Company lists · Data refreshed October 2026
Top 25 Geothermal engineering firms based in Germany
RevenueBase identified 623 company matches for geothermal engineering firms associated with Germany as of October 2026 and tracks 7,616 professional contacts across them, including 1,348 with verified work emails. Berlin is the largest hub.
This list covers company matches for geothermal engineering firms 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.
The 25 largest geothermal engineering firms based in Germany
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 117 contacts → | ||||
Exact match “Dr.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 2 | 90 contacts → | ||||
Exact match “Mit unseren zahlreichen Standorten und Niederlassungen bundesweit bieten wir unseren Kunden alle Leistungen von der Flächenerkundung über Planung und Überwachung von…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 3 | 81 contacts → | ||||
Exact match “We are visionaries and engineers, generalists and specialists.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 4 | 69 contacts → | ||||
Exact match “High Comfort – Low Impact Transsolar KlimaEngineering ist ein international tätiges Ingenieurbüro.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 5 | 50 contacts → | ||||
Exact match “Die G.U.B.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 6 | 49 contacts → | ||||
Exact match “BauGrund Süd Gesellschaft für Geothermie mbH is an utilities company based out of MAYBACHSTRASSE 5, Bad Wurzach, Germany.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 7 | 48 contacts → | ||||
Exact match “Die TEAM FÜR TECHNIK GmbH ist eine der innovativsten Ingenieurgesellschaften für Energie- und Versorgungstechnik.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 8 | 47 contacts → | ||||
Exact match “ö ü –, Als unabhängiges ü ü entwickeln wir innovative Lösungen für eine sichere und wirtschaftliche Energie- und Wasserversorgung.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 9 | 45 contacts → | ||||
Exact match “Sicherheit für Ihre Bauvorhaben – vom ersten Gutachten bis zur messtechnischen Überwachung.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 10 | 45 contacts → | ||||
Exact match “Assmann Emutec ist ein Unternehmen des BKW Engineering - Network of Excellence® – dem größten Engineering Netzwerk im deutschsprachigen Raum.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 11 | 44 contacts → | ||||
Exact match “Envi Con Engineering GmbH ist ein führendes technologieunabhängiges Ingenieurunternehmen für Energieversorger, Entsorger, Stadtwerke, für die Industrie und Anlagenbauer sowie…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 12 | 41 contacts → | ||||
Exact match “Die M&P Group ist eine deutsche Ingenieurgesellschaft und ist führend im Bereich für Nachhaltigkeit.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 13 | 39 contacts → | ||||
Exact match “Wir sind IGB!” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 14 | 35 contacts → | ||||
Exact match “Wir, Boley Geotechnik GmbH, sind ein mittelständisches Unternehmen mit insgesamt rund 50 Mitarbeitern an unserem Standort in München.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 15 | 34 contacts → | ||||
Exact match “We take responsibility for your project and stand steadfastly by your side in our role as technical expert.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 16 | 34 contacts → | ||||
Exact match “bauart - Consulting Engineers \ We advise, plan and support exciting construction projects throughout Germany.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 17 | 34 contacts → | ||||
Exact match “The core competencies of the GuD Group of companies comprise the applied geosciences, geotechnics, dynamics and environmental engineering.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 18 | 32 contacts → | ||||
Exact match “Gestatten, R&H Umwelt.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 19 | 32 contacts → | ||||
Exact match “Energy consulting for industry and engineering for thermal, process, and energy systems – solving complex challenges and maximizing efficiency through simulation, thermodynamics…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 20 | 31 contacts → | ||||
Exact match “Die DrillTec GUT GmbH Großbohr- und Umwelttechnik gehört zu den europaweit agierenden Bohrkontraktoren für namhafte Unternehmen der Öl, Gas- und Geothermie-Branche.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 21 | 30 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 | |||||
| 22 | 28 contacts → | ||||
Exact match “Die Nickol & Partner AG ist ein interdisziplinäres Planungs- und Ingenieurbüro mit Standorten in Gröbenzell und München.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 23 | 27 contacts → | ||||
Exact match “u&i GmbH - Engineering from one source Since 29 years, we have assumed responsibility for people and the environment.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 24 | 26 contacts → | ||||
Exact match “Seit 1982 bieten wir als unabhängiges Ingenieurunternehmen innovative Lösungen in Energiemanagement, Energietechnik & Umwelttechnik, Elektrotechnik & Leittechnik sowie Technischer…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 25 | 26 contacts → | ||||
Exact match Recorded description not available. 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 engineering firms”. 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 623 geothermal engineering firms based in Germany
See the full list, filter by size, metro and specialty, and access 1,348 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Geothermal engineering firms based in Germany at a glance
As of Oct 13, 2026Companies by employee count
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 623 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 engineering firms” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 1,348 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.
