Company lists · Data refreshed November 2026
Top 25 Geothermal contractors based in Belgium
RevenueBase identified 277 company matches for geothermal contractors associated with Belgium as of November 2026 and tracks 1,242 professional contacts across them, including 447 with verified work emails. Antwerp is the largest hub.
This list covers company matches for geothermal contractors associated with Belgium, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest geothermal contractors based in Belgium
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 109 contacts → | ||||
Exact match “Reno Energy est une entreprise spécialisée dans le secteur de la rénovation énergétique mais aussi dans la nouvelle construction.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 2 | 38 contacts → | ||||
Exact match “Sanitechniek is dé specialist in professionele HVAC-en sanitaire installaties.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 3 | 36 contacts → | ||||
Exact match “SIX staat voor kwaliteit en standvastigheid, zoveel is zeker.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 4 | 36 contacts → | ||||
Exact match “Goessens est une société spécialisée dans l'installation de systèmes de chauffage, de ventilation et de climatisation.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 5 | 28 contacts → | ||||
Exact match “AGT-Advanced Groundwater Techniques specializes in applied groundwater techniques.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 6 | 24 contacts → | ||||
Exact match “IFTech speelt een voortrekkersrol in seizoensmatige energieopslag.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 7 | 24 contacts → | ||||
Exact match “Deltha ontwerpt en bouwt uw gebouwinstallaties, verwarming, koeling, ventilatie, elektriciteit en sanitair.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 8 | 21 contacts → | ||||
Exact match “Conduterra.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 9 | 18 contacts → | ||||
Exact match “Terra Energy is an independent, specialized consultancy firm in renewable energy systems, with particular expertise in ground energy or geothermal energy.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 10 | 17 contacts → | ||||
Exact match “Stiebel Eltron is een internationale groep en behoort tot de wereldmarkt- en technologieleiders op het gebied van bouwdiensten en hernieuwbare energie.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 11 | 17 contacts → | ||||
Exact match “Smeyers is een gespecialiseerd onderaannemingsbedrijf actief in de bouwsector.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 12 | 16 contacts → | ||||
Exact match “Deconinck-Wanson is uw specialist op het vlak van industriële thermische installaties.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 13 | 16 contacts → | ||||
Exact match “Thermoco is uw uniek aanspreekpunt voor al uw projecten in HVAC, centrale verwarming, regeltechniek, ventilatie, sanitair, koeling en elektriciteit.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 14 | 15 contacts → | ||||
Exact match “Forte d’une équipe de plus de 20 personnes dynamiques et compétentes, la société ERVAC est à votre service dans la réalisation de vos projets électriques et de régulation dans les…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 15 | 14 contacts → | ||||
Exact match “GeoTherma gelooft dat alle thermische energienoden in gebouwen en woningen moeten geëlektrificeerd worden met behulp van warmtepompen.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 16 | 14 contacts → | ||||
Exact match “GEBO is a drilling company specialised in geothermal drilling.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 17 | 14 contacts → | ||||
Exact match “nergie zonder zorgen Ga je bouwen?” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 18 | 13 contacts → | ||||
Exact match “Callens-Vyncke provides the industry with smart solutions to generate heat and power.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 19 | 10 contacts → | ||||
Exact match “Hello Airco installeert en onderhoudt airco's en warmtepompen bij bedrijven en particulieren.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 20 | 10 contacts → | ||||
Exact match “The CONFORTY company specializes in the construction of heating, ventilation and sanitary installations.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 21 | 10 contacts → | ||||
Exact match “KLIMAPLAN is a construction company based out of 83 Blauwesteenstraat, Kontich, Belgium.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 22 | 10 contacts → | ||||
Exact match “Boogaerts Hot Air Heating: Our mission : to offer solutions air heating efficient, economical and durable.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 23 | 9 contacts → | ||||
Exact match “CT-O biedt kwaliteitsvolle installaties in sanitair, verwarming, ventilatie & duurzame alternatieve warmtebronnen.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 24 | 9 contacts → | ||||
Exact match “DEWEER SANITAIR is a construction company based out of 6 Dragonderdreef, Anzegem, Belgium.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 25 | 8 contacts → | ||||
Exact match “Warm thuiskomen in de winter, fris blijven in de zomer.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “geothermal contractors”. 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 277 geothermal contractors based in Belgium
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Geothermal contractors based in Belgium at a glance
As of Nov 6, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Belgium, so it is reported there. Company counts and contact totals on this page are exact for Belgium, over 277 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 “geothermal contractors” 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 447 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “geothermal contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many geothermal contractors are there based in Belgium?
