Company lists · Data refreshed September 2026

Top 25 Power management consulting firms based in Hamburg, Germany

RevenueBase identified 58 power management consulting firms headquartered in Hamburg, Germany as of September 2026 and tracks 805 professional contacts across them, including 209 with verified work emails. Berlin is the largest hub.

This list covers power management consulting firms headquartered in Hamburg, 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 21, 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 21, 2026 86% judged on-target in blind review
58Companies
805Contacts tracked
209Verified emails
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The 25 largest power management consulting firms based in Hamburg, Germany

Ranked by team size
Top 25 of 58 power management consulting firms based in Hamburg, Germany, ranked by team size, largest first. Data refreshed Sep 21, 2026. RevenueBase Smart Search rates how each company's information relates to power management consulting firms: 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
1Indirect evidenceHamburg, GermanyHQ checked Sep 21, 2026201-500305 contacts →

Indirect evidence

“ENERPARC AG is an internationally oriented specialist for all business related to photovoltaics, whether it's in a technical or commercial role, pure consultation or…”

Source: RevenueBase Database · checked Sep 21, 2026
2Indirect evidenceHamburg, GermanyHQ checked Sep 21, 202651-20041 contacts →

Indirect evidence

“Als Problemlöser und Beschleuniger für die Energiewende leisten wir unseren Beitrag als kreativer und kompetenter Partner.”

Source: RevenueBase Database · checked Sep 21, 2026
3Indirect evidenceHamburg, GermanyHQ checked Sep 21, 202651-20040 contacts →

Indirect evidence

“EHA wurde bereits 1998 als Joint Venture der damaligen Hamburgische Electricitäts-Werke AG (HEW) und der REWE Group gegründet.”

Source: RevenueBase Database · checked Sep 21, 2026
4Partial evidenceHamburg, GermanyHQ checked Sep 21, 202651-20029 contacts →

Partial evidence

“Since more than 45 years we have been supporting as a leading consulting and planning office customers primarily from the energy sector.”

Source: RevenueBase Database · checked Sep 21, 2026
5Indirect evidenceHamburg, GermanyHQ checked Sep 21, 202651-20029 contacts →

Indirect evidence

“RENEWA ist dein unabhängiger Partner für energetische Sanierung.”

Source: RevenueBase Database · checked Sep 21, 2026
6Indirect evidenceHamburg, GermanyHQ checked Sep 21, 202611-5028 contacts →

Indirect evidence

“Das Hamburg Institut ist eine Strategieberatung für eine erfolgreiche Energiewende.”

Source: RevenueBase Database · checked Sep 21, 2026
7Indirect evidenceHamburg, GermanyHQ checked Sep 21, 202611-5020 contacts →

Indirect evidence

“8.2 Renewable Energy Experts Hamburg GmbH is part of the 8.2 Group - one of the leading independent renewable energy experts in Germany and Europe with more than MWp solar PV…”

Source: RevenueBase Database · checked Sep 21, 2026
8Partial evidenceHamburg, GermanyHQ checked Sep 21, 202611-5018 contacts →

Partial evidence

Consulting businesses on Energy Efficiency and Renewable Energy UN Sustainable Development Goals and International Cooperation Envidatec offers consulting services on all things…”

Source: RevenueBase Database · checked Sep 21, 2026
9Indirect evidenceHamburg, GermanyHQ checked Sep 21, 202611-5015 contacts →

Indirect evidence

“cervacon ist eine Beratungs-Boutique mit klarer Ausrichtung: Wir beraten und begleiten Führungskräfte der Energiewirtschaft bei der strategischen und operativen Ausrichtung ihrer…”

Source: RevenueBase Database · checked Sep 21, 2026
10Indirect evidenceHamburg, GermanyHQ checked Sep 21, 202611-5015 contacts →

Indirect evidence

“Die Unternehmen der VENTUSventures-Gruppe erbringen Beratungs- und Dienstleistungen für Kunden in der Energie- und Finanzwirtschaft und verstehen sich im Bereich der erneuerbaren…”

Source: RevenueBase Database · checked Sep 21, 2026
11Strong evidenceHamburg, GermanyHQ checked Sep 21, 202611-5014 contacts →

Strong evidence

“Die E1 Management Consulting GmbH mit Sitz in Hamburg ist eine auf die Energiewirtschaft spezialisierte deutsche Unternehmensberatung.”

Source: RevenueBase Database · checked Sep 21, 2026
12Indirect evidenceHamburg, GermanyHQ checked Sep 21, 202611-507 contacts →

Indirect evidence

“Klima Kontor - Atmosphäre schaffen Über uns: Klima Kontor ist ein führendes Architektur- und Ingenieurbüro, das sich auf nachhaltige und energieeffiziente Lösungen spezialisiert…”

Source: RevenueBase Database · checked Sep 21, 2026
13Indirect evidenceHamburg, GermanyHQ checked Sep 21, 202611-505 contacts →

Indirect evidence

“Elbe Energie GmbH Energietechnik Energiehandel is a company based out of 14 Grimm, Hamburg, Germany.”