Geothermal engineering firms by metro
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 engineering firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many geothermal engineering firms are there based in Germany?
RevenueBase identified 623 company matches for geothermal engineering firms 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?
Dr. Spang Ingenieurgesellschaft tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most geothermal engineering firms?
Berlin leads with 39 company records, followed by Munich (26) and Hamburg (18).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 1,348 professional contacts with verified work emails tracked across these 623 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.
Ready to reach these companies? Verified emails and direct dials for all 623 geothermal engineering firms based in Germany. Start with a free account, no credit card.
Download this list →Related lists
Geothermal engineering firms by geography
- Geothermal engineering firms based in Belo Horizonte, Brazil
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- Geothermal engineering firms based in Paris, France
- Geothermal engineering firms based in Berlin, Germany
- Geothermal engineering firms based in Munich, Germany
- Geothermal engineering firms based in Milan, Italy
- Geothermal engineering firms based in Rome, Italy
- Geothermal engineering firms based in Auckland, New Zealand
- Geothermal engineering firms based in Madrid, Spain
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
- Geothermal engineering firms based in Belo Horizonte, Brazil
- Geothermal engineering firms based in Rio De Janeiro, Brazil
- Geothermal engineering firms based in Calgary, Canada
- Geothermal engineering firms based in Toronto, Canada
- Geothermal engineering firms based in Santiago, Chile
- Geothermal engineering firms based in Paris, France
Company intelligence · public preview
Top 25 geothermal engineering firms based in Germany
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 623 matching company records for geothermal engineering firms based in Germany, with 7,616 tracked contacts and 1,348 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 13, 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 engineering firms based in Germany
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 |  Dr. Spang Ingenieurgesellschaftdr-spang.deHQ: Witten, GermanyReported employees: 201-500 | Witten, Germany | 201-500 | Exact match | 117 contacts → |
“Dr.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Mull UND Partner Ingenieurgesellschaft MBHmullundpartner.deHQ: Hanover, GermanyReported employees: 201-500 | Hanover, Germany | 201-500 | Exact match | 90 contacts → |
“Mit unseren zahlreichen Standorten und Niederlassungen bundesweit bieten wir unseren Kunden alle Leistungen von der Flächenerkundung über Planung und Überwachung von…” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  JBO Engineering Group Gmbhj-b-o.deHQ: Hamburg, GermanyReported employees: 51-200 | Hamburg, Germany | 51-200 | Exact match | 81 contacts → |
“We are visionaries and engineers, generalists and specialists.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Transsolar Klimaengineeringtranssolar.comHQ: Stuttgart, GermanyReported employees: 51-200 | Stuttgart, Germany | 51-200 | Exact match | 69 contacts → |
“High Comfort – Low Impact Transsolar KlimaEngineering ist ein international tätiges Ingenieurbüro.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  G.U.B. Ingenieur AGgub-ing.deHQ: Zwickau, GermanyReported employees: 51-200 | Zwickau, Germany | 51-200 | Exact match | 50 contacts → |
“Die G.U.B.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Baugrund SÜD Gesellschaft FÜR Geothermie MBHbaugrundsued.deHQ: Bad Wurzach, GermanyReported employees: 51-200 | Bad Wurzach, Germany | 51-200 | Exact match | 49 contacts → |
“BauGrund Süd Gesellschaft für Geothermie mbH is an utilities company based out of MAYBACHSTRASSE 5, Bad Wurzach, Germany.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Team FÜR Technik Gmbhtftgmbh.deHQ: Munich, GermanyReported employees: 51-200 | Munich, Germany | 51-200 | Exact match | 48 contacts → |
