Heating installer in
Goldach

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

Companies

All 6 companies in Goldach

Lengweiler Heizungen GmbH Logo

Lengweiler Heizungen GmbH

Since 1996 · 1–10 empl.5.0(18)

Lengweiler Heizungen GmbH provides heating system installation, renovation, repair and servicing. Its services also include boiler maintenance, heating controls and renewable heating options such as heat pumps and wood-fired systems.

Heating installerHeating system renovationsRepairs and serviceBoiler service
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #1
Hurni Heizungen GmbH Logo

Hurni Heizungen GmbH

Since 2012 · 1–10 empl.5.0(12)

Hurni Heizungen GmbH plans and installs heating and ventilation systems for new and renovated buildings. Its services include energy consulting and maintenance of heating systems, burners, boilers, solar installations and geothermal probes.

Air conditioningHeating system installationHeating planning and specialist designEnergy consulting
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #2
Metzler Haustechnik AG Logo

Metzler Haustechnik AG

Since 2003 · 11–20 empl.4.2(18)

Metzler Haustechnik AG plans, installs and maintains heating, plumbing and ventilation systems. Its services also include solar installations, pipework construction and servicing of heating and plumbing systems.

Air conditioningHeating installationSanitary installationVentilation installation
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #3
SIRA Haustechnik GmbH Logo

SIRA Haustechnik GmbH

Since 2014 · 1–10 empl.5.0(3)

SIRA Haustechnik GmbH is a building services contractor. It plans, installs and maintains heating systems and carries out work on ventilation, sanitary and cooling systems.

Air conditioningHeating system planning, installation and maintenanceVentilation systemsSanitary installation and renovation
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #4
Gerster Heizungen Logo

Gerster Heizungen

Since 2007 · 1–10 empl.

The core activity of Gerster Heizungen is the planning, installation, maintenance and repair of heating systems, including condensing technology, oil and gas heating systems, heat pumps, district heating, combined heat and power plants and solar systems. The company also offers a 24-hour emergency service for malfunctions and emergencies.

Heating installer
No score yet
MH

Mema Haustechnik GmbH

Since 2019 · 1–10 empl.

Heating installer
No score yet

Heating installer in Goldach

6Heating installerCommercial register (Zefix) · as of November 15, 2026
2012Median year of registrationCommercial register (Zefix) · as of November 15, 2026
299in the Canton of St. GallenCommercial 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