Plumbing & Building Services in the
Canton of Appenzell Inner Rhodes

Ivo Fässler AG

Since 1973 · 11–20 empl.·5.0(7)

The core activity of Ivo Fässler AG is the provision of building technology services, particularly in the areas of: sanitary installations, heating installations, plumbing work, ventilation systems, and lightning protection systems. The company offers these services as a full-service provider, from consulting and planning to execution and maintenance.

ASS-Energietechnik GmbH

Since 2007 · 11–20 empl.·4.1(14)

The core activity of ASS Energietechnik GmbH is consulting, planning, trading and selling as well as servicing and maintaining energy technology solutions. The company also offers assembly and service services and has a shop where products and services in the field of energy technology are offered.

Inauen Heizung-Sanitär AG

Since 1978 · 1–10 empl.

The company offers a wide range of services in the field of building technology. The core activities include: * Sanitary installations (kitchen and bathroom) for new buildings, renovations and repairs * Heating technology (heat pumps, oil, gas and wood heating systems) for new buildings, renovations and repairs * Ventilation technology (controlled residential ventilation) * Water treatment (boiler descaling, water softening systems, rainwater harvesting) * Core drilling for pipes The company thus offers a comprehensive range of services for building technology, from planning to execution and maintenance.

Letra AG

Since 1983 · 1–10 empl.

The core activity of Letra AG is the planning, installation, maintenance and repair of building technology systems, particularly in the areas of heating, ventilation, air conditioning, water and air quality. The company offers individual solutions for living and working spaces and provides personal consulting services to its customers. It focuses on optimizing building technology systems to achieve maximum living comfort and efficient energy use.

Alpstein Kälte AG

Since 1990 · 1–10 empl.·3.9(15)

Alpstein Kälte AG provides refrigeration and climate-control solutions including design, installation, maintenance and repair of refrigeration and air-conditioning systems, as well as 24/7 emergency service. Product and service offerings include climate units, custom cold rooms, shop refrigeration, katafalk cooling systems and rental of refrigerated trailers.

SHG Benjamin Huber AG, Sanitär Heizungen

Since 1995 · 1–10 empl.·3.7(3)

The core activity of SHG Benjamin Huber AG is the planning, installation and maintenance of sanitary, heating and solar systems. The company offers services such as sanitary installations, heating work and the installation of thermal solar systems, positioning itself as a reliable partner for high-quality sanitary systems, efficient heating installations and solar systems in the Appenzell Innerrhoden region.

Wild Sanitär, Spenglerei AG

Since 2009 · 1–10 empl.·5.0(4)

The core activity of Wild Sanitär Spenglerei AG is the planning and installation of sanitary and heating systems in new and renovation buildings, including renovation and repair work, as well as plumbing and sheet metal work.

Koch & Haas Heizung-Sanitär AG

Since 1988 · 1–10 empl.·5.0(1)

The core activity of Scheidegger Friedhofbedarf AG is the development, production and distribution of cemetery and funeral articles, including coffin transport vehicles, grave digging equipment, urn stands, laying out and cooling facilities as well as other accessories for cemeteries and funeral homes.

Büchler Kaminfeger GmbH

Since 2024 · 1–10 empl.

Büchler Kaminfeger GmbH provides inspection and cleaning services for wood, oil and gas heating systems as well as official combustion checks (emission measurements). Services also include visual inspections of wood-burning appliances and impartial advice on fire safety, correct operation and energy efficiency; contact person Michael Büchler holds federal qualifications as a master chimney sweep.

Fuchs AG, Appenzell

Since 1977 · 1–10 empl.

Franz Ulmann AG

Since 1992 · 1–10 empl.

Daniel Manser Haustechnik

Since 1998 · 1–10 empl.