“Die TEAM FÜR TECHNIK GmbH ist eine der innovativsten Ingenieurgesellschaften für Energie- und Versorgungstechnik.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  John Becker Ingenieure Gmbh & Co. KGwirberaten.deHQ: Lilienthal, GermanyReported employees: 51-200 | Lilienthal, Germany | 51-200 | Exact match | 47 contacts → |
“ö ü –, Als unabhängiges ü ü entwickeln wir innovative Lösungen für eine sichere und wirtschaftliche Energie- und Wasserversorgung.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  GBM Gesellschaft FÜR Baugeologie UND -Meßtechnik MBHgbm-baugrundinstitut.deHQ: Ettlingen, GermanyReported employees: 51-200 | Ettlingen, Germany | 51-200 | Exact match | 45 contacts → |
“Sicherheit für Ihre Bauvorhaben – vom ersten Gutachten bis zur messtechnischen Überwachung.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Assmann Emutecemutec.deHQ: Norderstedt, GermanyReported employees: 51-200 | Norderstedt, Germany | 51-200 | Exact match | 45 contacts → |
“Assmann Emutec ist ein Unternehmen des BKW Engineering - Network of Excellence® – dem größten Engineering Netzwerk im deutschsprachigen Raum.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Envi CON Engineering Gmbhenvi-con.deHQ: Nuremberg, GermanyReported employees: 51-200 | Nuremberg, Germany | 51-200 | Exact match | 44 contacts → |
“Envi Con Engineering GmbH ist ein führendes technologieunabhängiges Ingenieurunternehmen für Energieversorger, Entsorger, Stadtwerke, für die Industrie und Anlagenbauer sowie…” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  M&p Groupmup-group.comHQ: Bad Wiessee, GermanyReported employees: 501-1,000 | Bad Wiessee, Germany | 501-1,000 | Exact match | 41 contacts → |
“Die M&P Group ist eine deutsche Ingenieurgesellschaft und ist führend im Bereich für Nachhaltigkeit.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  IGB Ingenieurgesellschaftenigb-ingenieure.deHQ: Hamburg, GermanyReported employees: 51-200 | Hamburg, Germany | 51-200 | Exact match | 39 contacts → |
“Wir sind IGB!” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Boley Geotechnik Gmbhboleygeotechnik.deHQ: Munich, GermanyReported employees: 11-50 | Munich, Germany | 11-50 | Exact match | 35 contacts → |
“Wir, Boley Geotechnik GmbH, sind ein mittelständisches Unternehmen mit insgesamt rund 50 Mitarbeitern an unserem Standort in München.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Evergy Engineering Gmbhevergy.deHQ: Munich, GermanyReported employees: 11-50 | Munich, Germany | 11-50 | Exact match | 34 contacts → |
“We take responsibility for your project and stand steadfastly by your side in our role as technical expert.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Bauartbauart-ingenieure.deHQ: Lauterbach, GermanyReported employees: 51-200 | Lauterbach, Germany | 51-200 | Exact match | 34 contacts → |
“bauart - Consulting Engineers \ We advise, plan and support exciting construction projects throughout Germany.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  GUD Geotechnik UND Dynamik Consult Gmbhgudconsult.deHQ: Berlin, GermanyReported employees: 51-200 | Berlin, Germany | 51-200 | Exact match | 34 contacts → |
“The core competencies of the GuD Group of companies comprise the applied geosciences, geotechnics, dynamics and environmental engineering.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  R & H Umwelt Gmbhrh-umwelt.deHQ: Nuremberg, GermanyReported employees: 51-200 | Nuremberg, Germany | 51-200 | Exact match | 32 contacts → |
“Gestatten, R&H Umwelt.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  TLK Energytlk-energy.deHQ: Aachen, GermanyReported employees: 11-50 | Aachen, Germany | 11-50 | Exact match | 32 contacts → |
“Energy consulting for industry and engineering for thermal, process, and energy systems – solving complex challenges and maximizing efficiency through simulation, thermodynamics…” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HQ: Deggendorf, GermanyReported employees: 51-200 | Deggendorf, Germany | 51-200 | Exact match | 31 contacts → |
“Die DrillTec GUT GmbH Großbohr- und Umwelttechnik gehört zu den europaweit agierenden Bohrkontraktoren für namhafte Unternehmen der Öl, Gas- und Geothermie-Branche.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Daldrup & Söhne AGdaldrup.eu HQ: Ascheberg, GermanyReported employees: 51-200 | Ascheberg, Germany | 51-200 | Exact match | 30 contacts → |
