Heating installer in the
Canton of Appenzell Outer Rhodes

41 companies in Heating installer based in the Canton of Appenzell Outer Rhodes — name and year of registration from the commercial register. The list below shows them all.

Companies

All 41 companies in the Canton of Appenzell Outer Rhodes

LEVA Group GmbH Logo

LEVA Group GmbH

Since 2000 · 11–20 empl.4.8(306)

LEVA Group GmbH is a general contractor for construction projects and building services. It plans and carries out renovations, conversions, bathroom refurbishments and extensions, and provides heating, ventilation, air-conditioning and plumbing work, as well as the sale and installation of heating products.

General contractorFull renovationBuilding services & HVAC/SBathroom conversion & renovation
ranQ Trust Score 4.5 out of 5.0, rated Excellent, Rank #1
Paul Kobelt AG, Heizungen, sanitäre Anlagen Logo

Paul Kobelt AG, Heizungen, sanitäre Anlagen

Since 1976 · 1–10 empl.5.0(13)

Paul Kobelt AG, Heizungen, sanitäre Anlagen plans and installs heating and plumbing systems. Its services include heat pumps, wood and pellet heating, oil, gas and solar systems, as well as bathroom renovations, plumbing installations and maintenance.

Heating installerHeating systemsHeating service and maintenanceConsulting
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #2
Diener Haustechnik AG Logo

Diener Haustechnik AG

Since 2010 · 1–10 empl.4.7(13)

Diener Haustechnik AG provides plumbing, heating and solar technology services, as well as tank inspections. Its work includes installations, repairs and maintenance for new buildings and renovation projects.

Heating installerSanitary installationsHeating installationsSolar technology
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #3
Oskar Fässler AG Logo

Oskar Fässler AG

Since 1973 · 1–10 empl.5.0(9)

Oskar Fässler AG provides plumbing, heating and building technology services. Its work includes drinking water systems, garden irrigation, heat pumps, wood and oil heating, underfloor heating and repairs.

Heating installerSanitary InstallationsHeating SystemsBuilding Services Engineering
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #4
Nigg Energietechnik AG Logo

Nigg Energietechnik AG

Since 1998 · 11–20 empl.4.8(6)

Nigg Energietechnik AG plans and installs heating, ventilation, air-conditioning and refrigeration systems for new buildings and renovations. Its services include heat generation and distribution systems, as well as maintenance, repairs and conversions.

Air conditioningHeatingHeat generationHeat distribution
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #5
Hablützel Gebäudetechnik AG Logo

Hablützel Gebäudetechnik AG

Since 2018 · 11–20 empl.5.0(6)

Hablützel Gebäudetechnik AG is a building-services company working in plumbing, heating, solar energy, and air conditioning and ventilation. Its services include consulting, planning, installation, maintenance, and repairs.

Heating installerSanitary solutionsHeating system renovationsSolar systems and photovoltaics
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #6
Hofer Sanitär GmbH Logo

Hofer Sanitär GmbH

Since 1999 · 1–10 empl.5.0(7)

Hofer Sanitär GmbH carries out plumbing installations, including work on bathrooms, showers, new builds, renovations and refurbishments. Its services also cover heating systems and water supply infrastructure, such as pipelines, household connections and water treatment facilities.

Heating installerPlumbing installationsHeating installationsWater supply
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #7
D. Hasler AG Logo

D. Hasler AG

Since 1990 · 1–10 empl.4.2(10)

D. Hasler AG is a building-services company working in plumbing, heating and sheet-metal work. It plans and installs photovoltaic systems, advises on energy concepts, and provides repairs, maintenance and renovation services.

Heating installerSanitary installationsHeating installationsSolar and photovoltaic systems
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #8
Fyrosol AG Logo

Fyrosol AG

Since 1991 · 1–10 empl.

Fyrosol AG plans, installs and maintains solar power systems and offers electricity storage and heat pumps. It also helps align heating and hot-water systems with solar production and provides monitoring apps and building simulations.

Heating installerSolar power systemsBattery storageHeat pumps
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #9
Schwizer Haustechnik AG Logo

Schwizer Haustechnik AG

Since 1996 · 1–10 empl.

