Company lists · Data refreshed October 2026

Top 25 Geothermal energy investment companies based in the Netherlands

Name: Geothermal energy investment companies based in the Netherlands
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 13, 2026 61 companies tracked

RevenueBase identified 61 company matches for geothermal energy investment companies associated with the Netherlands as of October 2026 and tracks 660 professional contacts across them, including 283 with verified work emails. Amsterdam is the largest hub.

This list covers company matches for geothermal energy investment companies associated with the Netherlands, 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 13, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 13, 2026 How this list was built

61Companies

660Contacts tracked

283Verified emails

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The 25 largest geothermal energy investment companies based in the Netherlands

Ranked by team size

Top 25 of 61 company matches for geothermal energy investment companies based in the Netherlands, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 13, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	ETECK	Exact match	Voorburg, NetherlandsHQ recorded Oct 13, 2026	51-200	149 contacts →
	Exact match “Eteck levert duurzame energie in de vorm van koude en warmte.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
2	Fortis Energy	Exact match	Amsterdam, NetherlandsHQ recorded Oct 13, 2026	201-500	54 contacts →
	Exact match “Fortis Energy is an international renewable energy investor and Independent Power Producer, active across Europe, from the Netherlands and Central & Eastern Europe to the…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
3	SVP	Exact match	Purmerend, NetherlandsHQ recorded Oct 13, 2026	51-200	53 contacts →
	Exact match “SVP - Samen werken aan klimaat \|@Stadsverwarming \| SVP is een groeiend integraal warmtebedrijf dat warmte duurzaam produceert, distribueert en levert aan ruim particuliere en…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
4	ECW Energy	Exact match	Middenmeer, NetherlandsHQ recorded Oct 13, 2026	11-50	36 contacts →
	Exact match “ECW Energy is een modern privaat nutsbedrijf.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
5	Eurus Energy Europe BV	Exact match	Amsterdam, NetherlandsHQ recorded Oct 13, 2026	11-50	35 contacts →
	Exact match “Eurus Energy develops, invests in and operates renewable energy projects worldwide, with particular focus on onshore wind and photovoltaic projects.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
6	Yeager Energy	Exact match	Leiden, NetherlandsHQ recorded Oct 13, 2026	11-50	28 contacts →
	Exact match “Yeager Energy is an integrated geothermal energy company based in The Netherlands.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
7	Duratherm	Exact match	Elburg, NetherlandsHQ recorded Oct 13, 2026	11-50	20 contacts →
	Exact match “Duratherm is een zelfstandig onderdeel van Draaijer Grondboringen Beheer BV.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
8	Remborg Bodemenergie	Exact match	Gorredijk, NetherlandsHQ recorded Oct 13, 2026	51-200	19 contacts →
	Exact match “REMBORG is specialist in bronboringen voor gesloten bodemenergie systemen.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
9	Inco-Drilling	Exact match	Middenmeer, NetherlandsHQ recorded Oct 13, 2026	11-50	14 contacts →
	Exact match “Inco-Drilling provides Directional Drilling Services focused on applying fit for purpose technology and a competent team to achieve cost effective solutions for Geothermal, Oil &…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
10	E3 Partners	Exact match	Amsterdam, NetherlandsHQ recorded Oct 13, 2026	1-10	14 contacts →
	Exact match “e3 partners is een investeringsmaatschappij met de focus op duurzame energie, energiebesparing en regionale ontwikkeling.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
11	Ennatuurlijk Aardwarmte	Exact match	Middenmeer, NetherlandsHQ recorded Oct 13, 2026	11-50	11 contacts →
	Exact match “Wij zijn Ennatuurlijk Aardwarmte.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
12	Transmark Renewables	Exact match	Amsterdam, NetherlandsHQ recorded Oct 13, 2026	11-50	11 contacts →
	Exact match “Transmark Renewables is an independent power producer (IPP) and geothermal exploration and development company within the Transmark Group.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
13	Smart-Nrg	Exact match	Barendrecht, NetherlandsHQ recorded Oct 13, 2026	1-10	11 contacts →
	Exact match “Bij SMART-NRG willen wij de energietransitie helpen te versnellen.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
14	D4	Exact match	Utrecht, NetherlandsHQ recorded Oct 13, 2026	1-10	8 contacts →
	Exact match “Wij geloven dat Nederland barst van goede duurzame ideeën en kansen.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
