Company lists · Data refreshed September 2026

Top 25 Energy aggregators based in Germany

RevenueBase identified 323 company matches for energy aggregators associated with Germany as of September 2026 and tracks 5,494 professional contacts across them, including 2,193 with verified work emails. Berlin is the largest hub.

This list covers company matches for energy aggregators 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 September 16, 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 Sep 16, 2026 How this list was built
323Companies
5,494Contacts tracked
2,193Verified emails
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The 25 largest energy aggregators based in Germany

Ranked by team size
Top 25 of 323 company matches for energy aggregators based in Germany, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 16, 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 matchHamburg, GermanyHQ recorded Sep 16, 20261,001-5,000897 contacts →

Exact match

“1KOMMA5° wurde gegründet um Millionen Gebäude in Europa klimaneutral immer mit dem günstigsten Strom zu versorgen - ganz ohne fossile Energie.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
2Exact matchAachen, GermanyHQ recorded Sep 16, 2026201-500362 contacts →

Exact match

“VISIONEN VERWIRKLICHEN.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
3Exact matchCologne, GermanyHQ recorded Sep 16, 2026201-500211 contacts →

Exact match

“As the operator of one of Europe’s largest Virtual Power Plants, we connect thousands of energy producers, consumers, and storage systems to form a powerful team for renewable…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
4Exact matchHamburg, GermanyHQ recorded Sep 16, 2026501-1,000187 contacts →

Exact match

“Wir sind Ihr Partner für die smarte Energiewende in der Wohnimmobilie.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
5Exact matchRuderting, GermanyHQ recorded Sep 16, 2026201-500141 contacts →

Exact match

“wattline – Gemeinsam zu dauerhaft besseren Energiepreisen!”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
6Exact matchMunich, GermanyHQ recorded Sep 16, 202651-200120 contacts →

Exact match

“Beyond Trading We are an energy trader and market leader for trading flexible energy systems in Europe.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
7Exact matchDresden, GermanyHQ recorded Sep 16, 202651-200118 contacts →

Exact match

“Kiwigrid ist das IoT-Unternehmen für Energiemanagement und Energieoptimierung.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
8Exact matchHamburg, GermanyHQ recorded Sep 16, 202651-200112 contacts →

Exact match

“Der Energieanbieter Rabot Energy macht es für jeden möglich, unkompliziert aktiver Teil der Energiewende zu werden.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
9Exact matchBerlin, GermanyHQ recorded Sep 16, 202651-200108 contacts →

Exact match

“Make energy a driver of business success.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
10Exact matchLeipzig, GermanyHQ recorded Sep 16, 202651-200107 contacts →

Exact match

“Designing the energy market of the future together Within our multifaceted and committed team, we are actively involved in the energy turnaround with a high degree of creativeness.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
11Exact matchOffenburg, GermanyHQ recorded Sep 16, 2026201-50088 contacts →

Exact match

“e.optimum is Germany's largest independent energy purchasing association!”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
12Exact matchMunich, GermanyHQ recorded Sep 16, 202651-20080 contacts →

Exact match

“ecoplanet ist die weltweite erste Software für integriertes Energiemanagement: Verbrauchssteuerung, intelligente Beschaffung und Regulatorik an einem Ort & KI-basiert optimiert.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
13Exact matchFreiburg Im Breisgau, GermanyHQ recorded Sep 16, 202651-20078 contacts →

Exact match

“Vom Start Up zum Marktführer: Smarte Entscheidungen rund um Haus und Energie, dafür steht WattFox seit 2011.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
14Exact matchBerlin, GermanyHQ recorded Sep 16, 202651-20072 contacts →

Exact match

“Solandeo installiert und betreibt dort, wo sie einen konkreten Mehrwert schaffen.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
15Exact matchSaarlouis, GermanyHQ recorded Sep 16, 202651-20071 contacts →

Exact match

“Als Innovationstreiber der Energiebranche ist inexogy von dem Ziel getrieben, die Weichen der künftigen, klimaneutralen Energiewelt zu stellen.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
16Exact matchStuttgart, GermanyHQ recorded Sep 16, 202651-20068 contacts →

Exact match

“metergrid develops innovative SaaS products for specific problems of decentralized energy systems.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
17Exact matchBerlin, GermanyHQ recorded Sep 16, 202651-20056 contacts →

Exact match

“CO2 emissions in the real estate sector must be reduced quickly.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
18Exact matchGröbenzell, GermanyHQ recorded Sep 16, 202651-20055 contacts →

Exact match

“E-Smart: Richtungsweisende Lösungen für einen smarten und günstigen Energieeinkauf.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
19Exact matchEssen, GermanyHQ recorded Sep 16, 202651-20054 contacts →

Exact match

“ESFORIN SE is the independent market leader and pioneer in flexibility marketing and cross-market optimisation in Europe.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
20Exact matchEssen, GermanyHQ recorded Sep 16, 202611-5054 contacts →

Exact match

“E.ON One is an ecosystem of innovative energy software scale-ups accelerating the energy transition together through digitalisation.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
21Exact matchOsnabrück, GermanyHQ recorded Sep 16, 202651-20052 contacts →

Exact match

“smartOPTIMO wurde 2009 von den Stadtwerken Münster und Osnabrück gegründet und ist eines der führenden Stadtwerke-Netzwerke Deutschlands.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
22Exact matchBerlin, GermanyHQ recorded Sep 16, 202651-20046 contacts →

Exact match

“Ostrom is a Certified B Corp™ digital energy management platform based in Berlin that makes green electricity affordable and straightforward for households in Germany.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
23Exact matchBruchsal, GermanyHQ recorded Sep 16, 202651-20044 contacts →

Exact match

“Wir bei Enoplan haben es uns zur Aufgabe gemacht, Unternehmen beim Thema Energie Transparenz und Sicherheit zu geben.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
24Exact matchBerlin, GermanyHQ recorded Sep 16, 202651-20042 contacts →

Exact match

“Lumenaza GmbH is a Berlin-based company that develops solutions driving the digitalization of the energy transition, enabling both individuals and businesses to benefit from the…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
25Exact matchBerlin, GermanyHQ recorded Sep 16, 202611-5039 contacts →

Exact match

“Frequenz' autonomous mind platform revolutionizes the way the world manages, stores and trades power.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase

Showing 25 of 323 energy aggregators based in Germany

See the full list, filter by size, metro and specialty, and access 2,193 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Energy aggregators based in Germany at a glance

As of Sep 16, 2026
39.9%Verified-email coverage
17.0Average contacts per company
1-10Median size (employees)
9.9%Largest-city concentration · Berlin
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
168
11-50
99
51-200
41
201-500
4
501-1,000
3
1,001-5,000
2
5,001-10,000
1

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 323 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 “energy aggregators” 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 2,193 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 September 16, 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 “energy aggregators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many energy aggregators are there based in Germany?

RevenueBase identified 323 company matches for energy aggregators associated with Germany as of September 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?

1komma5 tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most energy aggregators?

Berlin leads with 32 company records, followed by Hamburg (21) and Munich (19).

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 2,193 professional contacts with verified work emails tracked across these 323 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 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 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.