RevenueBase identified 277 company matches for geothermal contractors associated with Belgium as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Reno Energy tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most geothermal contractors?
Antwerp leads with 10 company records, followed by Arendonk (5) and Charleroi (5).
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 447 professional contacts with verified work emails tracked across these 277 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.
Ready to reach these companies? Verified emails and direct dials for all 277 geothermal contractors 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
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Geothermal contractors based in Perth, Australia
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Company intelligence · public preview
Top 25 geothermal contractors 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 277 matching company records for geothermal contractors based in Belgium, with 1,242 tracked contacts and 447 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 6, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 geothermal contractors 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 |  Reno Energyreno.energyHQ: Liège (angleur), BelgiumReported employees: 51-200 | Liège (angleur), Belgium | 51-200 | Exact match | 109 contacts → |
“Reno Energy est une entreprise spécialisée dans le secteur de la rénovation énergétique mais aussi dans la nouvelle construction.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Sanitechnieksanitechniek.beHQ: Sint-katelijne-waver, BelgiumReported employees: 11-50 | Sint-katelijne-waver, Belgium | 11-50 | Exact match | 38 contacts → |
“Sanitechniek is dé specialist in professionele HVAC-en sanitaire installaties.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  SIXsix.beHQ: Izegem, BelgiumReported employees: 201-500 | Izegem, Belgium | 201-500 | Exact match | 36 contacts → |
“SIX staat voor kwaliteit en standvastigheid, zoveel is zeker.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Goessensgoessens.beHQ: Hannut, BelgiumReported employees: 51-200 | Hannut, Belgium | 51-200 | Exact match | 36 contacts → |
“Goessens est une société spécialisée dans l'installation de systèmes de chauffage, de ventilation et de climatisation.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  AGT NVagt.beHQ: Kontich, BelgiumReported employees: 11-50 | Kontich, Belgium | 11-50 | Exact match | 28 contacts → |
“AGT-Advanced Groundwater Techniques specializes in applied groundwater techniques.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Iftech NViftech.beHQ: Koersel, BelgiumReported employees: 11-50 | Koersel, Belgium | 11-50 | Exact match | 24 contacts → |
“IFTech speelt een voortrekkersrol in seizoensmatige energieopslag.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Delthadeltha.beHQ: Diepenbeek, BelgiumReported employees: 11-50 | Diepenbeek, Belgium | 11-50 | Exact match | 24 contacts → |
“Deltha ontwerpt en bouwt uw gebouwinstallaties, verwarming, koeling, ventilatie, elektriciteit en sanitair.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Conduterra NVconduterra.beHQ: Antwerp, BelgiumReported employees: 11-50 | Antwerp, Belgium | 11-50 | Exact match | 21 contacts → |
“Conduterra.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Terra Energyterra-energy.beHQ: Geel, BelgiumReported employees: 1-10 | Geel, Belgium | 1-10 | Exact match | 18 contacts → |
“Terra Energy is an independent, specialized consultancy firm in renewable energy systems, with particular expertise in ground energy or geothermal energy.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Stiebel Eltron Belgiumstiebel-eltron.beHQ: Groot-bijgaarden, BelgiumReported employees: 11-50 | Groot-bijgaarden, Belgium | 11-50 | Exact match | 17 contacts → |
“Stiebel Eltron is een internationale groep en behoort tot de wereldmarkt- en technologieleiders op het gebied van bouwdiensten en hernieuwbare energie.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Smeyerssmeyersnv.beHQ: Zandhoven, BelgiumReported employees: 11-50 | Zandhoven, Belgium | 11-50 | Exact match | 17 contacts → |
“Smeyers is een gespecialiseerd onderaannemingsbedrijf actief in de bouwsector.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Deconinck-Wansondeconinck.comHQ: Gavere, BelgiumReported employees: 11-50 | Gavere, Belgium | 11-50 | Exact match | 16 contacts → |
