Company lists · Data refreshed November 2026

Top 25 Heating system installation services based in Switzerland

Name: Heating system installation services based in Switzerland
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 450 companies tracked

RevenueBase identified 450 company matches for heating system installation services associated with Switzerland as of November 2026 and tracks 2,257 professional contacts across them, including 667 with verified work emails. Zurich is the largest hub.

This list covers company matches for heating system installation services associated with Switzerland, 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

450Companies

2,257Contacts tracked

667Verified emails

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The 25 largest heating system installation services based in Switzerland

Ranked by team size

Top 25 of 450 company matches for heating system installation services based in Switzerland, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Hoval Schweiz	Exact match	Feldmeilen, SwitzerlandHQ recorded Nov 6, 2026	201-500	195 contacts →
	Exact match “Hoval – Verantwortung für Energie und Umwelt Die Marke Hoval zählt international zu den führenden Unternehmen für Heiz- und Raumklimalösungen.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Koster AG	Exact match	Zurich, SwitzerlandHQ recorded Nov 6, 2026	201-500	78 contacts →
	Exact match “Gebäudetechniker” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Lauber Iwisa AG	Exact match	Naters, SwitzerlandHQ recorded Nov 6, 2026	201-500	50 contacts →
	Exact match “Energie- & Gebäudetechnik” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Brauchli SA	Exact match	Forel (lavaux), SwitzerlandHQ recorded Nov 6, 2026	51-200	45 contacts →
	Exact match “Brauchli SA est une société du groupe HOLDIGAZ spécialisée dans les installations de chauffage et de production de froid dans l'industrie, les services et l'habitation, active sur…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Services Plus Energies SA	Exact match	Bernex, SwitzerlandHQ recorded Nov 6, 2026	51-200	37 contacts →
	Exact match “Depuis 15 ans à votre service, Services Plus Energies est une entreprise spécialisée en Chauffage, Ventilation et Climatisation.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Guyer Wärme UND Wasser AG	Exact match	Zürich, SwitzerlandHQ recorded Nov 6, 2026	51-200	33 contacts →
	Exact match “Zukunftsorientiert und innovativ stellen wir seit 1926 die Kunden in den Mittelpunkt.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Tech-Insta SA	Exact match	Torricella-taverne, SwitzerlandHQ recorded Nov 6, 2026	51-200	30 contacts →
	Exact match “La Tech-Insta nasce a fine 1995 con un’operazione di “management buy-out” dalla Filiale di Lugano del gruppo tecnologico Sulzer, continuandone l’attività nel settore…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	W. Rokitzky AG	Exact match	8304 Wallisellen, SwitzerlandHQ recorded Nov 6, 2026	51-200	29 contacts →
	Exact match “Unsere inhabergeführte Unternehmensstruktur verkürzt Kommunikations- und Entscheidungswege für Bauherren und Auftraggeber massgeblich.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Muller Energies	Exact match	Meinier, SwitzerlandHQ recorded Nov 6, 2026	51-200	28 contacts →
	Exact match “Muller Energies SA est votre spécialiste dans la maintenance et l’optimisation énergétique de vos installations de chauffage, ventilation, et climatisation.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	R. Häsler AG	Exact match	Möhlin, SwitzerlandHQ recorded Nov 6, 2026	201-500	27 contacts →
	Exact match “Ihr kompetenter Ansprechpartner für Heizungs- und Lüftungsprojekte.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	dieklimamacher.ch	Exact match	Arbon, SwitzerlandHQ recorded Nov 6, 2026	51-200	27 contacts →
	Exact match “Die Klimamacher AG stehen für Heizen, Lüften, Kühlen, sanitäre Installationen, Gebäude- und Prozesstechnik im vollumfassenden Sinne.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Steger AG	Exact match	Aadorf, SwitzerlandHQ recorded Nov 6, 2026	51-200	26 contacts →
	Exact match “Planung und Ausführung im Bereich Heizung-Kälte, Lüftung-Klima, Sanitär 24h Serviceleistungen inkl.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Klinova AG	Exact match	8006, SwitzerlandHQ recorded Nov 6, 2026	51-200	24 contacts →
	Exact match “Die Klinova AG ist Ihr Systemprofi im Bereich der Gebäude, Energie- und Prozesstechnik.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Willi Gebäudetechnik AG	Exact match	Chur, SwitzerlandHQ recorded Nov 6, 2026	51-200	24 contacts →
	Exact match “Die Willi Gebäudetechnik AG mit Sitz in Chur wurde 1890 gegründet und ist vorwiegend im Kanton Graubünden tätig.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Kämpfer AG	Exact match	Othmarsingen, SwitzerlandHQ recorded Nov 6, 2026	11-50	23 contacts →
