Company lists · Data refreshed November 2026

Top 17 Geothermal engineers based in Austria

RevenueBase identified 31 company matches for geothermal engineers associated with Austria as of November 2026 and tracks 308 professional contacts across them, including 124 with verified work emails. Vienna is the largest hub.

This list covers company matches for geothermal engineers associated with Austria, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
31Companies
308Contacts tracked
124Verified emails
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The 17 largest geothermal engineers based in Austria

Ranked by team size
Top 17 of 31 company matches for geothermal engineers based in Austria, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchVienna, AustriaHQ recorded Nov 6, 202611-5048 contacts →

Exact match

“CES clean energy solutions is an enginneering consultant company and serves you as competence centre for energy efficiency, renewable energy and sustainable development.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchSaalfelden Am Steinernen Meer, AustriaHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“mjp Ziviltechniker GmbH| Geologie / Hydrogeologie /Geotechnik / Naturgefahren und Umwelt”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchPinggau, AustriaHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“Die Ringhofer & Partner GmbH mit Sitz in Pinggau in der Steiermark ist eines der führenden Planungsbüros im Bereich Gebäudetechnik, Bau- und Energieplanung österreichweit.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchLeoben, AustriaHQ recorded Nov 6, 20261-108 contacts →

Exact match

“What do we stand for?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchSteinhaus Bei Wels, AustriaHQ recorded Nov 6, 20261-107 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchPoysdorf, AustriaHQ recorded Nov 6, 202611-506 contacts →

Exact match

“Die Ruralplan Ziviltechniker Gesellschaft m.b.H vereint seit 2008 umfassende Expertise im Rahmen folgender Befugnisse- Landwirtschaft - Landschaftsplanung und -pflege- Raumplanung…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchGraz, AustriaHQ recorded Nov 6, 202611-505 contacts →

Exact match

“Wasser ist eine der wichtigsten Lebensgrundlagen – die JR-AquaConSol GmbH verschreibt sich der qualitativen und quantitativen Sicherung dieser wertvollen Ressource.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchNeckenmarkt, AustriaHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Ingenieurbüro für: thermische Energietechnik & industrielle Energieeffizienz”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchVienna, AustriaHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Ursprünglich wurde das Unternehmen als Technisches Büro für Kulturtechnik und Wasserwirtschaft gegründet.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchVienna, AustriaHQ recorded Nov 6, 20261-104 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchRöthis, AustriaHQ recorded Nov 6, 202611-503 contacts →

Exact match

“Planung, Installation, Wartung und Betrieb von geothermischen Anlagen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchLudersdorf, AustriaHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Die Hydro GmbH, Ingenieurbüro für Hydrogeologie und Geothermie, wurde 2023 von Mag.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchAustriaHQ recorded Nov 6, 20261-102 contacts →

Exact match

“GEO Unterweissacher GmbH ist ein österreichisches Ingenieubüro für Geologie und Geotechnik.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchGraz, AustriaHQ recorded Nov 6, 20261-102 contacts →

Exact match

“The HIRO Europe GmbH has set itself the goal of making a significant contribution to the continued success of sustainable CO2-free domestic, commercial and industrial energy…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchRadenthein, AustriaHQ recorded Nov 6, 202611-502 contacts →

Exact match

“Stellen Sie sich vor Sie erhalten für den Rest Ihres Lebens keine Rechnungen mehr für Öl oder Gas von Ihrem Versorger.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchInnsbruck, AustriaHQ recorded Nov 6, 202611-502 contacts →

Exact match

“Kompetenz im Ingenieurbau Wir sind Experten in unseren Arbeitsgebieten Wir arbeiten mit modernsten 3D-Methoden Wir betreuen Sie und Ihre Projekte weltweit Unser Schwerpunkt sind…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchTelfes, AustriaHQ recorded Nov 6, 20261-101 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 17 of 31 geothermal engineers based in Austria

See the full list, filter by size, metro and specialty, and access 124 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Geothermal engineers based in Austria at a glance

As of Nov 6, 2026
40.3%Verified-email coverage
9.9Average contacts per company
1-10Median size (employees)
22.6%Largest-city concentration · Vienna
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
17
11-50
13
51-200
1

Email recency for this list is measured worldwide rather than for Austria, so it is reported there. Company counts and contact totals on this page are exact for Austria, over 31 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 Austria whose business descriptions match “geothermal engineers” 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 124 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 engineers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many geothermal engineers are there based in Austria?

RevenueBase identified 31 company matches for geothermal engineers associated with Austria 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?

CES Clean Energy Solutions tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most geothermal engineers?

Vienna leads with 7 company records, followed by Graz (3) and Innsbruck (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 124 professional contacts with verified work emails tracked across these 31 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.

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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.