Photovoltaics in the
Canton of Nidwalden

Elektro Wild + Barmettler AG

Since 1986 · 21–50 empl.·4.5(8)

Elektro Wild + Barmettler AG plans and installs electrical systems and installations for new and renovated buildings. Its services also include electrical engineering, building automation, photovoltaics, e-mobility, communications and security solutions, and maintenance and repair of electrical systems.

JetPro Europe AG

Since 2008 · 1–10 empl.

JetPro Europe AG develops and markets the Diesel Booster, a device for the thermal and physical treatment of diesel fuel. The product is intended to reduce fuel consumption and exhaust emissions from diesel engines.

ASTE Group Swiss AG

Since 2012 · 11–20 empl.

ASTE Group Swiss AG provides solutions in the renewable energy sector. It sells solar panels, wind turbines, battery storage systems and generators, and offers services for photovoltaic systems, including planning and installation.

Eysi Energii GEN

Since 2016 · 1–10 empl.

Eysi Energii GEN is a cooperative that implements projects involving renewable and sustainable energy. It makes the energy produced available to its members and the public, and offers consulting and services in renewable energy, energy efficiency and mobility.

E-Man AG

Since 2018 · 11–20 empl.

E-Man AG plans, implements and operates solutions for using locally generated solar power in residential and commercial buildings, including self-consumption schemes (ZEV). It also provides energy billing and monitoring, as well as energy storage and fast-charging solutions for commercial and industrial customers.

SunEdison AG

Since 2020 · 1–10 empl.

SunEdison AG develops and manufactures photovoltaic modules and solar technology. Its activities also include solar systems with battery storage and maintenance services for solar power plants.

Hermann Schwyzer AG

Since 1980 · 1–10 empl.

The core activity of Schwyzer Heizungen AG is the planning, installation, maintenance and repair of heating systems, including environmentally friendly heating systems such as heat pumps, solar systems, wood heating systems, oil heating systems and pellet heating systems. The company also offers service activities such as burner service, corrosion protection and ventilation systems.

Elektro Fries GmbH

Since 2008 · 1–10 empl.·5.0(8)

The core activity of Elektro Fries GmbH is the provision of electrical services, including: * Building technology * Installation and maintenance of solar systems * Lighting * IT systems and networks * Communication systems * Repairs * Installation of electric vehicle charging stations. The company thus offers a wide range of electrical services for private and business customers.

PowerFlow GmbH

Since 2020 · 1–10 empl.·5.0(9)

PowerFlow GmbH provides white-label battery storage systems for industrial and commercial businesses and energy suppliers. Its services include modular storage hardware, a cloud energy management system, engineering, installation and ongoing operations support.

Würsch Söhne AG

Since 1976 · 11–20 empl.·4.0(4)

Würsch Söhne AG plans and builds pitched and flat roofs as well as façades. Its services include sheet-metal work, lightning protection, photovoltaic systems, renovations, insulation and repairs.

eco-invention ag

Since 2022 · 11–20 empl.

eco-invention ag develops mounting systems and concepts for photovoltaic installations. Its products include TrapFIX, a mounting system for solar modules on trapezoidal sheet-metal roofs, and the company also conducts research and development in renewable energy.

SyEnergy AG

Since 2025 · 21–50 empl.·5.0(11)

SyEnergy AG plans and implements energy projects involving solar photovoltaics, electric mobility and heat pumps. Its services also include energy management, battery storage, and advice, maintenance and servicing of energy systems.