Company lists · Data refreshed September 2026

Top 25 Energy transition consultants based in Germany

RevenueBase identified 1,282 energy transition consultants headquartered in Germany as of September 2026 and tracks 17,500 professional contacts across them, including 7,248 with verified work emails. Berlin is the largest hub.

This list covers energy transition consultants headquartered in Germany, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 16, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 16, 2026 86% judged on-target in blind review
1,282Companies
17,500Contacts tracked
7,248Verified emails
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The 25 largest energy transition consultants based in Germany

Ranked by team size
Top 25 of 1,282 energy transition consultants based in Germany, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to energy transition consultants: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceMunich, GermanyHQ checked Sep 16, 20261,001-5,0004,632 contacts →

Partial evidence

“Roland Berger is the only leading global strategy consultancy of European origin.”

Source: RevenueBase Database · checked Sep 16, 2026
2Strong evidenceStuttgart, GermanyHQ checked Sep 16, 20261,001-5,0001,279 contacts →

Strong evidence

“As a leading, independent engineering and consultancy enterprise active in the sectors of energy and infrastructure, Fichtner handles challenging projects in countries all over…”

Source: RevenueBase Database · checked Sep 16, 2026
3Partial evidenceEssen, GermanyHQ checked Sep 16, 20261,001-5,000395 contacts →

Partial evidence

“Iqony makes green energy feasible.”

Source: RevenueBase Database · checked Sep 16, 2026
4Indirect evidenceMunich, GermanyHQ checked Sep 16, 20261,001-5,000379 contacts →

Indirect evidence

“At BayWa r.e.”

Source: RevenueBase Database · checked Sep 16, 2026
5Indirect evidenceMünchen, GermanyHQ checked Sep 16, 2026501-1,000285 contacts →

Indirect evidence

“Welcome to H&Z We offer more than successful strategy development.”

Source: RevenueBase Database · checked Sep 16, 2026
6Partial evidenceBerlin, GermanyHQ checked Sep 16, 2026201-500269 contacts →

Partial evidence

“adelphi consult is a leading independent consultancy specialising in climate, environment and development.”

Source: RevenueBase Database · checked Sep 16, 2026
7Partial evidenceBochum, GermanyHQ checked Sep 16, 2026501-1,000269 contacts →

Partial evidence

“Von Planung bis Bauüberwachung in großen Infrastruktur-Projekten, von Architektur bis Erneuerbare Energien-ZETCON Ingenieure sind ganz vorne mit dabei in den Bereichen Energie…”

Source: RevenueBase Database · checked Sep 16, 2026
8Partial evidenceMünster, GermanyHQ checked Sep 16, 2026201-500152 contacts →

Partial evidence

“Wir erschaffen Zukunft – mit erneuerbaren Energien und innovativen Lösungen!”

Source: RevenueBase Database · checked Sep 16, 2026
9Indirect evidenceEssen, GermanyHQ checked Sep 16, 202651-200151 contacts →

Indirect evidence

“We are E.ON Inhouse Consulting and you should definitely remember our name.”

Source: RevenueBase Database · checked Sep 16, 2026
10Partial evidenceFrankfurt, GermanyHQ checked Sep 16, 202651-200147 contacts →

Partial evidence

“Wir sind ein führender europäischer Energie- und Nachhaltigkeitsberater in der Immobilienwirtschaft.”

Source: RevenueBase Database · checked Sep 16, 2026
11Partial evidenceHeidelberg, GermanyHQ checked Sep 16, 2026501-1,000143 contacts →

Partial evidence

“Wir, die hsag Heidelberger Services AG, sind Ihr Partner in der Energiewirtschaft.”

Source: RevenueBase Database · checked Sep 16, 2026
12Partial evidenceEssen, GermanyHQ checked Sep 16, 20261,001-5,000142 contacts →

Partial evidence

“STEAG Energy Services GmbH (SES) is one of the world’s leading service providers for power assets: we offer German minded engineering for more than MW of installed capacity in a…”

Source: RevenueBase Database · checked Sep 16, 2026
13Partial evidenceAachen, GermanyHQ checked Sep 16, 202651-200112 contacts →

Partial evidence

“As pioneers and experts, BET shapes the energy landscape of tomorrow.”