	Exact match “Kämpfer AG is a construction company based out of 5B Ahornweg, Othmarsingen, Aargau, Switzerland.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Mons Solar AG	Exact match	Sennwald, SwitzerlandHQ recorded Nov 6, 2026	51-200	23 contacts →
	Exact match “Solar - Heizung - Sanitär Mons Solar bildet das perfekte Rundum-Paket im Bereich Heizung, Wärmepumpen, Sanitär, Photovoltaik und Lüftungen.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	A. Baltensperger AG	Exact match	Zürich, SwitzerlandHQ recorded Nov 6, 2026	51-200	23 contacts →
	Exact match “Moderne Haustechnik aus einer Hand Vieles hat sich verändert, seit die Unternehmung im Jahr 1951 gegründet worden ist.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	AFM SA	Exact match	Bardonnex, SwitzerlandHQ recorded Nov 6, 2026	11-50	18 contacts →
	Exact match “AFM SA – Votre expert en confort et énergie durable depuis plus de 20 ans Basée à Genève, AFM SA est une entreprise suisse spécialisée dans l’installation, le dépannage et la…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Raboud Energie SA	Exact match	Bulle, SwitzerlandHQ recorded Nov 6, 2026	51-200	18 contacts →
	Exact match “Depuis 2008, Raboud Energie SA est spécialisée dans les installations de chauffage, de ventilation et sanitaires.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	HSB Heizsysteme UND Brenner AG	Exact match	Reinach, SwitzerlandHQ recorded Nov 6, 2026	51-200	18 contacts →
	Exact match “HSB - Ihr kompetenter und zuverlässiger Partner, wenn es um Wärme geht.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Systec Therm AG	Exact match	St. Gallen, SwitzerlandHQ recorded Nov 6, 2026	11-50	15 contacts →
	Exact match “Die Systec Therm AG vertreibt schweizweit intelligente Lösungen mit Elektrowärme für die Baubranche sowie die Industrie.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Lehmann 2000	Exact match	Zofingen, SwitzerlandHQ recorded Nov 6, 2026	51-200	15 contacts →
	Exact match “Unser Service für Dich: Planung und Ausführung von Heizungs- und Industriekälteanlagen Heizung und Fernwärme Jetzt online Preise vergleichen und Offerte erhalten…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Badertscher CO AG	Exact match	Bern, SwitzerlandHQ recorded Nov 6, 2026	51-200	15 contacts →
	Exact match “Wir stehen für Qualität und Zuverlässigkeit für mehr Komfort, Energieeffizienz und Sicherheit in Gebäuden.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Gallati AG	Exact match	Luzern, SwitzerlandHQ recorded Nov 6, 2026	51-200	14 contacts →
	Exact match “Die Firma Gallati AG, gegründet im Jahr 1947, koordiniert, plant und führt Anlagen jeder Grösse und jedes technischen Anspruchs in den Bereichen Sanitär, Heizung und Service aus.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Schmid Amrhein AG	Exact match	Luzern, SwitzerlandHQ recorded Nov 6, 2026	51-200	14 contacts →
	Exact match “Unsere Wurzeln reichen zurück bis ins Jahr 1947 – doch unser Blick ist klar auf die Zukunft gerichtet.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “heating system installation services”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 450 heating system installation services based in Switzerland

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Heating system installation services based in Switzerland at a glance

As of Nov 6, 2026

29.6%Verified-email coverage

5.0Average contacts per company

1-10Median size (employees)

3.8%Largest-city concentration · Zurich

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

240

11-50

144

51-200

201-500

501-1,000

Email recency for this list is measured worldwide rather than for Switzerland, so it is reported there. Company counts and contact totals on this page are exact for Switzerland, over 450 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 Switzerland whose business descriptions match “heating system installation services” 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 667 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 “heating system installation services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many heating system installation services are there based in Switzerland?

RevenueBase identified 450 company matches for heating system installation services associated with Switzerland 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?

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

Which city has the most heating system installation services?

Zurich leads with 17 company records, followed by Geneva (9) and Basel (8).

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 667 professional contacts with verified work emails tracked across these 450 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.