Company lists · Data refreshed September 2026

Top 12 Building decarbonization companies based in Munich, Germany

RevenueBase identified 28 building decarbonization companies headquartered in Munich, Germany as of September 2026 and tracks 182 professional contacts across them, including 99 with verified work emails. Berlin is the largest hub.

This list covers building decarbonization companies headquartered in Munich, 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
28Companies
182Contacts tracked
99Verified emails
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The 12 largest building decarbonization companies based in Munich, Germany

Ranked by team size
Top 12 of 28 building decarbonization companies based in Munich, Germany, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to building decarbonization 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 evidenceMunich, GermanyHQ checked Sep 16, 202651-20047 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 16, 2026
2Indirect evidenceMunich, GermanyHQ checked Sep 16, 202611-5030 contacts →

Indirect evidence

“Unsere Mission ist die Dekarbonisierung der Immobilienbranche.”

Source: RevenueBase Database · checked Sep 16, 2026
3Indirect evidenceMunich, GermanyHQ checked Sep 16, 202611-5017 contacts →

Indirect evidence

“Wir setzen die Klimaziele und energetischen Sanierungsmaßnahmen der Wohnungswirtschaft schnell, planbar und profitabel um.”

Source: RevenueBase Database · checked Sep 16, 2026
4Indirect evidenceMunich, GermanyHQ checked Sep 16, 202611-5015 contacts →

Indirect evidence

“Univers bietet das weltweit umfassendste Dekarbonisierungssystem.”

Source: RevenueBase Database · checked Sep 16, 2026
5Indirect evidenceMunich, GermanyHQ checked Sep 16, 202611-508 contacts →

Indirect evidence

“Die Energie Spezialisten GmbH berät Privatkunden und Unternehmen.”

Source: RevenueBase Database · checked Sep 16, 2026
6Partial evidenceMunich, GermanyHQ checked Sep 16, 202611-508 contacts →

Partial evidence

“Reshape Energy is building a platform that empowers building owners and tenants with a comprehensive suite of energy services aimed at reducing costs, increasing property values…”

Source: RevenueBase Database · checked Sep 16, 2026
7Indirect evidenceMunich, GermanyHQ checked Sep 16, 20261-107 contacts →

Indirect evidence

“Das Team der ATRIA M GmbH ist ein Ingenieurbüro für technische Gebäudeausrüstung, Projektmanagement sowie Beratung.”

Source: RevenueBase Database · checked Sep 16, 2026
8Indirect evidenceMunich, GermanyHQ checked Sep 16, 202611-504 contacts →

Indirect evidence

“At ENIANO, we believe that innovation doesn't have to be complicated.”

Source: RevenueBase Database · checked Sep 16, 2026
9Indirect evidenceMunich, GermanyHQ checked Sep 16, 20261-103 contacts →

Indirect evidence

“Energie-Effizienz-Experten* Um den ganzheitlichen Ansatz sicherzustellen und Förderungen zu sichern unterstützen wir bei Neubauten, sowie Bestandsimmobilien im Wohn- und…”

Source: RevenueBase Database · checked Sep 16, 2026
10Indirect evidenceMunich, GermanyHQ checked Sep 16, 20261-101 contacts →

Indirect evidence

“EWI Energiawechsel - Ihre Partner für nachhaltige Energieinnovationen Über uns: Wir sind ein renommiertes Ingenieurbüro, das sich auf Energieberatung und nachhaltige Lösungen für…”

Source: RevenueBase Database · checked Sep 16, 2026
11Indirect evidenceMunich, GermanyHQ checked Sep 16, 20261-101 contacts →

Indirect evidence

“Die Green Aktiv GmbH unterstützt Unternehmen und Privatpersonen als unabhängiger und überregional tätiger Energieexperte aktiv bei der nachhaltigen Reduzierung Ihrer Energiekosten.”

Source: RevenueBase Database · checked Sep 16, 2026
12Indirect evidenceMunich, GermanyHQ checked Sep 16, 20261-101 contacts →

Indirect evidence

“Die TGA Kollektiv GmbH ist ein Ingenieurbüro für die Disziplinen der technischen Gebäudeausrüstung.”

Source: RevenueBase Database · checked Sep 16, 2026

Showing 12 of 28 building decarbonization companies based in Munich, Germany

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Building decarbonization companies based in Munich, Germany at a glance

As of Sep 16, 2026
54.4%Verified-email coverage
6.5Average contacts per company
1-10Median size (employees)
403.6%Largest-city concentration · Berlin
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
18
11-50
9
51-200
1

Email recency for this list is measured across the whole Germany list rather than for Munich, so it is reported there. Company counts and contact totals on this page are exact for Munich, over 28 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 building decarbonization 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 Munich, Germany whose own description of what they do matches “building decarbonization 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 building decarbonization 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 building decarbonization companies, and records with no verified work email. Companies headquartered outside Munich 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, 99 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.

Building decarbonization companies by metro in Germany

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 building decarbonization 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 building decarbonization companies are there based in Munich, Germany?

RevenueBase identified 28 building decarbonization companies headquartered in Munich, 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?

42watt, headquartered in Munich, tops this list with the largest team on record.

Which city has the most building decarbonization companies?

Berlin leads with 113 headquartered companies, followed by Hamburg (63) and Munchen (40).

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 99 verified decision-maker contacts tracked across these 28 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.