“Die Daldrup & Söhne AG ist Spezialist für Bohrtechnik und die Erschließung geologischer Ressourcen in Deutschland mit Sitz in Ascheberg, Nordrhein-Westfalen.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Nickol & Partner AGnickol-partner.deHQ: Gröbenzell, GermanyReported employees: 51-200 | Gröbenzell, Germany | 51-200 | Exact match | 28 contacts → |
“Die Nickol & Partner AG ist ein interdisziplinäres Planungs- und Ingenieurbüro mit Standorten in Gröbenzell und München.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Umwelttechnik & Ingenieure Gmbhuigmbh.deHQ: Hanover, GermanyReported employees: 11-50 | Hanover, Germany | 11-50 | Exact match | 27 contacts → |
“u&i GmbH - Engineering from one source Since 29 years, we have assumed responsibility for people and the environment.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Eproplan Gmbheproplan.deHQ: Stuttgart, GermanyReported employees: 11-50 | Stuttgart, Germany | 11-50 | Exact match | 26 contacts → |
“Seit 1982 bieten wir als unabhängiges Ingenieurunternehmen innovative Lösungen in Energiemanagement, Energietechnik & Umwelttechnik, Elektrotechnik & Leittechnik sowie Technischer…” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | DMT Gmbh & Co. KGdmt.de HQ: Essen, GermanyReported employees: 11-50 | Essen, Germany | 11-50 | Exact match | 26 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 25 of 623 company matches
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Geothermal engineering firms: dataset insights
October 13, 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
602 records in the displayed employee bands.
21 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 Germany, so it is reported there. Company counts and contact totals on this page are exact for Germany, over 623 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 13, 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 ↗
Geothermal engineering firms by metro
Questions about this company list
What does Exact match mean for geothermal engineering firms?
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 engineering firms did RevenueBase find based in Germany?
The saved snapshot records 623 matching company records, 7,616 tracked contacts and 1,348 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 13, 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 engineering firms by geography
- Geothermal engineering firms based in Belo Horizonte, Brazil
- Geothermal engineering firms based in Rio De Janeiro, Brazil
- Geothermal engineering firms based in Calgary, Canada
- Geothermal engineering firms based in Toronto, Canada
- Geothermal engineering firms based in Santiago, Chile
- Geothermal engineering firms based in Paris, France
- Geothermal engineering firms based in Berlin, Germany
- Geothermal engineering firms based in Munich, Germany
- Geothermal engineering firms based in Milan, Italy
- Geothermal engineering firms based in Rome, Italy
- Geothermal engineering firms based in Auckland, New Zealand
- Geothermal engineering firms based in Madrid, Spain
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 geothermal engineering firms based in Germany. Snapshot: October 13, 2026. https://revenuebase.ai/companies/geothermal-engineering-firms/germany.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Geothermal engineering firms based in Belo Horizonte, Brazil
- Geothermal engineering firms based in Rio De Janeiro, Brazil
- Geothermal engineering firms based in Calgary, Canada
- Geothermal engineering firms based in Toronto, Canada
- Geothermal engineering firms based in Santiago, Chile
- Geothermal engineering firms based in Paris, France
Company intelligence · public preview
Top 25 geothermal engineering firms based in Germany
RevenueBase records 623 matching company records for geothermal engineering firms based in Germany, with 7,616 tracked contacts and 1,348 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 13, 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 engineering firms based in Germany
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 | Dr. Spang Ingenieurgesellschaftdr-spang.de HQ: Witten, GermanyReported employees: 201-500 | Witten, Germany | 201-500 | Exact match | 117 contacts → |
“Dr.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Mull UND Partner Ingenieurgesellschaft MBHmullundpartner.de HQ: Hanover, GermanyReported employees: 201-500 | Hanover, Germany | 201-500 | Exact match | 90 contacts → |
