Photovoltaics in
Ruswil

Rogger Sanitär-Heizung AG

Since 1997 · 21–50 empl.·4.9(8)

Rogger Sanitär-Heizung AG designs, installs and maintains building-technical systems, with a focus on sanitary installations, heating, ventilation and solar solutions, as well as bathroom renovations and a showroom. The company provides consultation, project management, maintenance and a 24-hour emergency service.

Julius Wandeler AG

Since 1979 · 11–20 empl.·4.5(14)

Julius Wandeler AG plans, installs and maintains building services for plumbing, heating, air conditioning and ventilation. It also operates a metalworking shop producing lighting columns, masts and custom steel structures.

Suniva GmbH

Since 2022 · 1–10 empl.·5.0(13)

The core activity of Suniva is the planning and implementation of projects in the field of renewable energies, particularly in the areas of solar energy, battery storage and e-mobility, as well as the optimization of self-consumption of generated energy.

AIO-Solar Contracting GmbH

Since 2015 · 11–20 empl.·5.0(6)

AIO-Solar Contracting GmbH provides consultancy, sales, project management, installation, commissioning and maintenance of photovoltaic systems and solar battery storage solutions. Its services include energy optimization, load-profile analysis, financing support and ongoing service contracts.

Valisun AG

Since 2012 · 1–10 empl.

Valisun AG develops and operates photovoltaic systems on leased rooftop areas. Its services include planning, financing and implementation, as well as system maintenance, servicing and marketing the electricity generated.

Energie RUSWIL Genossenschaft

Since 2016 · 11–20 empl.

Energie RUSWIL Genossenschaft promotes local energy generation and implements photovoltaic projects as well as charging infrastructure. It is also planning and constructing a district heating network with a central heating plant and provides information on membership and financing opportunities.

MW Energie Anlagenbau AG

Since 2019 · 11–20 empl.

MW Energie Anlagenbau AG is a company focused on photovoltaic (PV) system construction that provides consulting, planning, installation and remote monitoring of PV systems. Additional services include energy storage solutions, energy contracting, measures to optimise self-consumption and handling of administrative approvals.

AIO-Solar AG

Since 2024 · 11–20 empl.·5.0(6)

AIO-Solar AG provides consulting, sales, project management, installation, commissioning and maintenance of photovoltaic, solar and battery systems. The company assesses load profiles, designs system solutions, assists with permit applications and funding, and delivers storage, optimization and service work.

tritec AG

Since 2023 · 1–10 empl.·3.0(4)

tritec AG provides solar solutions and services for photovoltaic systems, including consultation, customized planning, installation, commissioning and ongoing maintenance. The company serves private customers, large-scale projects and wholesale clients and also offers storage options, e‑mobility products and financing models such as PV contracting.

Swiss Sun Concept GmbH

Since 2025 · 1–10 empl.

Swiss Sun Concept GmbH plans and installs photovoltaic systems, electricity storage solutions and home charging stations. Its services cover project advice and planning, installation and registration, as well as maintenance and technical support.

onewallfree AG

Since 2021 · 1–10 empl.

onewallfree AG connects solar power producers with consumers and supports self-consumption communities (ZEV), virtual self-consumption communities (vZEV) and local electricity communities (LEG). Its energy services include consulting and technical assessments, project registration and administration, meter data processing, billing and collections.

Soppestig Solar GmbH

Since 2014 · 1–10 empl.