Company lists · Data refreshed September 2026

Top 25 Building energy auditing software companies based in Germany

RevenueBase identified 221 company matches for building energy auditing software companies associated with Germany as of September 2026 and tracks 1,498 professional contacts across them, including 663 with verified work emails. Berlin is the largest hub.

This list covers company matches for building energy auditing software companies 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 27, 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 27, 2026 How this list was built
221Companies
1,498Contacts tracked
663Verified emails
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The 25 largest building energy auditing software companies based in Germany

Ranked by team size
Top 25 of 221 company matches for building energy auditing software companies based in Germany, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 27, 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 27, 202651-200105 contacts →

Exact match

“Pioneer of smart real estate We make real estate climate-friendly, comfortable and economical: To achieve this we digitize and network buildings on behalf of our customers and…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
2Exact matchBerlin, GermanyHQ recorded Sep 27, 202651-20084 contacts →

Exact match

“The energy-saving pilot for all boiler rooms.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
3Exact matchAachen, GermanyHQ recorded Sep 27, 202651-20055 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
4Exact matchMunich, GermanyHQ recorded Sep 27, 202651-20047 contacts →

Exact match

“In a market full of complexity and empty promises, 42watt makes energy-efficient building modernization simple, reliable, and actionable.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
5Exact matchBerlin, GermanyHQ recorded Sep 27, 202651-20046 contacts →

Exact match

“Since its founding 20 years ago, ÖKOTEC stands for intelligent solutions for the reduction of energy and resource consumption.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
6Exact matchIlmenau, GermanyHQ recorded Sep 27, 202651-20043 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
7Exact matchBonn, GermanyHQ recorded Sep 27, 202651-20041 contacts →

Exact match

“Recogizer unterstützt Bestandshalter, Eigentümer und Dienstleister dabei, die Nachhaltigkeit von Gewerbeimmobilien messbar zu steigern.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
8Exact matchKarlsruhe, GermanyHQ recorded Sep 27, 202611-5039 contacts →

Exact match

“INDIVIDUALIZED SOFTWARE FOR THE ENERGY TOPICS OF THE FUTURE Seven2one is passionate about developing software for a sustainable energy world The solution is our focus.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
9Exact matchBerlin, GermanyHQ recorded Sep 27, 202611-5037 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
10Exact matchFreiburg, GermanyHQ recorded Sep 27, 202611-5030 contacts →

Exact match

“We are Enit.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
11Exact matchNuremberg, GermanyHQ recorded Sep 27, 202651-20030 contacts →

Exact match

“IngSoft is a pioneer in software-engineering for effective and long-term energy management in accordance with ISO With its intelligent software solution IngSoft InterWatt, the…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
12Exact matchHamburg, GermanyHQ recorded Sep 27, 202651-20029 contacts →

Exact match

“RENEWA ist dein unabhängiger Partner für energetische Sanierung.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
13Exact matchNuremberg, GermanyHQ recorded Sep 27, 202611-5029 contacts →

Exact match

“With deep roots in energy engineering and supported by our own software development, heatbeat works on innovative solutions for the dynamic simulation of heating and cooling…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
14Exact matchKarlsruhe, GermanyHQ recorded Sep 27, 202651-20029 contacts →

Exact match

“Energieeffizienzmaßnahmen sind nicht immer mit hohen Investitionen verbunden.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
15Exact matchStuttgart, GermanyHQ recorded Sep 27, 202651-20027 contacts →

Exact match

“Energy-efficient building renovations are complex.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
16Exact matchCologne, GermanyHQ recorded Sep 27, 20261-1023 contacts →

Exact match

“Making the invisible flow of energy visible!”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
17Exact matchMannheim, GermanyHQ recorded Sep 27, 202611-5022 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
18Exact matchBerlin, GermanyHQ recorded Sep 27, 202611-5022 contacts →

Exact match

“Thermosphr is a revolutionary operating system for thermal management in commercial buildings.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
19Exact matchRostock, GermanyHQ recorded Sep 27, 202611-5020 contacts →

Exact match

“Wir wollen die Energiewende entscheidend voranbringen.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
20Exact matchBielefeld, GermanyHQ recorded Sep 27, 202611-5020 contacts →

Exact match

“Perfect building performance - right from the first minute of operation?”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
21Exact matchFreiburg, GermanyHQ recorded Sep 27, 202611-5019 contacts →

Exact match

“Gebäude verfallen nicht über Nacht.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
22Exact matchBerlin, GermanyHQ recorded Sep 27, 202611-5019 contacts →

Exact match

“perto is an energy efficiency service provider for large properties.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
23Exact matchHamburg, GermanyHQ recorded Sep 27, 202611-5018 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
24Exact matchRostock, GermanyHQ recorded Sep 27, 202611-5016 contacts →

Exact match

“Wir machen Gebäudedaten erfolgreich.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
25Exact matchStuttgart, GermanyHQ recorded Sep 27, 202651-20016 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase

Showing 25 of 221 building energy auditing software companies based in Germany

See the full list, filter by size, metro and specialty, and access 663 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Building energy auditing software companies based in Germany at a glance

As of Sep 27, 2026
44.3%Verified-email coverage
6.8Average contacts per company
1-10Median size (employees)
12.7%Largest-city concentration · Berlin
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
142
11-50
54
51-200
14
5,001-10,000
2

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 221 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 “building energy auditing software companies” 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 663 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 27, 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 “building energy auditing software companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many building energy auditing software companies are there based in Germany?

RevenueBase identified 221 company matches for building energy auditing software companies 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?

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

Which city has the most building energy auditing software companies?

Berlin leads with 28 company records, followed by Hamburg (13) and Stuttgart (11).

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 663 professional contacts with verified work emails tracked across these 221 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 27, 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.