non-durables afin de diminuer leurs émissions de carbone via des solutions énergétiques vertes et…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Soltissoltis.beHQ: Evere, BelgiumReported employees: 11-50 | Evere, Belgium | 11-50 | Exact match | 24 contacts → |
“Soltis est une entreprise créée en 2008 qui accompagne professionnels et particuliers dans la mise en place de solutions vertes et rentables avec un seul but: améliorer…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  cozie.becozie.beHQ: België, BelgiumReported employees: 51-200 | België, Belgium | 51-200 | Exact match | 24 contacts → |
“Cozie | Durable Comfort Cozie is a vibrant company that works with ENGIE to combine the energy and dynamism of a start-up with the technical competence & long-term vision of an…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Ecopuurecopuur.beHQ: 9850, BelgiumReported employees: 11-50 | 9850, Belgium | 11-50 | Exact match | 22 contacts → |
“Ecopuur bekijkt het verbruikspatroon van je huidige of nieuwe woning.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Wattson NVwattson.beHQ: Ghent, BelgiumReported employees: 11-50 | Ghent, Belgium | 11-50 | Exact match | 19 contacts → |
“Wattson maakt van gebouwen de gangmakers van de energietransitie.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Dnergydnergy.comHQ: Brussels, BelgiumReported employees: 11-50 | Brussels, Belgium | 11-50 | Exact match | 16 contacts → |
“At dnergy ®, we are committed to enabling asset and facility managers to enhance their building portfolios' energy efficiency and proactive compliance through our innovative dEEP…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Firn Energyfirnenergy.comHQ: Menen, BelgiumReported employees: 11-50 | Menen, Belgium | 11-50 | Exact match | 12 contacts → |
“Introducing FIRN Energy, an exciting newcomer in the energy landscape.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  AG Oostende Energiehuisag-oostende.beHQ: Oostende, BelgiumReported employees: 11-50 | Oostende, Belgium | 11-50 | Exact match | 12 contacts → |
“AG Oostende - Energiehuis / Samen naar een energiezuinige, comfortabele en leefbare toekomst Bij AG Oostende - Energiehuis zetten we ons in om actief bij te dragen aan de strijd…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Ensatecensatec.beHQ: Genk, BelgiumReported employees: 1-10 | Genk, Belgium | 1-10 | Exact match | 11 contacts → |
“Wij helpen jouw bedrijf van A tot Z om maatschappelijk verantwoord te ondernemen en op drie cruciale vlakken winst te boeken.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Factor4factor4.euHQ: Antwerp, BelgiumReported employees: 1-10 | Antwerp, Belgium | 1-10 | Exact match | 10 contacts → |
“We are planning the path to climate neutrality.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Transition Stories BVtransitionstories.be HQ: Turnhout, BelgiumReported employees: 1-10 | Turnhout, Belgium | 1-10 | Exact match | 8 contacts → |
“Transition Stories brengt de energietransitie in een hogere versnelling.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  SUN ECOsuneco.beHQ: Herentals, BelgiumReported employees: 51-200 | Herentals, Belgium | 51-200 | Exact match | 8 contacts → |
“Sun Eco is de specialist in uw woning energie efficiënter te maken.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Cleantechpunt VZWcleantechpunt.be HQ: Houthalen, BelgiumReported employees: 1-10 | Houthalen, Belgium | 1-10 | Exact match | 7 contacts → |
“CleanTechPunt vzw strives to increase public support for the necessary development of sustainable technology by organising educational activities for schools, businesses…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Enerviceenervice.beHQ: Kruisem, BelgiumReported employees: 11-50 | Kruisem, Belgium | 11-50 | Exact match | 6 contacts → |
“We delen onze jarenlange ervaring en uitgebreide kennis.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Impact US Todayimpactus.today HQ: Kortrijk, BelgiumReported employees: 1-10 | Kortrijk, Belgium | 1-10 | Exact match | 5 contacts → |
“We are focused on accelerating the energy transition helping companies, cooperatives, and cities empower their clients, members, and citizen to reduce their energy footprint while…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Enthrust Energyenthrust.energy HQ: Zaventem, BelgiumReported employees: 1-10 | Zaventem, Belgium | 1-10 | Exact match | 5 contacts → |
“Enthrust Energy is acting at EU level with offices in Belgium, France, Poland, Italy and Romania.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Green Power Futuregreenpowerfuture.beHQ: Kontich, BelgiumReported employees: 1-10 | Kontich, Belgium | 1-10 | Exact match | 4 contacts → |
“Green Power is toegewijd aan het bevorderen van energie-efficiëntie in diverse sectoren.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  klareco.beklareco.beHQ: Brussels, BelgiumReported employees: 1-10 | Brussels, Belgium | 1-10 | Exact match | 4 contacts → |
“At Klareco, we believe that energy is a valuable asset that must be preserved for tomorrow by using it efficiently today.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | The Coalition For Energy Savingsenergycoalition.eu HQ: Brussels, BelgiumReported employees: 1-10 | Brussels, Belgium | 1-10 | Exact match | 4 contacts → |
“The Coalition for Energy Savings strives to make energy efficiency and savings the first consideration of energy policies and the driving force towards a secure, sustainable and…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Nrgeeknrgeek.beHQ: Rotselaar, BelgiumReported employees: 1-10 | Rotselaar, Belgium | 1-10 | Exact match | 2 contacts → |
“NRGeek advances efficient use of energy in companies and power plants.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  measure.iowemeasure.ioHQ: Dessel, BelgiumReported employees: 1-10 | Dessel, Belgium | 1-10 | Exact match | 2 contacts → |
“We can make your event, construction site and building more energy efficient, helping you to save money and be more environmentally friendly.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Natuurbuurnatuurbuur.be HQ: BelgiumReported employees: 1-10 | Belgium | 1-10 | Exact match | 1 contacts → |
“Wereldwijd zet men in op de sensibilisering van de burger als belangrijke schakel in de klimaatverandering.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Vincenergyvincenergy.be HQ: Drongen, BelgiumReported employees: 1-10 | Drongen, Belgium | 1-10 | Exact match | 1 contacts → |
“Samen maken we uw woning duurzaam, stap voor stap.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 53 company matches
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Energy efficiency nonprofits: dataset insights
October 12, 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
53 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 53 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: October 12, 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 energy efficiency nonprofits?