Schwizer Haustechnik AG plans and delivers building-services solutions for bathroom renovations, plumbing, heating and ventilation. Its services also include maintenance and a 24/7 emergency service for plumbing and heating systems.

Interior architectBathroom renovationInterior designHeating
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #10
Ebneter Heizung Sanitär GmbH Logo

Ebneter Heizung Sanitär GmbH

Since 2003 · 1–10 empl.

Ebneter Heizung Sanitär GmbH plans, installs, renovates and repairs heating and plumbing systems. Its services include heat pumps, wood, solar, oil and gas heating, bathroom renovations, residential ventilation and core drilling.

Heating installerHeating installationsHeating renovationsHeating systems
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #11
Welz Wasser- und Energietechnik AG Logo

Welz Wasser- und Energietechnik AG

Since 2013 · 1–10 empl.

Welz Wasser- und Energietechnik AG advises on, plans and installs heating and plumbing systems as well as building services solutions. Its services include heat pumps, district heating, controlled residential ventilation, heat and cooling exchange systems, and maintenance work.

Air conditioningHeating installationsSanitary installationsClimate systems
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #12
Instaplus GmbH Logo

Instaplus GmbH

Since 2016 · 1–10 empl.

Instaplus GmbH plans and installs heating, comfort ventilation, plumbing and solar systems. Its services also include heating system renovations and burner servicing.

Air conditioningheating systemscomfort ventilation systemssanitary installations
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #13
Alder Haustechnik GmbH Logo

Alder Haustechnik GmbH

Since 2016 · 11–20 empl.4.4(25)

The core activity of Alder Haustechnik GmbH encompasses the installation and construction of building technology systems, particularly in the areas of: Sanitary, Heating, Ventilation, and Pipeline construction. The company thus provides services in the field of building technology, including planning, installation, and maintenance of systems for sanitary facilities, heating systems, ventilation systems, and pipelines.

Air conditioningSanitary installationsHeating systemsVentilation systems
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #14
MKW Marti Kälte- und Wärmetechnik GmbH Logo

MKW Marti Kälte- und Wärmetechnik GmbH

Since 2018 · 1–10 empl.

MKW Marti Kälte- und Wärmetechnik GmbH sells, installs and commissions air-conditioning systems, heat pumps and chilled-water systems. Its services also include repairs, maintenance and optimisation of refrigeration and heating equipment.

Air conditioningAir Conditioning SystemsHeat PumpsChilled Water Systems
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #15
F. Zürcher AG Logo

F. Zürcher AG

Since 1982 · 1–10 empl.4.8(5)

F. Zürcher AG plans and installs heating and plumbing systems. Its services include heat pumps, pellet heating and plumbing installations, as well as consulting, project planning, maintenance and repairs.

Heating installerHeating system installationsSanitary installationsPlanning
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #16
Rechsteiner Haustechnik GmbH Logo

Rechsteiner Haustechnik GmbH

Since 2005 · 1–10 empl.4.8(8)

Rechsteiner Haustechnik GmbH provides plumbing, heating and ventilation services. It plans and carries out work for new builds, conversions, renovations and refurbishments, and offers a repair service.

Air conditioningSanitary installationsHeating / ventilationRepair service
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #17
Langenegger Heizungen GmbH Logo

Langenegger Heizungen GmbH

Since 2021 · 1–10 empl.5.0(6)

The core activity of Langenegger Heizungen is the planning, installation, maintenance and repair of heating systems, including heat pumps, solar energy, wood, pellet and chip heating systems, oil and gas heating systems as well as oil and gas burners. Additionally, the company also offers the installation and maintenance of central vacuum cleaner systems.

Heating installerHeating systemsRepairs and service workCentral vacuum systems
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #18
Duttwyler - Service GmbH Logo

Duttwyler - Service GmbH

Since 2006 · 1–10 empl.5.0(4)

Duttwyler - Service GmbH provides heating-system servicing and repairs, as well as advice and sales of heating equipment. Its range includes heat pumps, oil and gas heating systems, and solar and wood heating systems.