“Deconinck-Wanson is uw specialist op het vlak van industriële thermische installaties.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Thermoco Equansthermoco.beHQ: Antwerp, BelgiumReported employees: 51-200 | Antwerp, Belgium | 51-200 | Exact match | 16 contacts → |
“Thermoco is uw uniek aanspreekpunt voor al uw projecten in HVAC, centrale verwarming, regeltechniek, ventilatie, sanitair, koeling en elektriciteit.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | ERVACervac.be HQ: BelgiumReported employees: 11-50 | Belgium | 11-50 | Exact match | 15 contacts → |
“Forte d’une équipe de plus de 20 personnes dynamiques et compétentes, la société ERVAC est à votre service dans la réalisation de vos projets électriques et de régulation dans les…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Geothermageotherma.beHQ: Hoegaarden, BelgiumReported employees: 11-50 | Hoegaarden, Belgium | 11-50 | Exact match | 14 contacts → |
“GeoTherma gelooft dat alle thermische energienoden in gebouwen en woningen moeten geëlektrificeerd worden met behulp van warmtepompen.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Gebo Bvbagebo.beHQ: Dessel, BelgiumReported employees: 11-50 | Dessel, Belgium | 11-50 | Exact match | 14 contacts → |
“GEBO is a drilling company specialised in geothermal drilling.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Alfasunalfasun.beHQ: Ninove, BelgiumReported employees: 11-50 | Ninove, Belgium | 11-50 | Exact match | 14 contacts → |
“nergie zonder zorgen Ga je bouwen?” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Callens-Vynckecallensvyncke.comHQ: Waregem, BelgiumReported employees: 11-50 | Waregem, Belgium | 11-50 | Exact match | 13 contacts → |
“Callens-Vyncke provides the industry with smart solutions to generate heat and power.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Hello Aircohelloairco.beHQ: Sint-niklaas, BelgiumReported employees: 11-50 | Sint-niklaas, Belgium | 11-50 | Exact match | 10 contacts → |
“Hello Airco installeert en onderhoudt airco's en warmtepompen bij bedrijven en particulieren.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Confortyconforty.beHQ: Noville-les-bois, BelgiumReported employees: 11-50 | Noville-les-bois, Belgium | 11-50 | Exact match | 10 contacts → |
“The CONFORTY company specializes in the construction of heating, ventilation and sanitary installations.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Klimaplanklimaplan.euHQ: Kontich, BelgiumReported employees: 11-50 | Kontich, Belgium | 11-50 | Exact match | 10 contacts → |
“KLIMAPLAN is a construction company based out of 83 Blauwesteenstraat, Kontich, Belgium.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Boogaertsboogaerts.netHQ: Wavre, BelgiumReported employees: 1-10 | Wavre, Belgium | 1-10 | Exact match | 10 contacts → |
“Boogaerts Hot Air Heating: Our mission : to offer solutions air heating efficient, economical and durable.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Ct-Oct-o.beHQ: Oostkamp, BelgiumReported employees: 11-50 | Oostkamp, Belgium | 11-50 | Exact match | 9 contacts → |
“CT-O biedt kwaliteitsvolle installaties in sanitair, verwarming, ventilatie & duurzame alternatieve warmtebronnen.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Deweer Sanitair & Hvacdeweersanitair.beHQ: Anzegem, BelgiumReported employees: 11-50 | Anzegem, Belgium | 11-50 | Exact match | 9 contacts → |
“DEWEER SANITAIR is a construction company based out of 6 Dragonderdreef, Anzegem, Belgium.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  4technics BV4technics.beHQ: Westerlo, BelgiumReported employees: 11-50 | Westerlo, Belgium | 11-50 | Exact match | 8 contacts → |
“Warm thuiskomen in de winter, fris blijven in de zomer.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 277 company matches
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Geothermal contractors: dataset insights
November 6, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
255 records in the displayed employee bands.
22 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 277 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: November 6, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for geothermal contractors?
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 geothermal contractors did RevenueBase find based in Belgium?