Source: RevenueBase Database · checked Sep 16, 2026
14Partial evidenceIsmaning/münchen, GermanyHQ checked Sep 16, 202651-200108 contacts →

Partial evidence

“m3 management consulting is a consultancy focused around the network industry (such as utilities and telecommunications), that combines traditional management consulting and…”

Source: RevenueBase Database · checked Sep 16, 2026
15Strong evidenceBerlin, GermanyHQ checked Sep 16, 202651-200102 contacts →

Strong evidence

“We are not only producing green energy from wind – we repower and transform old wind parks into the future backbone of Europe’s energy transition.”

Source: RevenueBase Database · checked Sep 16, 2026
16Partial evidenceMannheim, GermanyHQ checked Sep 16, 2026201-50092 contacts →

Partial evidence

“MVV Enamic bietet als B2B-Lösungseinheit der MVV Energie AG Geschäftskunden ganzheitliche Energielösungen aus einer Hand.”

Source: RevenueBase Database · checked Sep 16, 2026
17Partial evidenceMunich, GermanyHQ checked Sep 16, 202651-20091 contacts →

Partial evidence

“We empower people to shape a sustainable energy system.”

Source: RevenueBase Database · checked Sep 16, 2026
18Partial evidenceBerlin, GermanyHQ checked Sep 16, 202651-20089 contacts →

Partial evidence

“ENLITE ist der umsetzungsstärkste Berater und Begleiter für Führungskräfte der Energiewirtschaft.”

Source: RevenueBase Database · checked Sep 16, 2026
19Indirect evidenceHamburg, GermanyHQ checked Sep 16, 202651-20088 contacts →

Indirect evidence

“KODIAK's SERVICES: PROJECT DEVELOPMENT ADVISORY - Project development and strategic planning - Market advisory - Advisory in technology and location - Project governance and…”

Source: RevenueBase Database · checked Sep 16, 2026
20Indirect evidenceGrünwald, GermanyHQ checked Sep 16, 202651-20084 contacts →

Indirect evidence

“Die Hochfrequenz Unternehmensberatung GmbH wurde 2009 gegründet.”

Source: RevenueBase Database · checked Sep 16, 2026
21Partial evidenceDüsseldorf, GermanyHQ checked Sep 16, 202651-20081 contacts →

Partial evidence

“Pure Energy is a private clean-tech organization focusing on commercial optimization of renewable & BESS assets, energy trading, origination, and "hands-on" advisory services.”

Source: RevenueBase Database · checked Sep 16, 2026
22Indirect evidenceStuttgart, GermanyHQ checked Sep 16, 202651-20079 contacts →

Indirect evidence

“Herausforderungen von Heute als Chancen für Morgen nutzen.”

Source: RevenueBase Database · checked Sep 16, 2026
23Partial evidenceBad Vilbel, GermanyHQ checked Sep 16, 202651-20079 contacts →

Partial evidence

“With 25 years of experience, First Climate is a leading global provider of carbon management and green energy services for hundreds of corporate and public sector clients.”

Source: RevenueBase Database · checked Sep 16, 2026
24Indirect evidenceLeipzig, GermanyHQ checked Sep 16, 202651-20078 contacts →

Indirect evidence

“Tilia is a French German services, co-development and consulting firm founded in 2009 by people with broad international experience and a common vision of the future of utilities…”

Source: RevenueBase Database · checked Sep 16, 2026
25Indirect evidenceBremen, GermanyHQ checked Sep 16, 202651-20073 contacts →

Indirect evidence

“Comanos emerged from innovative minds with many years of experience in the areas of temporary employment, interim management and recruitment.”

Source: RevenueBase Database · checked Sep 16, 2026

Showing 25 of 1,282 energy transition consultants based in Germany

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Energy transition consultants based in Germany at a glance

As of Sep 16, 2026
41.4%Verified-email coverage
13.7Average contacts per company
1-10Median size (employees)
11.2%Largest-city concentration · Berlin
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
771
11-50
368
51-200
93
201-500
13
501-1,000
4
1,001-5,000
9

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 1,282 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among energy transition consultants, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Germany whose own description of what they do matches “energy transition consultants”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names energy transition consultants), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among energy transition consultants, and records with no verified work email. Companies headquartered outside Germany are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 7,248 across the full list. 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 September 16, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Energy transition consultants by metro

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names energy transition consultants, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many energy transition consultants are there based in Germany?

RevenueBase identified 1,282 energy transition consultants headquartered in Germany as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Roland Berger, headquartered in Munich, tops this list with the largest team on record.

Which city has the most energy transition consultants?

Berlin leads with 143 headquartered companies, followed by Hamburg (88) and Munchen (41).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 7,248 verified decision-maker contacts tracked across these 1,282 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 16, 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 Smart Search, 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.