Source: RevenueBase Database · checked Sep 21, 2026
14Indirect evidenceHamburg, GermanyHQ checked Sep 21, 20261-104 contacts →

Indirect evidence

“At 10HOCH3, we are passionate drivers for a sustainable, greener future powered by renewables.”

Source: RevenueBase Database · checked Sep 21, 2026
15Indirect evidenceHamburg, GermanyHQ checked Sep 21, 20261-104 contacts →

Indirect evidence

“Wir sind ein spezialisiertes Beratungsunternehmen für energieintensive Unternehmen und unterstützen unsere Kunden dabei, ihre Energiebeschaffung strategisch, kosteneffizient und…”

Source: RevenueBase Database · checked Sep 21, 2026
16Indirect evidenceHamburg, GermanyHQ checked Sep 21, 20261-103 contacts →

Indirect evidence

“Wir haben uns das Ziel gesetzt, die Energiewende zu begleiten, mitzugestalten und aktiv voranzutreiben.”

Source: RevenueBase Database · checked Sep 21, 2026
17Indirect evidenceHamburg, GermanyHQ checked Sep 21, 20261-103 contacts →

Indirect evidence

“Eine ordentliche Hamburger Brise frischer Energie und Denkweisen in der Architektur.”

Source: RevenueBase Database · checked Sep 21, 2026
18Indirect evidenceHamburg, GermanyHQ checked Sep 21, 202611-502 contacts →

Indirect evidence

“Das Erreichen von Nachhaltigkeitszielen steht heute mehr im Fokus denn je.”

Source: RevenueBase Database · checked Sep 21, 2026
19Indirect evidenceHamburg, GermanyHQ checked Sep 21, 202611-502 contacts →

Indirect evidence

“Die EnMaS Deutsche Servicegesellschaft für Energiemanagement mbH ist spezialisiert auf Dienstleistungen rund um das Thema Energieeffizienz, Förderungen und erneuerbare Energien-…”

Source: RevenueBase Database · checked Sep 21, 2026
20Indirect evidenceHamburg, GermanyHQ checked Sep 21, 202611-502 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 21, 2026
21Indirect evidenceHamburg, GermanyHQ checked Sep 21, 20261-102 contacts →

Indirect evidence

“Wir ebnen den Weg in eine nachhaltige Wärmeversorgung – effizient, erneuerbar, digital.”

Source: RevenueBase Database · checked Sep 21, 2026
22Indirect evidenceHamburg, GermanyHQ checked Sep 21, 20261-102 contacts →

Indirect evidence

“Die Dekarbonisierung des Immobilienbestands ist eine der wesentlichen Herausforderungen in den kommenden 20 Jahren.”

Source: RevenueBase Database · checked Sep 21, 2026
23Strong evidenceHamburg, GermanyHQ checked Sep 21, 20261-102 contacts →

Strong evidence

“arrhenius consult GmbH is a management consulting company based out of 18 Am Waldpark, Hamburg, Germany.”

Source: RevenueBase Database · checked Sep 21, 2026
24Partial evidenceHamburg, GermanyHQ checked Sep 21, 20261-102 contacts →

Partial evidence

“UPSCALE Solutions is a boutique consulting and software studio for the energy transition.”

Source: RevenueBase Database · checked Sep 21, 2026
25Indirect evidenceHamburg, GermanyHQ checked Sep 21, 202611-501 contacts →

Indirect evidence

“We are a renewable energy company focused on implementing sustainable and efficient production of electricity for businesses and households throughout Europe.”

Source: RevenueBase Database · checked Sep 21, 2026

Showing 25 of 58 power management consulting firms based in Hamburg, Germany

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Power management consulting firms based in Hamburg, Germany at a glance

As of Sep 21, 2026
26.0%Verified-email coverage
13.9Average contacts per company
1-10Median size (employees)
165.5%Largest-city concentration · Berlin
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
30
11-50
19
51-200
6
201-500
3

Email recency for this list is measured across the whole Germany list rather than for Hamburg, so it is reported there. Company counts and contact totals on this page are exact for Hamburg, over 58 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 power management consulting firms, 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 Hamburg, Germany whose own description of what they do matches “power management consulting firms”. 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 power management consulting firms), 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 power management consulting firms, and records with no verified work email. Companies headquartered outside Hamburg 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, 209 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 21, 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.

Power management consulting firms by metro in Germany

  • Power management consulting firms in Berlin96
  • Power management consulting firms in Hamburg58
  • Power management consulting firms in Munchen36
  • Power management consulting firms in Dusseldorf30
  • Power management consulting firms in Koln26

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 power management consulting firms, 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 power management consulting firms are there based in Hamburg, Germany?

RevenueBase identified 58 power management consulting firms headquartered in Hamburg, 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?

Enerparc AG, headquartered in Hamburg, tops this list with the largest team on record.

Which city has the most power management consulting firms?

Berlin leads with 96 headquartered companies, followed by Hamburg (58) and Munchen (36).

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 209 verified decision-maker contacts tracked across these 58 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 21, 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.