Company lists · Data refreshed November 2026

Top 25 Green energy consultants based in Austria

RevenueBase identified 80 company matches for green energy consultants associated with Austria as of November 2026 and tracks 463 professional contacts across them, including 196 with verified work emails. Vienna is the largest hub.

This list covers company matches for green energy consultants 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
80Companies
463Contacts tracked
196Verified emails
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The 25 largest green energy consultants based in Austria

Ranked by team size
Top 25 of 80 company matches for green energy consultants 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 matchGraz, AustriaHQ recorded Nov 6, 202651-20029 contacts →

Exact match

“Energie Agentur Steiermark is a company based out of Austria.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchVienna, AustriaHQ recorded Nov 6, 202611-5023 contacts →

Exact match

“e7 is a private research and consulting company specialized in the energy efficiency and the renewable energy sector.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchDornbirn, AustriaHQ recorded Nov 6, 202651-20021 contacts →

Exact match

“Das Energieinstitut Vorarlberg ist ein gemeinnütziger Verein zur Beratung, Bildung und Forschung für sinnvollen Energieeinsatz und erneuerbare Energieträger in Dornbirn…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchVienna, AustriaHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“Mit unserer langjährigen Erfahrung im Energieeinkauf und unserem hohen technischen Know-How begleiten wir unsere Kunden partnerschaftlich und auf Augenhöhe in die Energiezukunft.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchVienna, AustriaHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“The Energy Transformation - Our Vision for the 21st Century!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchAbsam, AustriaHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“We are an Energy Service Company (ESCO) from Tyrol that has set itself the task of realising clean and sustainable solutions for the energy use of companies and private households.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchGraz, AustriaHQ recorded Nov 6, 20261-1010 contacts →

Exact match

“Die 4ward Energy Research GmbH wurde im Juni 2010 zum Zweck der gemeinnützigen Forschung im Bereich Energie (Regenerative Energien; Energieeffizienz; Alternative Antriebssysteme…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchPinsdorf, AustriaHQ recorded Nov 6, 20261-1010 contacts →

Exact match

“We are an Austrian consulting company focusing on planning and implementing future-oriented sustainable energy solutions for responsible people and companies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchVienna, AustriaHQ recorded Nov 6, 20261-109 contacts →

Exact match

“As independent advisors with no products or technology agenda, we help industrial companies, data center operators, municipalities and the energy sector tackle their most pressing…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchBregenz, AustriaHQ recorded Nov 6, 20261-108 contacts →

Exact match

“The Climate Desk TCD Consulting GmbH is a management consultancy with offices in Bregenz, Austria, and Munich, Germany.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchGleisdorf, AustriaHQ recorded Nov 6, 202651-2008 contacts →

Exact match

“Green Electrics unterstützt Sie als Komplettanbieter zuverlässig mit innovativen Lösungen in allen energiewirtschaftlichen Belangen zum Thema Licht, Photovoltaik, Smart Home und…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchKirchbichl, AustriaHQ recorded Nov 6, 20261-107 contacts →

Exact match

“Unsere Firmenphilosophie als Energieberatungsunternehmen basiert auf dem Ziel, unseren Kunden dabei zu helfen, ihre Energieeffizienz zu verbessern und ihre Energiekosten zu…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchHeiligenkreuz, AustriaHQ recorded Nov 6, 202611-507 contacts →

Exact match

“With our energy management know-how, we provide comprehensive advice to municipalities through to companies and private individuals on the basis of energy management analyses…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchVienna, AustriaHQ recorded Nov 6, 20261-106 contacts →

Exact match

“Klimaschutz im Hochbau braucht Aktionen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchEngerwitzdorf, AustriaHQ recorded Nov 6, 20261-106 contacts →

Exact match

“Energy+- your partner for renewable energies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchVienna, AustriaHQ recorded Nov 6, 20261-106 contacts →

Exact match

“A Short History Originally established in 2011 as a joint venture between denkstatt GmbH and ENERTEC - Naftz & Partner GmbH & Co KG, the company known as denkstatt & enertec (d&e…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchVienna, AustriaHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Erneuerbare Energien”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchMötz, AustriaHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Die beste Wahl für Großprojekte in nachhaltigen Energien.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchLinz, AustriaHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Energiewende aus einer Hand: Als innovatives Unternehmen im Bereich erneuerbare Energien sind wir stolz darauf, individuelle Lösungen zu entwickeln, die zu einer nachhaltigen…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchVienna, AustriaHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Energieinstitut der Wirtschaft GmbH is a company based out of Webgasse 29/3, Wien, Wien, Austria.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchGraz, AustriaHQ recorded Nov 6, 20261-102 contacts →

Exact match

“E1 - Home.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchBad Aussee, AustriaHQ recorded Nov 6, 20261-102 contacts →

Exact match

“Ewerk Bad Aussee & Bad Mitterndorf”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchVienna, AustriaHQ recorded Nov 6, 20261-102 contacts →

Exact match

“Wir begleiten Spezialisten und Newcomer aus der Energie- und Umweltbranche bei der Strategieentwicklung und Finanzierung ihrer nachhaltigen Projekte.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchHall In Tirol, AustriaHQ recorded Nov 6, 20261-102 contacts →

Exact match

“Beletron - Ihr Experte für zukunftsweisende, kosteneffiziente Energielösungen für KMU.”

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

Showing 25 of 80 green energy consultants based in Austria

See the full list, filter by size, metro and specialty, and access 196 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Green energy consultants based in Austria at a glance

As of Nov 6, 2026
42.3%Verified-email coverage
5.8Average contacts per company
1-10Median size (employees)
23.8%Largest-city concentration · Vienna
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
61
11-50
13
51-200
6

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 80 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 “green energy consultants” 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 196 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 “green energy consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many green energy consultants are there based in Austria?

RevenueBase identified 80 company matches for green energy consultants 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 green energy consultants?

Vienna leads with 19 company records, followed by Graz (6) and Linz (3).

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 196 professional contacts with verified work emails tracked across these 80 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.