“Mit unseren zahlreichen Standorten und Niederlassungen bundesweit bieten wir unseren Kunden alle Leistungen von der Flächenerkundung über Planung und Überwachung von…” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | JBO Engineering Group Gmbhj-b-o.de HQ: Hamburg, GermanyReported employees: 51-200 | Hamburg, Germany | 51-200 | Exact match | 81 contacts → |
“We are visionaries and engineers, generalists and specialists.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Transsolar Klimaengineeringtranssolar.com HQ: Stuttgart, GermanyReported employees: 51-200 | Stuttgart, Germany | 51-200 | Exact match | 69 contacts → |
“High Comfort – Low Impact Transsolar KlimaEngineering ist ein international tätiges Ingenieurbüro.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | G.U.B. Ingenieur AGgub-ing.de HQ: Zwickau, GermanyReported employees: 51-200 | Zwickau, Germany | 51-200 | Exact match | 50 contacts → |
“Die G.U.B.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Baugrund SÜD Gesellschaft FÜR Geothermie MBHbaugrundsued.de HQ: Bad Wurzach, GermanyReported employees: 51-200 | Bad Wurzach, Germany | 51-200 | Exact match | 49 contacts → |
“BauGrund Süd Gesellschaft für Geothermie mbH is an utilities company based out of MAYBACHSTRASSE 5, Bad Wurzach, Germany.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Team FÜR Technik Gmbhtftgmbh.de HQ: Munich, GermanyReported employees: 51-200 | Munich, Germany | 51-200 | Exact match | 48 contacts → |
“Die TEAM FÜR TECHNIK GmbH ist eine der innovativsten Ingenieurgesellschaften für Energie- und Versorgungstechnik.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | John Becker Ingenieure Gmbh & Co. KGwirberaten.de HQ: Lilienthal, GermanyReported employees: 51-200 | Lilienthal, Germany | 51-200 | Exact match | 47 contacts → |
“ö ü –, Als unabhängiges ü ü entwickeln wir innovative Lösungen für eine sichere und wirtschaftliche Energie- und Wasserversorgung.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | GBM Gesellschaft FÜR Baugeologie UND -Meßtechnik MBHgbm-baugrundinstitut.de HQ: Ettlingen, GermanyReported employees: 51-200 | Ettlingen, Germany | 51-200 | Exact match | 45 contacts → |
“Sicherheit für Ihre Bauvorhaben – vom ersten Gutachten bis zur messtechnischen Überwachung.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Assmann Emutecemutec.de HQ: Norderstedt, GermanyReported employees: 51-200 | Norderstedt, Germany | 51-200 | Exact match | 45 contacts → |
“Assmann Emutec ist ein Unternehmen des BKW Engineering - Network of Excellence® – dem größten Engineering Netzwerk im deutschsprachigen Raum.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Envi CON Engineering Gmbhenvi-con.de HQ: Nuremberg, GermanyReported employees: 51-200 | Nuremberg, Germany | 51-200 | Exact match | 44 contacts → |
“Envi Con Engineering GmbH ist ein führendes technologieunabhängiges Ingenieurunternehmen für Energieversorger, Entsorger, Stadtwerke, für die Industrie und Anlagenbauer sowie…” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | M&p Groupmup-group.com HQ: Bad Wiessee, GermanyReported employees: 501-1,000 | Bad Wiessee, Germany | 501-1,000 | Exact match | 41 contacts → |
“Die M&P Group ist eine deutsche Ingenieurgesellschaft und ist führend im Bereich für Nachhaltigkeit.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | IGB Ingenieurgesellschaftenigb-ingenieure.de HQ: Hamburg, GermanyReported employees: 51-200 | Hamburg, Germany | 51-200 | Exact match | 39 contacts → |
“Wir sind IGB!” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Boley Geotechnik Gmbhboleygeotechnik.de HQ: Munich, GermanyReported employees: 11-50 | Munich, Germany | 11-50 | Exact match | 35 contacts → |
“Wir, Boley Geotechnik GmbH, sind ein mittelständisches Unternehmen mit insgesamt rund 50 Mitarbeitern an unserem Standort in München.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Evergy Engineering Gmbhevergy.de HQ: Munich, GermanyReported employees: 11-50 | Munich, Germany | 11-50 | Exact match | 34 contacts → |
“We take responsibility for your project and stand steadfastly by your side in our role as technical expert.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Bauartbauart-ingenieure.de HQ: Lauterbach, GermanyReported employees: 51-200 | Lauterbach, Germany | 51-200 | Exact match | 34 contacts → |