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 energy efficiency nonprofits did RevenueBase find based in Belgium?
The saved snapshot records 53 matching company records, 450 tracked contacts and 208 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: October 12, 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
Energy efficiency nonprofits by geography
- Energy efficiency nonprofits based in Toronto, Canada
- Energy efficiency nonprofits based in Paris, France
- Energy efficiency nonprofits based in Barcelona, Spain
- Energy efficiency nonprofits based in Madrid, Spain
- Energy efficiency nonprofits based in London, United Kingdom
- Energy efficiency nonprofits based in New York, United States
- Energy efficiency nonprofits based in Australia
- Energy efficiency nonprofits based in Brazil
- Energy efficiency nonprofits based in Canada
- Energy efficiency nonprofits based in Colombia
- Energy efficiency nonprofits based in France
- Energy efficiency nonprofits based in Germany
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 energy efficiency nonprofits based in Belgium. Snapshot: October 12, 2026. https://revenuebase.ai/companies/energy-efficiency-nonprofits/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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- Lists A-Z
- New lists
- Energy efficiency nonprofits based in Toronto, Canada
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Company intelligence · public preview
Top 25 energy efficiency nonprofits based in Belgium
RevenueBase records 53 matching company records for energy efficiency nonprofits based in Belgium, with 450 tracked contacts and 208 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: October 12, 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 energy efficiency nonprofits 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 | Smappeesmappee.com HQ: Harelbeke, BelgiumReported employees: 51-200 | Harelbeke, Belgium | 51-200 | Exact match | 119 contacts → |
“Smappee is an energy technology company.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Energreenenergreen.com HQ: BelgiumReported employees: 501-1,000 | Belgium | 501-1,000 | Exact match | 30 contacts → |
“We believe in the impact and power of energy within the green and sustainable environment, lived and realised by people and community.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | We Green Belgiumwe-green.be HQ: Zaventem, BelgiumReported employees: 11-50 | Zaventem, Belgium | 11-50 | Exact match | 27 contacts → |
“We Green vise à réduire la dépendance de ses clients aux sources d'énergie non-durables afin de diminuer leurs émissions de carbone via des solutions énergétiques vertes et…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Soltissoltis.be HQ: Evere, BelgiumReported employees: 11-50 | Evere, Belgium | 11-50 | Exact match | 24 contacts → |
“Soltis est une entreprise créée en 2008 qui accompagne professionnels et particuliers dans la mise en place de solutions vertes et rentables avec un seul but: améliorer…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | cozie.becozie.be HQ: België, BelgiumReported employees: 51-200 | België, Belgium | 51-200 | Exact match | 24 contacts → |
“Cozie | Durable Comfort Cozie is a vibrant company that works with ENGIE to combine the energy and dynamism of a start-up with the technical competence & long-term vision of an…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Ecopuurecopuur.be HQ: 9850, BelgiumReported employees: 11-50 | 9850, Belgium | 11-50 | Exact match | 22 contacts → |
“Ecopuur bekijkt het verbruikspatroon van je huidige of nieuwe woning.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Wattson NVwattson.be HQ: Ghent, BelgiumReported employees: 11-50 | Ghent, Belgium | 11-50 | Exact match | 19 contacts → |
“Wattson maakt van gebouwen de gangmakers van de energietransitie.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Dnergydnergy.com HQ: Brussels, BelgiumReported employees: 11-50 | Brussels, Belgium | 11-50 | Exact match | 16 contacts → |
“At dnergy ®, we are committed to enabling asset and facility managers to enhance their building portfolios' energy efficiency and proactive compliance through our innovative dEEP…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Firn Energyfirnenergy.com HQ: Menen, BelgiumReported employees: 11-50 | Menen, Belgium | 11-50 | Exact match | 12 contacts → |
“Introducing FIRN Energy, an exciting newcomer in the energy landscape.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | AG Oostende Energiehuisag-oostende.be HQ: Oostende, BelgiumReported employees: 11-50 | Oostende, Belgium | 11-50 | Exact match | 12 contacts → |
“AG Oostende - Energiehuis / Samen naar een energiezuinige, comfortabele en leefbare toekomst Bij AG Oostende - Energiehuis zetten we ons in om actief bij te dragen aan de strijd…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Ensatecensatec.be HQ: Genk, BelgiumReported employees: 1-10 | Genk, Belgium | 1-10 | Exact match | 11 contacts → |
