Solar & Photovoltaics in the
Canton of Appenzell Inner Rhodes

Elektro Sonderer AG

Since 1991 · 21–50 empl.·4.9(24)

The company is an electrical installation business offering a wide range of services, including: planning and installation of high and low voltage systems, photovoltaics and smart energy, smart home and lighting, IT and multimedia, including network technology, and electrobiology. These services are provided to various types of customers, including agricultural businesses, residential and commercial properties, for both new constructions and renovations.

Elektro Schwizer AG

Since 1988 · 51–100 empl.·5.0(7)

The core activity of Elektro Schwizer includes the planning, installation, maintenance and repair of electrical systems and installations, including: electrical installations, lighting systems, building automation, telephone systems, switchgear, photovoltaic systems, multimedia systems and e-mobility solutions. The company also provides service and emergency services and advises customers on the planning and implementation of electrical projects.

Appenzeller Energiekonzept AG

Since 2021 · 1–10 empl.·5.0(22)

Appenzeller Energiekonzept AG designs, engineers and delivers turnkey photovoltaic systems. The company also provides consulting and concept development for renewable energy, installs and operates electric vehicle charging infrastructure, and offers cleaning, maintenance and monitoring services for solar installations.

Wild und Partner AG, Ingenieurunternehmung für Heizung, Lüftung, Klima- und Sanitärtechnik

Since 1975 · 11–20 empl.·5.0(5)

Wild und Partner AG, Ingenieurunternehmung für Heizung, Lüftung, Klima- und Sanitärtechnik is an engineering firm providing planning, installation and maintenance services for heating, ventilation, air conditioning and sanitary systems. Services include concept and execution planning, cost estimates, project documentation, technical coordination, permit handling and repair/maintenance for residential, industrial and commercial projects.

natura solar AG

Since 1989 · 1–10 empl.

The core activity of natura solar AG is the planning, development and installation of photovoltaic systems for commercial, agricultural and real estate applications, with the aim of creating efficient and sustainable energy supply solutions. This also includes consulting, building permit applications, budgeting and the installation of battery storage solutions.

schmid haustechnik ag-oberegg

Since 2009 · 1–10 empl.·4.5(8)

The core activity of Schmidhaustechnik AG is the planning, installation, maintenance and repair of building technology systems, including: sanitary and heating systems, solar and alternative energy systems, plumbing work, pipeline construction and industrial piping, installation and maintenance of household appliances, lightning protection and roofing work (pitched roof, flat roof). The company also offers an emergency service for urgent cases and has a workshop and office in Oberegg.

Federer Elektrotechnik AG

Since 2000 · 1–10 empl.·5.0(3)

The core activity of Federer Elektrotechnik AG includes the planning, installation and maintenance of electrical systems and installations, including: power storage systems, new and renovation of electrical installations, communication technology (telephone, satellite), fibre optic splicing, photovoltaic systems, household appliances, energy-efficient lighting, electro-satellite systems, and telephone planning. The company also offers a 24-hour emergency service.

Fabian Dörig AG, Heizsysteme

Since 2010 · 1–10 empl.·4.7(3)

The core activity of Fabian Dörig AG is the planning, installation and maintenance of heating, plumbing and ventilation systems. The company also provides consulting and planning services in the field of building technology and is committed to the use of renewable energies and efficient energy use.

Velte Solartechnik GmbH

Since 2014 · 1–10 empl.·5.0(2)

The core activity of Velte Solartechnik GmbH is the planning, installation and maintenance of solar systems, as well as supplementary services such as cleaning, crane work and aerial lifts.

Popsite AG

Since 2007 · 21–50 empl.

The core activity of popsite AG includes IT services, network and fiber optic installation, as well as photovoltaic and electrical planning and installation.

RM Rempfler GmbH

11–20 empl.

RM Rempfler GmbH provides services in building envelopes, roofing, façade construction, thermal insulation and photovoltaic systems. The company also carries out maintenance, repairs, sealing work, crane services and other specialist services for roofs and façades.

SeONN AG

Since 2023 · 1–10 empl.