15	Koolen Industries	Exact match	Hengelo, NetherlandsHQ recorded Oct 13, 2026	501-1,000	8 contacts →
	Exact match “Want to be a part of the energy transition?” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
16	Canopus Drilling Solutions	Exact match	Delft, NetherlandsHQ recorded Oct 13, 2026	1-10	7 contacts →
	Exact match “Canopus, founded in 2019, developed a game-changing cost-effective drilling technology which improves the productivity of geothermal reservoirs by a factor 2 to 6.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
17	AE Systems Aardwarmte Techniek	Exact match	Groningen, NetherlandsHQ recorded Oct 13, 2026	1-10	7 contacts →
	Exact match “AE Systems is dé specialist van Nederland op het gebied van machinale grondboringen t.b.v.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
18	Aardyn B.V	Exact match	Dordrecht, NetherlandsHQ recorded Oct 13, 2026	11-50	7 contacts →
	Exact match “Dutch company for development, design, build, finance and operate geothermal energy systems to provide sustainable heat for greenhouse areas, industry and existing district or…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
19	Geo-Energie	Exact match	Nieuwdorp, NetherlandsHQ recorded Oct 13, 2026	11-50	6 contacts →
	Exact match “Een warmtepomp is altijd maatwerk.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
20	DWPK	Exact match	Assen, NetherlandsHQ recorded Oct 13, 2026	1-10	5 contacts →
	Exact match “Duurzaam comfort zonder concessies!” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
21	VDS Grondboringen	Exact match	Assen, NetherlandsHQ recorded Oct 13, 2026	11-50	4 contacts →
	Exact match “Wij zijn een gespecialiseerd bedrijf dat zich richt op de ontwikkeling en installatie van aardwarmtesystemen en waterbronnen, evenals het uitvoeren van betrouwbaar bodemonderzoek.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
22	Albreco B.V	Exact match	Katwijk Aan Den Rijn, NetherlandsHQ recorded Oct 13, 2026	11-50	4 contacts →
	Exact match “Duurzame aardwarmte- en zonne-energiesystemen ontwerpen en installeren is wat wij doen.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
23	Coöperatie Aardwarmte Beheer Nederland UA	Exact match	Honselersdijk, NetherlandsHQ recorded Oct 13, 2026	1-10	3 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
24	Wellsius Energie	Exact match	Ijsselmuiden, NetherlandsHQ recorded Oct 13, 2026	11-50	3 contacts →
	Exact match “Bij Wellsius werken we aan duurzame en gasloze energie oplossingen voor appartementen, woningen en zakelijk vastgoed.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
25	Yard Energy Group	Exact match	Amersfoort, NetherlandsHQ recorded Oct 13, 2026	11-50	2 contacts →
	Exact match “YARD Energy successfully developed and divested over 400 MW of wind projects and has built-up a portfolio of investments, all related to the energy transition.” Recorded in the RevenueBase company graph · Oct 13, 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 energy investment companies”. 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 61 geothermal energy investment companies based in the Netherlands

See the full list, filter by size, metro and specialty, and access 283 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Geothermal energy investment companies based in the Netherlands at a glance

As of Oct 13, 2026

42.9%Verified-email coverage

10.8Average contacts per company

11-50Median size (employees)

16.4%Largest-city concentration · Amsterdam

Oct 13, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

Email recency for this list is measured worldwide rather than for Netherlands, so it is reported there. Company counts and contact totals on this page are exact for Netherlands, over 61 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 the Netherlands whose business descriptions match “geothermal energy investment companies” 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 283 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 13, 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 energy investment companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many geothermal energy investment companies are there based in the Netherlands?

RevenueBase identified 61 company matches for geothermal energy investment companies associated with the Netherlands 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?

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

Which city has the most geothermal energy investment companies?

Amsterdam leads with 10 company records, followed by The Hague (3) and Amersfoort (2).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 283 professional contacts with verified work emails tracked across these 61 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 13, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.