“bauart - Consulting Engineers \ We advise, plan and support exciting construction projects throughout Germany.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | GUD Geotechnik UND Dynamik Consult Gmbhgudconsult.de HQ: Berlin, GermanyReported employees: 51-200 | Berlin, Germany | 51-200 | Exact match | 34 contacts → |
“The core competencies of the GuD Group of companies comprise the applied geosciences, geotechnics, dynamics and environmental engineering.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | R & H Umwelt Gmbhrh-umwelt.de HQ: Nuremberg, GermanyReported employees: 51-200 | Nuremberg, Germany | 51-200 | Exact match | 32 contacts → |
“Gestatten, R&H Umwelt.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | TLK Energytlk-energy.de HQ: Aachen, GermanyReported employees: 11-50 | Aachen, Germany | 11-50 | Exact match | 32 contacts → |
“Energy consulting for industry and engineering for thermal, process, and energy systems – solving complex challenges and maximizing efficiency through simulation, thermodynamics…” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HQ: Deggendorf, GermanyReported employees: 51-200 | Deggendorf, Germany | 51-200 | Exact match | 31 contacts → |
“Die DrillTec GUT GmbH Großbohr- und Umwelttechnik gehört zu den europaweit agierenden Bohrkontraktoren für namhafte Unternehmen der Öl, Gas- und Geothermie-Branche.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Daldrup & Söhne AGdaldrup.eu HQ: Ascheberg, GermanyReported employees: 51-200 | Ascheberg, Germany | 51-200 | Exact match | 30 contacts → |
“Die Daldrup & Söhne AG ist Spezialist für Bohrtechnik und die Erschließung geologischer Ressourcen in Deutschland mit Sitz in Ascheberg, Nordrhein-Westfalen.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Nickol & Partner AGnickol-partner.de HQ: Gröbenzell, GermanyReported employees: 51-200 | Gröbenzell, Germany | 51-200 | Exact match | 28 contacts → |
“Die Nickol & Partner AG ist ein interdisziplinäres Planungs- und Ingenieurbüro mit Standorten in Gröbenzell und München.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Umwelttechnik & Ingenieure Gmbhuigmbh.de HQ: Hanover, GermanyReported employees: 11-50 | Hanover, Germany | 11-50 | Exact match | 27 contacts → |
“u&i GmbH - Engineering from one source Since 29 years, we have assumed responsibility for people and the environment.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Eproplan Gmbheproplan.de HQ: Stuttgart, GermanyReported employees: 11-50 | Stuttgart, Germany | 11-50 | Exact match | 26 contacts → |
“Seit 1982 bieten wir als unabhängiges Ingenieurunternehmen innovative Lösungen in Energiemanagement, Energietechnik & Umwelttechnik, Elektrotechnik & Leittechnik sowie Technischer…” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | DMT Gmbh & Co. KGdmt.de HQ: Essen, GermanyReported employees: 11-50 | Essen, Germany | 11-50 | Exact match | 26 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 25 of 623 company matches
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Geothermal engineering firms: dataset insights
October 13, 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
602 records in the displayed employee bands.
21 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 Germany, so it is reported there. Company counts and contact totals on this page are exact for Germany, over 623 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 13, 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 ↗
Geothermal engineering firms by metro
Questions about this company list
What does Exact match mean for geothermal engineering firms?
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 engineering firms did RevenueBase find based in Germany?
The saved snapshot records 623 matching company records, 7,616 tracked contacts and 1,348 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 13, 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.
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Cite this list
RevenueBase Data Team. Top 25 geothermal engineering firms based in Germany. Snapshot: October 13, 2026. https://revenuebase.ai/companies/geothermal-engineering-firms/germany.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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