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.
All 41 companies in the Canton of Appenzell Outer Rhodes
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
Johann Salchinger Heizung Sanitär AG
Since 1990 · 1–10 empl.
Beat und Ruedi Eugster GmbH
Since 1997 · 1–10 empl.
Pircher GmbH Sanitär & Heizung & AAA Notfallservice
Since 2001 · 1–10 empl.
Hohl Gebäudetechnik AG
Since 2011 · 1–10 empl.
Bischof Heizungen und Sanitär AG
Since 2012 · 1–10 empl.
HYDROTHERM Heizung & Sanitär AG
Since 2016 · 1–10 empl.
Edi Mayer Sanitär Heizung
Since 2018 · 1–10 empl.
Brändle Sanitär/Heizung
Since 2019 · 1–10 empl.
WWS Wärme- Wassertechnik AG
Since 2019 · 1–10 empl.
MEHDI Haustechnik GmbH
Since 2022 · 1–10 empl.
Schott Haustechnik GmbH
Since 2023 · 1–10 empl.
Roman Schmid Heizungen
Since 2024 · 1–10 empl.
EMA Immoinvest AG
Since 2024 · 1–10 empl.
Kevin Breu Heizungen
Since 2024 · 1–10 empl.
Meier Sanitär & Heizung AG Urnäsch
Since 2024 · 1–10 empl.
Pfister-Heizungen AG, Zweigniederlassung Rehetobel
Since 2024 · 1–10 empl.
Heizung und Wasser Enns
Since 2025 · 1–10 empl.
Passeri Heizung AG
Since 2025 · 1–10 empl.
Heating installer in the Canton of Appenzell Outer Rhodes
Heating installer in the region
Point size by number of companies per place.
Source: commercial register (Zefix) · as of November 15, 2026
Largest places
Herisau9Heating installer in other places
By canton