Energy technology in the
Canton of Appenzell Outer Rhodes

Elektrizitätswerk Urnäsch AG

Since 1903 · 11–20 empl.

Elektrizitätswerk Urnäsch AG procures electricity and supplies customers through its distribution network. It offers standard electricity and products from renewable sources, and provides connections to the network.

Kraftwerk Urnäschtobel AG

Since 1995 · 1–10 empl.

Kraftwerk Urnäschtobel AG operates a small hydropower plant that uses water power to generate renewable electricity.

Elektrizitätswerk Heiden AG

11–20 empl.·4.4(8)

Elektrizitätswerk Heiden AG is active in electricity generation, distribution and trading. It plans and installs electrical and telematics systems, photovoltaic installations and power networks, and provides energy consulting, core drilling, and the sale and repair of household electrical appliances.

Geser Erdwärme AG

Since 2007 · 1–10 empl.

Geser Erdwärme AG offers standard products through the algeo shop and provides special solutions on request.

ENAS AG

Since 2017 · 1–10 empl.

ENAS AG is a research and development company focused on energy generation and energy technology. It develops and builds prototypes, conducts research projects, and provides services in energy measurement, analysis systems, and technical laboratory work.

Energiewerk GmbH

Since 2024 · 1–10 empl.

Energiewerk GmbH operates photovoltaic installations under a contracting model. It installs systems on rooftops and offers customers electricity at a reduced tariff without requiring them to invest in the installation themselves.

Sun WindPower AG

Since 1988 · 1–10 empl.

Torec AG

Since 1991 · 1–10 empl.

Säntis Naturstrom AG

Since 2004 · 1–10 empl.

RS 1 Holding AG

Since 2007 · 1–10 empl.

PHP Energy GmbH

Since 2009 · 1–10 empl.

Wärmeverbund Gais AG

Since 2009 · 1–10 empl.