The saved snapshot records 277 matching company records, 1,242 tracked contacts and 447 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: November 6, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Geothermal contractors by geography
- Geothermal contractors based in Perth, Australia
- Geothermal contractors based in Sao Paulo, Brazil
- Geothermal contractors based in Burnaby, Canada
- Geothermal contractors based in Calgary, Canada
- Geothermal contractors based in Edmonton, Canada
- Geothermal contractors based in Montreal, Canada
- Geothermal contractors based in Toronto, Canada
- Geothermal contractors based in Auckland, New Zealand
- Geothermal contractors based in Istanbul, Türkiye
- Geothermal contractors based in Dubai, United Arab Emirates
- Geothermal contractors based in London, United Kingdom
- Geothermal contractors based in Albuquerque, United States
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 geothermal contractors based in Belgium. Snapshot: November 6, 2026. https://revenuebase.ai/companies/geothermal-contractors/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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- New lists
- Geothermal contractors based in Perth, Australia
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Company intelligence · public preview
Top 25 geothermal contractors based in Belgium
RevenueBase records 277 matching company records for geothermal contractors based in Belgium, with 1,242 tracked contacts and 447 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 6, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 geothermal contractors 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 | Reno Energyreno.energy HQ: Liège (angleur), BelgiumReported employees: 51-200 | Liège (angleur), Belgium | 51-200 | Exact match | 109 contacts → |
“Reno Energy est une entreprise spécialisée dans le secteur de la rénovation énergétique mais aussi dans la nouvelle construction.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Sanitechnieksanitechniek.be HQ: Sint-katelijne-waver, BelgiumReported employees: 11-50 | Sint-katelijne-waver, Belgium | 11-50 | Exact match | 38 contacts → |
“Sanitechniek is dé specialist in professionele HVAC-en sanitaire installaties.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | SIXsix.be HQ: Izegem, BelgiumReported employees: 201-500 | Izegem, Belgium | 201-500 | Exact match | 36 contacts → |
“SIX staat voor kwaliteit en standvastigheid, zoveel is zeker.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Goessensgoessens.be HQ: Hannut, BelgiumReported employees: 51-200 | Hannut, Belgium | 51-200 | Exact match | 36 contacts → |
“Goessens est une société spécialisée dans l'installation de systèmes de chauffage, de ventilation et de climatisation.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | AGT NVagt.be HQ: Kontich, BelgiumReported employees: 11-50 | Kontich, Belgium | 11-50 | Exact match | 28 contacts → |
“AGT-Advanced Groundwater Techniques specializes in applied groundwater techniques.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Iftech NViftech.be HQ: Koersel, BelgiumReported employees: 11-50 | Koersel, Belgium | 11-50 | Exact match | 24 contacts → |
“IFTech speelt een voortrekkersrol in seizoensmatige energieopslag.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Delthadeltha.be HQ: Diepenbeek, BelgiumReported employees: 11-50 | Diepenbeek, Belgium | 11-50 | Exact match | 24 contacts → |
“Deltha ontwerpt en bouwt uw gebouwinstallaties, verwarming, koeling, ventilatie, elektriciteit en sanitair.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Conduterra NVconduterra.be HQ: Antwerp, BelgiumReported employees: 11-50 | Antwerp, Belgium | 11-50 | Exact match | 21 contacts → |
“Conduterra.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Terra Energyterra-energy.be HQ: Geel, BelgiumReported employees: 1-10 | Geel, Belgium | 1-10 | Exact match | 18 contacts → |
“Terra Energy is an independent, specialized consultancy firm in renewable energy systems, with particular expertise in ground energy or geothermal energy.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Stiebel Eltron Belgiumstiebel-eltron.be HQ: Groot-bijgaarden, BelgiumReported employees: 11-50 | Groot-bijgaarden, Belgium | 11-50 | Exact match | 17 contacts → |
“Stiebel Eltron is een internationale groep en behoort tot de wereldmarkt- en technologieleiders op het gebied van bouwdiensten en hernieuwbare energie.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Smeyerssmeyersnv.be HQ: Zandhoven, BelgiumReported employees: 11-50 | Zandhoven, Belgium | 11-50 | Exact match | 17 contacts → |
“Smeyers is een gespecialiseerd onderaannemingsbedrijf actief in de bouwsector.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Deconinck-Wansondeconinck.com HQ: Gavere, BelgiumReported employees: 11-50 | Gavere, Belgium | 11-50 | Exact match | 16 contacts → |
