Company lists · Data refreshed September 2026

Top 25 Home energy monitoring software companies based in Germany

RevenueBase identified 93 home energy monitoring software companies headquartered in Germany as of September 2026 and tracks 2,142 professional contacts across them, including 850 with verified work emails. Berlin is the largest hub.

This list covers home energy monitoring software companies 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 28, 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 28, 2026 86% judged on-target in blind review
93Companies
2,142Contacts tracked
850Verified emails
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The 25 largest home energy monitoring software companies based in Germany

Ranked by team size
Top 25 of 93 home energy monitoring software companies based in Germany, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to home energy monitoring software companies: 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 evidenceLahnau, GermanyHQ checked Sep 28, 2026501-1,000267 contacts →

Partial evidence

“Janitza energy measurement technology Nowadays, energy management is not only relevant for the environment and for society but is also a critical competitive factor.”

Source: RevenueBase Database · checked Sep 28, 2026
2Partial evidenceHamburg, GermanyHQ checked Sep 28, 2026501-1,000187 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
3Partial evidenceMünchen, GermanyHQ checked Sep 28, 202651-200162 contacts →

Partial evidence

“At tado° we believe that unnecessarily wasting energy should be a thing of the past.”

Source: RevenueBase Database · checked Sep 28, 2026
4Partial evidenceDresden, GermanyHQ checked Sep 28, 202651-200118 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
5Strong evidenceMunich, GermanyHQ checked Sep 28, 202651-20080 contacts →

Strong evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
6Partial evidenceSaarlouis, GermanyHQ checked Sep 28, 202651-20071 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
7Indirect evidenceBerlin, GermanyHQ checked Sep 28, 202651-20056 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
8Strong evidenceAachen, GermanyHQ checked Sep 28, 202651-20055 contacts →

Strong evidence

“Willkommen bei FirstX, der innovativen Softwareplattform von Klafka & Hinz Energie-Informations-Systeme GmbH.”

Source: RevenueBase Database · checked Sep 28, 2026
9Partial evidenceBerlin, GermanyHQ checked Sep 28, 202651-20046 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
10Partial evidenceIlmenau, GermanyHQ checked Sep 28, 202651-20043 contacts →

Partial evidence

“Betterspace develops smart software solutions that make your day-to-day work easier.”

Source: RevenueBase Database · checked Sep 28, 2026
11Partial evidenceHamburg, GermanyHQ checked Sep 28, 202611-5039 contacts →

Partial evidence

“encentive helps industrial companies reduce energy costs and CO₂ emissions.”

Source: RevenueBase Database · checked Sep 28, 2026
12Partial evidenceHaigerloch, GermanyHQ checked Sep 28, 202651-20039 contacts →

Partial evidence

“Seit mehr als 100 Jahren steht die Theben AG als Mutter der Theben Smart Energy für Innovationen.”

Source: RevenueBase Database · checked Sep 28, 2026
13Partial evidenceBerlin, GermanyHQ checked Sep 28, 202611-5037 contacts →

Partial evidence

“metr aims to accelerate the reduction of global CO2 emissions and make buildings more energy-efficient and sustainable.”

Source: RevenueBase Database · checked Sep 28, 2026
14Strong evidenceGeislingen-Binsdorf, GermanyHQ checked Sep 28, 202651-20036 contacts →

Strong evidence

“Solar-Log GmbH, based in the German city of Geislingen-Binsdorf, is one of the leading companies in the areas of smart energy, feed-in management and PV monitoring with global…”

Source: RevenueBase Database · checked Sep 28, 2026
15Partial evidenceSchwabach, GermanyHQ checked Sep 28, 202651-20029 contacts →

Partial evidence

“Wir sind KBR – Ihr Partner für smartes Energiemanagement!”

Source: RevenueBase Database · checked Sep 28, 2026
16Partial evidenceMartinsried, GermanyHQ checked Sep 28, 202611-5025 contacts →

Partial evidence

“Ganzheitliche Lösungen für effizientes Energiemanagement – seit über 30 Jahren Die Berg GmbH bietet ganzheitliche Energielösungen aus einer Hand.”

Source: RevenueBase Database · checked Sep 28, 2026
17Partial evidenceKöln, GermanyHQ checked Sep 28, 20261-1023 contacts →

Partial evidence

“Making the invisible flow of energy visible!”

Source: RevenueBase Database · checked Sep 28, 2026
18Indirect evidenceMannheim, GermanyHQ checked Sep 28, 202611-5022 contacts →

Indirect evidence

“From the very first concepts and ideas for the product and service range in 2008 over the foundation as a start-up in 2010, econ solutions GmbH now is a nationwide active…”

Source: RevenueBase Database · checked Sep 28, 2026
19Strong evidenceKöln, GermanyHQ checked Sep 28, 202651-20021 contacts →

Strong evidence

“ROCKETHOME is a leading provider of home energy management and smart building systems in Europe.”

Source: RevenueBase Database · checked Sep 28, 2026
20Partial evidenceMunich, GermanyHQ checked Sep 28, 202611-5018 contacts →

Partial evidence

“Wettbewerblicher Strom, Gas Digitale Zählertechnik Mehrwertdienstleistungen Energiedatentransparenz und -optimierung”

Source: RevenueBase Database · checked Sep 28, 2026
21Partial evidenceLandsberg Am Lech, GermanyHQ checked Sep 28, 202611-5016 contacts →

Partial evidence

“clever-PV ist die Hersteller-unabhängige Energiemanagement App!”

Source: RevenueBase Database · checked Sep 28, 2026
22Indirect evidenceStuttgart, GermanyHQ checked Sep 28, 202651-20016 contacts →

Indirect evidence

“Seit mehr als 25 Jahren entwickeln und vertreiben wir unsere Produkte und erweitern unser Serviceangebot.”

Source: RevenueBase Database · checked Sep 28, 2026
23Partial evidenceStuttgart, GermanyHQ checked Sep 28, 202611-5014 contacts →

Partial evidence

“OPTENDA steht für OPTimize ENergy by DAta.”

Source: RevenueBase Database · checked Sep 28, 2026
24Partial evidenceBerlin, GermanyHQ checked Sep 28, 202611-5014 contacts →

Partial evidence

“Our vision is to empower utilities and property managers, to intelligently and efficiently manage their energy usage and emitted emissions to achieve tomorrow’s energy revolution…”

Source: RevenueBase Database · checked Sep 28, 2026
25Indirect evidenceBerlin, GermanyHQ checked Sep 28, 20261-1013 contacts →

Indirect evidence

“decarbon1ze develops smart solutions for metering and billing the consumption of individual electric appliances.”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 93 home energy monitoring software companies based in Germany

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Home energy monitoring software companies based in Germany at a glance

As of Sep 28, 2026
39.7%Verified-email coverage
23.0Average contacts per company
11-50Median size (employees)
9.7%Largest-city concentration · Berlin
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
37
11-50
35
51-200
16
501-1,000
4
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 93 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 home energy monitoring software companies, 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 “home energy monitoring software companies”. 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 home energy monitoring software companies), 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 home energy monitoring software companies, 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, 850 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 28, 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.

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 home energy monitoring software companies, 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 home energy monitoring software companies are there based in Germany?

RevenueBase identified 93 home energy monitoring software companies 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?

Janitza Electronics Gmbh, headquartered in Lahnau, tops this list with the largest team on record.

Which city has the most home energy monitoring software companies?

Berlin leads with 9 headquartered companies, followed by Stuttgart (6) and Hamburg (5).

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 850 verified decision-maker contacts tracked across these 93 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 28, 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.