Company lists · Data refreshed October 2026

Top 24 Geothermal mining operators based in Germany

RevenueBase identified 65 company matches for geothermal mining operators associated with Germany as of October 2026 and tracks 514 professional contacts across them, including 197 with verified work emails. Berlin is the largest hub.

This list covers company matches for geothermal mining operators associated with Germany, 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
65Companies
514Contacts tracked
197Verified emails
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The 24 largest geothermal mining operators based in Germany

Ranked by team size
Top 24 of 65 company matches for geothermal mining operators based in Germany, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchPotsdam, GermanyHQ recorded Oct 13, 2026201-50074 contacts →

Exact match

“Die Danpower-Gruppe ist ein mittelständisch strukturiertes Wärmeversorgungs- und Contractingunternehmen.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
2Exact matchBitterfeld, GermanyHQ recorded Oct 13, 202651-20057 contacts →

Exact match

“Die envia THERM GmbH, Bitterfeld-Wolfen, ist eine 100-prozentige Tochter der envia Mitteldeutsche Energie AG.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
3Exact matchAscheberg, GermanyHQ recorded Oct 13, 202651-20030 contacts →

Exact match

“Die Daldrup & Söhne AG ist Spezialist für Bohrtechnik und die Erschließung geologischer Ressourcen in Deutschland mit Sitz in Ascheberg, Nordrhein-Westfalen.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
4Exact matchPeine, GermanyHQ recorded Oct 13, 2026201-50025 contacts →

Exact match

“Die GERMAN WATER and ENERGY GROUP (GWE) ist Hersteller richtungsweisender Produkte und Entwickler integrierter Anwendungen für den Brunnenbau und die Geothermie.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
5Exact matchBielefeld, GermanyHQ recorded Oct 13, 202651-20023 contacts →

Exact match

“Our commitment: Heat transfer in perfection!”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
6Exact matchHeitersheim, GermanyHQ recorded Oct 13, 202611-5018 contacts →

Exact match

“terratec Geophysical Services offers surface geophysical and borehole logging services worldwide.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
7Exact matchFreiberg, GermanyHQ recorded Oct 13, 202611-5016 contacts →

Exact match

“eine Gesellschaft der ENGIE-Gruppe, ist ein führendes Unternehmen für Wärme- und Kältelösungen im Bereich der Oberflächennahen Geothermie.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
8Exact matchKarlsruhe, GermanyHQ recorded Oct 13, 202611-5015 contacts →

Exact match

“Deutsche ErdWärme entwickelt, baut, finanziert und betreibt Erdwärmeanlagen zur Dekarbonisierung von Wärmenetzen.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
9Exact matchNeubrandenburg, GermanyHQ recorded Oct 13, 202611-5014 contacts →

Exact match

“Geothermie Neubrandenburg GmbH (GTN) is an internationally active consultancy and planning office of engineers and geoscientsits.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
10Exact matchGrünwald, GermanyHQ recorded Oct 13, 202611-5010 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
11Exact matchBerlin, GermanyHQ recorded Oct 13, 20261-109 contacts →

Exact match

“neowells is a German, independent and innovative engineering company with the vision of actively supporting, professionalizing, industrializing and thus accelerating the heat and…”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
12Exact matchGarching B. München, GermanyHQ recorded Oct 13, 20261-107 contacts →

Exact match

“Energie-Wende-Garching GmbH & Co.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
13Exact matchMarl, GermanyHQ recorded Oct 13, 202651-2006 contacts →

Exact match

“Geowell Erdwärme GmbH & Co.KG is a construction company based out of 5 Neckarstraße, Marl, Germany.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
14Exact matchNuremberg, GermanyHQ recorded Oct 13, 202611-506 contacts →

Exact match

“Seit 2018 treiben wir als dynamisches Unternehmen die Wärmewende in Deutschland voran, indem wir erneuerbare Energiekonzepte für Siedlungen entwickeln.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
15Exact matchWalldorf, GermanyHQ recorded Oct 13, 20261-105 contacts →

Exact match

“Wir bieten unseren Kunden genau das, was sie brauchen – zukunftsorientierte und wirtschaftliche Lösung nach dem neuesten Stand von Wissenschaft und Technik.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
16Exact matchChemnitz, GermanyHQ recorded Oct 13, 20261-104 contacts →

Exact match

“Die GeoCollect GmbH ist ein Hersteller von Erdwärmekollektoren mit Sitz in Chemnitz.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
17Exact matchErkelenz, GermanyHQ recorded Oct 13, 202611-503 contacts →

Exact match

“MGS Europe manufactures and supplies specialist products to the drilling and ground source heat industries.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
18Exact matchNeubrandenburg, GermanyHQ recorded Oct 13, 20261-103 contacts →

Exact match

“BWG Geochemische Beratung GmbH is a company based out of Neubrandenburg, Germany.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
19Exact matchRottenburg Am Neckar, GermanyHQ recorded Oct 13, 20261-102 contacts →

Exact match

“GeoAlto steht für nachhaltige Wärme und Kälte aus der Erde.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
20Exact matchWangen Im Allgäu, GermanyHQ recorded Oct 13, 202611-502 contacts →

Exact match

“Nachhaltiges Wohnen ist die Zukunft.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
21Exact matchPetershagen, GermanyHQ recorded Oct 13, 20261-102 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
22Exact matchGermanyHQ recorded Oct 13, 20261-101 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
23Exact matchSchwetzingen, GermanyHQ recorded Oct 13, 20261-101 contacts →

Exact match

“Der Oberrheingraben zwischen Basel und Frankfurt birgt eines der größten Potenziale für erneuerbare Wärme in ganz Deutschland.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
24Exact matchSchrobenhausen, GermanyHQ recorded Oct 13, 20261-101 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase

Showing 24 of 65 geothermal mining operators based in Germany

See the full list, filter by size, metro and specialty, and access 197 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Geothermal mining operators based in Germany at a glance

As of Oct 13, 2026
38.3%Verified-email coverage
7.9Average contacts per company
1-10Median size (employees)
9.2%Largest-city concentration · Berlin
Oct 13, 2026Page data refreshed

Companies by employee count

1-10
32
11-50
23
51-200
6
201-500
2

Email recency for this list is measured worldwide rather than for Germany, so it is reported there. Company counts and contact totals on this page are exact for Germany, over 65 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 Germany whose business descriptions match “geothermal mining operators” 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 197 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 mining operators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many geothermal mining operators are there based in Germany?

RevenueBase identified 65 company matches for geothermal mining operators associated with Germany 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?

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

Which city has the most geothermal mining operators?

Berlin leads with 6 company records, followed by Munich (6) and Chemnitz (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 197 professional contacts with verified work emails tracked across these 65 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.