“Deconinck-Wanson is uw specialist op het vlak van industriële thermische installaties.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Thermoco Equansthermoco.be HQ: Antwerp, BelgiumReported employees: 51-200 | Antwerp, Belgium | 51-200 | Exact match | 16 contacts → |
“Thermoco is uw uniek aanspreekpunt voor al uw projecten in HVAC, centrale verwarming, regeltechniek, ventilatie, sanitair, koeling en elektriciteit.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | ERVACervac.be HQ: BelgiumReported employees: 11-50 | Belgium | 11-50 | Exact match | 15 contacts → |
“Forte d’une équipe de plus de 20 personnes dynamiques et compétentes, la société ERVAC est à votre service dans la réalisation de vos projets électriques et de régulation dans les…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Geothermageotherma.be HQ: Hoegaarden, BelgiumReported employees: 11-50 | Hoegaarden, Belgium | 11-50 | Exact match | 14 contacts → |
“GeoTherma gelooft dat alle thermische energienoden in gebouwen en woningen moeten geëlektrificeerd worden met behulp van warmtepompen.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Gebo Bvbagebo.be HQ: Dessel, BelgiumReported employees: 11-50 | Dessel, Belgium | 11-50 | Exact match | 14 contacts → |
“GEBO is a drilling company specialised in geothermal drilling.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Alfasunalfasun.be HQ: Ninove, BelgiumReported employees: 11-50 | Ninove, Belgium | 11-50 | Exact match | 14 contacts → |
“nergie zonder zorgen Ga je bouwen?” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Callens-Vynckecallensvyncke.com HQ: Waregem, BelgiumReported employees: 11-50 | Waregem, Belgium | 11-50 | Exact match | 13 contacts → |
“Callens-Vyncke provides the industry with smart solutions to generate heat and power.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Hello Aircohelloairco.be HQ: Sint-niklaas, BelgiumReported employees: 11-50 | Sint-niklaas, Belgium | 11-50 | Exact match | 10 contacts → |
“Hello Airco installeert en onderhoudt airco's en warmtepompen bij bedrijven en particulieren.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Confortyconforty.be HQ: Noville-les-bois, BelgiumReported employees: 11-50 | Noville-les-bois, Belgium | 11-50 | Exact match | 10 contacts → |
“The CONFORTY company specializes in the construction of heating, ventilation and sanitary installations.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Klimaplanklimaplan.eu HQ: Kontich, BelgiumReported employees: 11-50 | Kontich, Belgium | 11-50 | Exact match | 10 contacts → |
“KLIMAPLAN is a construction company based out of 83 Blauwesteenstraat, Kontich, Belgium.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Boogaertsboogaerts.net HQ: Wavre, BelgiumReported employees: 1-10 | Wavre, Belgium | 1-10 | Exact match | 10 contacts → |
“Boogaerts Hot Air Heating: Our mission : to offer solutions air heating efficient, economical and durable.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Ct-Oct-o.be HQ: Oostkamp, BelgiumReported employees: 11-50 | Oostkamp, Belgium | 11-50 | Exact match | 9 contacts → |
“CT-O biedt kwaliteitsvolle installaties in sanitair, verwarming, ventilatie & duurzame alternatieve warmtebronnen.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Deweer Sanitair & Hvacdeweersanitair.be HQ: Anzegem, BelgiumReported employees: 11-50 | Anzegem, Belgium | 11-50 | Exact match | 9 contacts → |
“DEWEER SANITAIR is a construction company based out of 6 Dragonderdreef, Anzegem, Belgium.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | 4technics BV4technics.be HQ: Westerlo, BelgiumReported employees: 11-50 | Westerlo, Belgium | 11-50 | Exact match | 8 contacts → |
“Warm thuiskomen in de winter, fris blijven in de zomer.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 277 company matches
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Geothermal contractors: dataset insights
November 6, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
255 records in the displayed employee bands.
22 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 277 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: November 6, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for geothermal contractors?
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 geothermal contractors did RevenueBase find based in Belgium?
The saved snapshot records 277 matching company records, 1,242 tracked contacts and 447 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: November 6, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 geothermal contractors based in Belgium. Snapshot: November 6, 2026. https://revenuebase.ai/companies/geothermal-contractors/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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