Photovoltaics in
Appenzell

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.

Velte Solartechnik GmbH

Since 2014 · 1–10 empl.·5.0(2)

Velte Solartechnik GmbH plans and installs photovoltaic systems for rooftops and open spaces. Its services also include consultation, commissioning, maintenance, repairs and solar-system cleaning.

Popsite AG

Since 2007 · 21–50 empl.

Popsite AG provides IT services and measurement solutions, as well as network and fibre-optic installation. Its services also include planning and installing photovoltaic and electrical systems, IT consulting, server hosting, and electrical installation testing.

SeONN AG

Since 2023 · 1–10 empl.