Company lists · Data refreshed November 2026

Top 25 Building systems contractors based in Germany

RevenueBase identified 1,556 company matches for building systems contractors associated with Germany as of November 2026 and tracks 6,834 professional contacts across them, including 1,702 with verified work emails. Berlin is the largest hub.

This list covers company matches for building systems contractors 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
1,556Companies
6,834Contacts tracked
1,702Verified emails
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The 25 largest building systems contractors based in Germany

Ranked by team size
Top 25 of 1,556 company matches for building systems contractors 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 matchMainburg, GermanyHQ recorded Nov 6, 20261,001-5,000506 contacts →

Exact match

“As a leading supplier of heating and air handling systems, we are perfectly in tune with you.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchHamburg, GermanyHQ recorded Nov 6, 2026501-1,000155 contacts →

Exact match

“ELMATIC ist ein erfolgreiches Dienstleistungsunternehmen der Gebäudetechnik für gewerbliche und industrielle Kunden.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchGeisenhausen, GermanyHQ recorded Nov 6, 2026201-50082 contacts →

Exact match

“Our roots are Bavarian.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchGermanyHQ recorded Nov 6, 2026501-1,00068 contacts →

Exact match

“DKA - Ihr Spezialist für kälte- und klimatechnische Anlagen seit 1953 Dresdner Kühlanlagenbau GmbH (DKA) ist mit über 500 Mitarbeiterinnen und Mitarbeitern der größte…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchBielefeld, GermanyHQ recorded Nov 6, 2026201-50068 contacts →

Exact match

“Die Zimmer & Hälbig GmbH ist ein bundesweit aufgestelltes, mittelständiges Unternehmen in der technischen Gebäudeausrüstung (TGA) mit über 320 Mitarbeitenden.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchEssen, GermanyHQ recorded Nov 6, 202651-20060 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchHamburg, GermanyHQ recorded Nov 6, 202651-20057 contacts →

Exact match

“Mit KMLS gewinnen Sie Zeit für das Wesentliche – wir sorgen für Technik, die einfach läuft.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchGilching, GermanyHQ recorded Nov 6, 2026201-50051 contacts →

Exact match

“Die ETS Efficient Technical Solutions GmbH ist Ihr bundesweit/ europaweit tätiger Dienstleister der technischen Gebäudeausrüstung.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchMainz, GermanyHQ recorded Nov 6, 2026501-1,00045 contacts →

Exact match

“Käuffer steht für eine einzigartige Kombination aus Tradition und Innovation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchMunich, GermanyHQ recorded Nov 6, 20261,001-5,00040 contacts →

Exact match

“Dr.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchKernen, GermanyHQ recorded Nov 6, 2026201-50036 contacts →

Exact match

“Gebäudetechnik „made by Schetter“ SCHETTER ist Ihr verlässlicher Partner für ganzheitliche Lösungen rund um das Gebäude!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchHameln, GermanyHQ recorded Nov 6, 2026201-50031 contacts →

Exact match

“Die KÄLTE-KLIMA Firmengruppe plant, baut und betreut Kälteanlagen, Klimaanlagen und Wärmepumpen für Gewerbe, Industrie und Handel.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchHelmbrechts, GermanyHQ recorded Nov 6, 2026201-50029 contacts →

Exact match

“Wir sind Sell.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchIngolstadt, GermanyHQ recorded Nov 6, 202611-5029 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchMunich, GermanyHQ recorded Nov 6, 2026201-50028 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchSiegen, GermanyHQ recorded Nov 6, 202651-20028 contacts →

Exact match

“Herzlich willkommen bei der SCHEDLER KG!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchBerlin, GermanyHQ recorded Nov 6, 202611-5027 contacts →

Exact match

“Gestartet im Jahre 2001 als Servicegesellschaft eines der größten deutschen Wohnungsunternehmen, bieten wir seit 2011 das komplette Dienstleistungsportfolio für die…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchRattiszell, GermanyHQ recorded Nov 6, 2026501-1,00026 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchMunich, GermanyHQ recorded Nov 6, 202651-20026 contacts →

Exact match

“Tomic TEC – rund um die Uhr für Sie einsatzbereit Tomic TEC ist ein Unternehmen der Tomic Group mit Hauptsitz in München.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact 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
21Exact matchMünster, GermanyHQ recorded Nov 6, 202651-20024 contacts →

Exact match

“Als Büro der technischen Gebäudeausrüstung mit Niederlassungen in Münster, Berlin, Hamburg und München plant und überwacht das IB Nordhorn seit mehr als 25 Jahren die Gewerke…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchMunich, GermanyHQ recorded Nov 6, 2026201-50024 contacts →

Exact match

“ALLES AUS EINER HAND ist bei Weigerstorfer das Motto für komplette Haustechnik.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchPapendorf Bei Rostock, GermanyHQ recorded Nov 6, 202651-20023 contacts →

Exact match

“Unsere Gesellschaft für Leit- und Regeltechnik mbH ist ein dynamisches Unternehmen mit Hauptsitz in Papendorf für Beratung und Planung, Koordination und Ausführung sowie Betreuung…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchBad Salzdetfurth, GermanyHQ recorded Nov 6, 2026201-50023 contacts →

Exact match

“RAPIRO Haustechnik GmbH ist seit 30 Jahren der Profi für Sanitär, Heizungstechnik, Klima, Lüftung und Elektro MSR.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchMunich, GermanyHQ recorded Nov 6, 202651-20022 contacts →

Exact match

“Plumbing, Heating and HVAC specialist in Munich and surrounding area.”

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

Showing 25 of 1,556 building systems contractors based in Germany

See the full list, filter by size, metro and specialty, and access 1,702 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Building systems contractors based in Germany at a glance

As of Nov 6, 2026
24.9%Verified-email coverage
4.4Average contacts per company
1-10Median size (employees)
5.7%Largest-city concentration · Berlin
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
704
11-50
364
51-200
184
201-500
38
501-1,000
6
1,001-5,000
7
5,001-10,000
2
10001+
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 1,556 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 systems contractors” 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 1,702 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 “building systems contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many building systems contractors are there based in Germany?

RevenueBase identified 1,556 company matches for building systems contractors 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?

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

Which city has the most building systems contractors?

Berlin leads with 88 company records, followed by Hamburg (48) and Cologne (27).

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 1,702 professional contacts with verified work emails tracked across these 1,556 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.