Heating installerHeating service and burner serviceService subscriptionsHeat pumps
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #19
Gebrüder Zotti GmbH Logo

Gebrüder Zotti GmbH

Since 1995 · 1–10 empl.5.0(3)

Gebrüder Zotti GmbH provides services for heating, ventilation and solar systems. Its work includes heat pumps, wood-fired and fossil-fuel heating systems, as well as advice and solutions for ventilation and solar energy.

Heating installerHeatingVentilationSolar
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #20
KUBE HAUSTECHNIK GMBH Logo

KUBE HAUSTECHNIK GMBH

Since 2018 · 1–10 empl.5.0(5)

KUBE HAUSTECHNIK GMBH plans and installs plumbing and heating systems and provides maintenance and repair work. Its services also include heating renovations, bathroom renovations and water-softening systems.

Heating installerSanitary installationsHeating installations and renovationsBathroom renovations
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #21
Pantaleo Technik GmbH Logo

Pantaleo Technik GmbH

Since 2014 · 1–10 empl.5.0(2)

Pantaleo Technik GmbH works in building services and carries out projects for its customers. As part of winding down the business, it is also selling equipment including machinery, tools, vehicles, and plumbing and heating supplies.

Heating installerBuilding ServicesSuccession Solution for Customer Base and BusinessSale of Machinery, Tools and Operating Equipment
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #22
RST Gebäudetechnik GmbH Logo

RST Gebäudetechnik GmbH

Since 2024 · 1–10 empl.5.0(3)

RST Gebäudetechnik GmbH provides heating, ventilation and plumbing services. Its activities include installing and maintaining systems for new builds and renovations, as well as trading in heating and plumbing products.

Heating installerHeating systemsVentilation and sanitary engineeringMaintenance and upkeep
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #23
JS

Johann Salchinger Heizung Sanitär AG

Since 1990 · 1–10 empl.

Heating installer
No score yet
BU

Beat und Ruedi Eugster GmbH

Since 1997 · 1–10 empl.

Heating installer
No score yet
PG

Pircher GmbH Sanitär & Heizung & AAA Notfallservice

Since 2001 · 1–10 empl.

Heating installer
No score yet
HG

Hohl Gebäudetechnik AG

Since 2011 · 1–10 empl.

Heating installer
No score yet
BH

Bischof Heizungen und Sanitär AG

Since 2012 · 1–10 empl.

Heating installer
No score yet
HH

HYDROTHERM Heizung & Sanitär AG

Since 2016 · 1–10 empl.

Heating installer
No score yet
EM

Edi Mayer Sanitär Heizung

Since 2018 · 1–10 empl.

Heating installer
No score yet
BS

Brändle Sanitär/Heizung

Since 2019 · 1–10 empl.

Heating installer
No score yet
WW

WWS Wärme- Wassertechnik AG

Since 2019 · 1–10 empl.

Heating installer
No score yet
MH

MEHDI Haustechnik GmbH

Since 2022 · 1–10 empl.

Heating installer
No score yet
SH

Schott Haustechnik GmbH

Since 2023 · 1–10 empl.

Heating installer
No score yet
RS

Roman Schmid Heizungen

Since 2024 · 1–10 empl.

Heating installer
No score yet
EI

EMA Immoinvest AG

Since 2024 · 1–10 empl.

Heating installer
No score yet
KB

Kevin Breu Heizungen

Since 2024 · 1–10 empl.

Heating installer
No score yet
MS

Meier Sanitär & Heizung AG Urnäsch

Since 2024 · 1–10 empl.

Heating installer
No score yet
PA

Pfister-Heizungen AG, Zweigniederlassung Rehetobel

Since 2024 · 1–10 empl.

Heating installer
No score yet
HU

Heizung und Wasser Enns

Since 2025 · 1–10 empl.

Heating installer
No score yet
PH

Passeri Heizung AG

Since 2025 · 1–10 empl.

Heating installer
No score yet

Heating installer in the Canton of Appenzell Outer Rhodes

41Heating installerCommercial register (Zefix) · as of November 15, 2026
2014Median year of registrationCommercial register (Zefix) · as of November 15, 2026
41in the Canton of Appenzell Outer RhodesCommercial 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

Herisau9