Company lists · Data refreshed November 2026

Top 25 Hvac decarbonization specialists based in Germany

RevenueBase identified 133 company matches for hvac decarbonization specialists associated with Germany as of November 2026 and tracks 1,048 professional contacts across them, including 360 with verified work emails. Berlin is the largest hub.

This list covers company matches for hvac decarbonization specialists 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 November 6, 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 Nov 6, 2026 How this list was built
133Companies
1,048Contacts tracked
360Verified emails
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The 25 largest hvac decarbonization specialists based in Germany

Ranked by team size
Top 25 of 133 company matches for hvac decarbonization specialists based in Germany, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchRastede, GermanyHQ recorded Nov 6, 2026201-500117 contacts →

Exact match

“BRÖTJE efficient heating system technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchCologne, GermanyHQ recorded Nov 6, 2026201-50053 contacts →

Exact match

“Vor mehr als 90 Jahren hat unser Firmengründer Günther Schwank den ersten Gas-Infrarot-Hellstrahler erfunden.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchUlm, GermanyHQ recorded Nov 6, 202611-5048 contacts →

Exact match

“The Envola System is an innovative, holistic and most sustainable approach to enable smart and efficient HVAC solutions for buildings.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchDonaueschingen, GermanyHQ recorded Nov 6, 202611-5033 contacts →

Exact match

“The name NOVA stands for the highest quality, precision and reliability in the HVAC industry across Europe when it comes to ventilation and air conditioning: NOVA from…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchUnterensingen, GermanyHQ recorded Nov 6, 202611-5030 contacts →

Exact match

“Seit 15 Jahren steht 3N Solutions für professionelle Reinigungs-Dienstleistungen an elektrischen Anlagen und Maschinen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchWaldeck, GermanyHQ recorded Nov 6, 202651-20029 contacts →

Exact match

“Handwerksunternehmen - im Bereich: Heizung, Lüftung, Klima & Sanitär!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact match45768 Marl, GermanyHQ recorded Nov 6, 2026n/a25 contacts →

Exact match

“Wir sind Ihr zuverlässiger Komplettanbieter für Kälte, Lüftungs, Kühl- und Heizlösungen in Gewerbe und Industrie.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchMunich, GermanyHQ recorded Nov 6, 202611-5025 contacts →

Exact match

“nuuEnergy unterstützt Sie dabei, Ihre Heiztechnik klimafreundlich und zukunftssicher zu machen – mit moderner Wärmepumpentechnologie.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchNeu-isenburg, GermanyHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“Die Etanomics Service GmbH wurde gegründet aus dem Nachhaltigkeitsprojekt „Effizienz Plus" der Viessmann Group: Mit unserer Hilfe wurde der Verbrauch von Öl und Gas um 60 Prozent…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchMuggensturm, GermanyHQ recorded Nov 6, 202651-20019 contacts →

Exact match

“GROSS Energietechnik sind die Spezialist*innen für Heizung, Kälte, Klima, Lüftung, Sanitär und alternative Energietechnik z.B.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchOberkirch, GermanyHQ recorded Nov 6, 2026201-50019 contacts →

Exact match

“Wasser, Wärme, Luft sind unsere Elemente.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchHamburg, GermanyHQ recorded Nov 6, 20261-1018 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchBerlin, GermanyHQ recorded Nov 6, 202611-5016 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchDüsseldorf, GermanyHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“Wir arbeiten leidenschaftlich daran die Arbeitsbedingungen in gewerblichen und industriellen Objekten sicherer und angenehmer zu machen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchKulmbach, GermanyHQ recorded Nov 6, 2026201-50013 contacts →

Exact match

“Qvantum is an international industry that offers heat pumps for the next generation heating and cooling technologies that enables the decarbonization of our cities.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchHilden, GermanyHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“Mit dekarbo° unterstützen wir Wohnungsunternehmen bei der Dekarbonisierung ihres Gebäudebestands mit einfachen, schnellen und effizienten Wärmepumpenlösungen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchBad Rothenfelde, GermanyHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“Enable Energy Solutions GmbH is a company based out of 9 Bollweg, Bad Rothenfelde, Lower Saxony, Germany.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchRheinstetten, GermanyHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“Frische Luft ist unsere Mission – seit 2017.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchUntermünkheim, GermanyHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“We turn HVAC and water treatment professionals into experts in heating water quality.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchWiesbaden, GermanyHQ recorded Nov 6, 20261-109 contacts →

Exact match

“HYTING GmbH – Hydrogen to Heat We offer CO₂-free, hydrogen-powered heat solutions that are simple, safe, efficient, and clean.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchMemmingen, GermanyHQ recorded Nov 6, 202611-508 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchNorderstedt, GermanyHQ recorded Nov 6, 202611-508 contacts →

Exact match

“Die Energiezentrale Nord überprüft mit ihrem innovativen Ansatz den Status Quo der Wärmeversorgung im Gebäudesektor und entwickelt maßgeschneiderte geringinvestive Lösungen für…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchMühlhausen, GermanyHQ recorded Nov 6, 202651-2008 contacts →

Exact match

“Wir sind ein Heizungs- und Klimafachbetrieb mit geschultem Fachpersonal.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchNeusäß, GermanyHQ recorded Nov 6, 202651-2007 contacts →

Exact match

“Klimatechnik Wagner GmbH is a company based out of 8 Daimlerstraße, Neusäß, Germany.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchFulda, GermanyHQ recorded Nov 6, 202611-506 contacts →

Exact match

“Ettenberger GmbH & Co.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 133 hvac decarbonization specialists based in Germany

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Hvac decarbonization specialists based in Germany at a glance

As of Nov 6, 2026
34.4%Verified-email coverage
7.9Average contacts per company
11-50Median size (employees)
5.3%Largest-city concentration · Berlin
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
47
11-50
48
51-200
12
201-500
6
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 133 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 “hvac decarbonization specialists” 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 360 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 November 6, 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 “hvac decarbonization specialists”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many hvac decarbonization specialists are there based in Germany?

RevenueBase identified 133 company matches for hvac decarbonization specialists associated with Germany as of November 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?

August Brötje Gmbh tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most hvac decarbonization specialists?

Berlin leads with 7 company records, followed by Hamburg (5) and Cologne (3).

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 360 professional contacts with verified work emails tracked across these 133 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 November 6, 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.