“Wij helpen jouw bedrijf van A tot Z om maatschappelijk verantwoord te ondernemen en op drie cruciale vlakken winst te boeken.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Factor4factor4.eu HQ: Antwerp, BelgiumReported employees: 1-10 | Antwerp, Belgium | 1-10 | Exact match | 10 contacts → |
“We are planning the path to climate neutrality.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Transition Stories BVtransitionstories.be HQ: Turnhout, BelgiumReported employees: 1-10 | Turnhout, Belgium | 1-10 | Exact match | 8 contacts → |
“Transition Stories brengt de energietransitie in een hogere versnelling.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | SUN ECOsuneco.be HQ: Herentals, BelgiumReported employees: 51-200 | Herentals, Belgium | 51-200 | Exact match | 8 contacts → |
“Sun Eco is de specialist in uw woning energie efficiënter te maken.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Cleantechpunt VZWcleantechpunt.be HQ: Houthalen, BelgiumReported employees: 1-10 | Houthalen, Belgium | 1-10 | Exact match | 7 contacts → |
“CleanTechPunt vzw strives to increase public support for the necessary development of sustainable technology by organising educational activities for schools, businesses…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Enerviceenervice.be HQ: Kruisem, BelgiumReported employees: 11-50 | Kruisem, Belgium | 11-50 | Exact match | 6 contacts → |
“We delen onze jarenlange ervaring en uitgebreide kennis.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Impact US Todayimpactus.today HQ: Kortrijk, BelgiumReported employees: 1-10 | Kortrijk, Belgium | 1-10 | Exact match | 5 contacts → |
“We are focused on accelerating the energy transition helping companies, cooperatives, and cities empower their clients, members, and citizen to reduce their energy footprint while…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Enthrust Energyenthrust.energy HQ: Zaventem, BelgiumReported employees: 1-10 | Zaventem, Belgium | 1-10 | Exact match | 5 contacts → |
“Enthrust Energy is acting at EU level with offices in Belgium, France, Poland, Italy and Romania.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Green Power Futuregreenpowerfuture.be HQ: Kontich, BelgiumReported employees: 1-10 | Kontich, Belgium | 1-10 | Exact match | 4 contacts → |
“Green Power is toegewijd aan het bevorderen van energie-efficiëntie in diverse sectoren.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | klareco.beklareco.be HQ: Brussels, BelgiumReported employees: 1-10 | Brussels, Belgium | 1-10 | Exact match | 4 contacts → |
“At Klareco, we believe that energy is a valuable asset that must be preserved for tomorrow by using it efficiently today.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | The Coalition For Energy Savingsenergycoalition.eu HQ: Brussels, BelgiumReported employees: 1-10 | Brussels, Belgium | 1-10 | Exact match | 4 contacts → |
“The Coalition for Energy Savings strives to make energy efficiency and savings the first consideration of energy policies and the driving force towards a secure, sustainable and…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Nrgeeknrgeek.be HQ: Rotselaar, BelgiumReported employees: 1-10 | Rotselaar, Belgium | 1-10 | Exact match | 2 contacts → |
“NRGeek advances efficient use of energy in companies and power plants.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | measure.iowemeasure.io HQ: Dessel, BelgiumReported employees: 1-10 | Dessel, Belgium | 1-10 | Exact match | 2 contacts → |
“We can make your event, construction site and building more energy efficient, helping you to save money and be more environmentally friendly.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Natuurbuurnatuurbuur.be HQ: BelgiumReported employees: 1-10 | Belgium | 1-10 | Exact match | 1 contacts → |
“Wereldwijd zet men in op de sensibilisering van de burger als belangrijke schakel in de klimaatverandering.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Vincenergyvincenergy.be HQ: Drongen, BelgiumReported employees: 1-10 | Drongen, Belgium | 1-10 | Exact match | 1 contacts → |
“Samen maken we uw woning duurzaam, stap voor stap.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Energy efficiency nonprofits: dataset insights
October 12, 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
53 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 53 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: October 12, 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 energy efficiency nonprofits?
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 energy efficiency nonprofits did RevenueBase find based in Belgium?
The saved snapshot records 53 matching company records, 450 tracked contacts and 208 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: October 12, 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 energy efficiency nonprofits based in Belgium. Snapshot: October 12, 2026. https://revenuebase.ai/companies/energy-efficiency-nonprofits/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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