Heating installer in
Onex

6 companies in Heating installer based in Onex — name and year of registration from the commercial register. The list below shows them all.

Companies

All 6 companies in Onex

Eco Sanitaires, Bytyçi Logo

Eco Sanitaires, Bytyçi

Since 2013 · 1–10 empl.3.0(2)

The core activity of Eco Sanitaires is the installation, repair and renovation of sanitary facilities, including: installation of sanitary facilities such as wastewater networks, fixtures and sanitary appliances; repair and maintenance of sanitary facilities; renovation and modernization of sanitary facilities; installation of heating systems tailored to the specific energy needs of customers; and installation and configuration of ventilation systems and central air purification units. The company thus offers a comprehensive range of services in the field of sanitary facilities and building technology.

Air conditioningSanitary installationPlumbing emergency repairsBathroom renovation
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #1
AC

A.F. CHAUFFAGE SANITAIRE Sàrl

Since 1999 · 1–10 empl.

Heating installer
No score yetMC

Mauro C.S.T. Sàrl

Since 2012 · 1–10 empl.

Heating installer
No score yetME

MEGA ENERGIE Sàrl

Since 2017 · 1–10 empl.

Heating installer
No score yetEG

Entreprise Générale LOKAJ

Since 2024 · 1–10 empl.

Insulation
No score yetHE

HA Energies Sàrl

Since 2026 · 1–10 empl.

Heating installer
No score yet

Heating installer in Onex

6Heating installerCommercial register (Zefix) · as of November 15, 2026
2017Median year of registrationCommercial register (Zefix) · as of November 15, 2026
220in the Canton of GenevaCommercial register (Zefix) · as of November 15, 2026
5,147in SwitzerlandCommercial register (Zefix) · as of November 15, 2026
Locations

Heating installer in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of November 15, 2026

Largest places

Geneva62Carouge GE27Plan-Les-Ouates14Chêne-Bourg13Meyrin12Grand-Lancy11Satigny9Châtelaine8Les Acacias6Thônex5
Industry axis

Heating installer in other places

Heating installer across Switzerland
Geneva62Carouge GE27Plan-Les-Ouates14Chêne-Bourg13Meyrin12Grand-Lancy11Satigny9Châtelaine8Les Acacias6Thônex5Versoix5

By canton

Canton of Zurich723Canton of Bern552Canton of Vaud512Canton of Aargau394Canton of St. Gallen299Canton of Valais295Canton of Ticino279Canton of Fribourg252Canton of Lucerne235Canton of Geneva220Canton of Basel-Country196Canton of Thurgau176Canton of Solothurn174Canton of Grisons171Canton of Zug112Canton of Neuchâtel105Canton of Schwyz104Canton of Jura72Canton of Appenzell Outer Rhodes41Canton of Schaffhausen39Canton of Obwalden25Canton of Glarus24Canton of Nidwalden23Canton of Uri15Canton of Appenzell Inner Rhodes14
Place axis

Other industries in Onex

All companies in Onex
Restaurant36Management consultant24Renovation20Cleaning company20Painter19Real estate company18Accountant14Nonprofit organization11Chauffeur11Landscaping10Software developer10Real estate agent10Wholesale10Moving company10Plasterer9Vehicle rental8Tiler8Beauty salon8Housing cooperative8Caterer8Event agency7Film production7Electrician7Plumber7Hairdresser7Financial advisor7Holding company7IT service provider7Continuing education provider7Property management7Online shop7Grocery store7Transport company7General contractor6Physiotherapist6Property developer6Car dealership6Takeaway6Taxi6Garage5Bakery5Tobacco shop5Social service5