Photovoltaics in the
Canton of Basel-Country

FrogLux AG

Since 2020 · 11–20 empl.·4.7(26)

FrogLux AG plans and installs photovoltaic systems and advises customers on solar solutions. Its services also include electrical installations and planning, lighting, security technology and e-mobility solutions, as well as the sale of photovoltaic products and accessories.

Swiss Energy Partner GmbH

Since 2022 · 11–20 empl.·4.9(32)

Swiss Energy Partner GmbH plans and installs photovoltaic systems for households and businesses. Its services include site assessment, system design, installation and commissioning, as well as solar batteries and financing options.

D. Vonarburg GmbH, Elektrounternehmung

Since 1999 · 1–10 empl.·4.8(16)

D. Vonarburg GmbH, Elektrounternehmung is an electrical installation business. Its services include planning and carrying out electrical installations, work on photovoltaics, lighting, household appliances, charging stations, communications networks and building automation, as well as consulting, repairs and electrical equipment rental.

Axova AG

Since 2011 · 21–50 empl.·5.0(9)

Axova AG provides energy solutions and roofing and carpentry services. Its offerings include solar power systems, battery storage, EV charging stations and energy management, as well as roof renovations, roofing, wood and interior construction, roof windows and heat pumps.

Willy Gysin AG

Since 1975 · 11–20 empl.·4.6(13)

Willy Gysin AG is an electrical contracting company providing electrical installations, telecommunications and photovoltaic services. Its work includes planning and installing electrical systems, telephony and network solutions, and solar power systems.

Börlin Haustechnik AG

Since 2002 · 1–10 empl.·4.8(16)

Börlin Haustechnik AG is a building services company that designs, installs and maintains sanitary systems, heating systems, thermal solar installations and bathroom renovations. The company also provides repair and maintenance services, water softening systems and planning support for new-build and conversion projects.

Alpen Energie GmbH

Since 2024 · 11–20 empl.·4.7(111)

Alpen Energie GmbH plans and installs photovoltaic systems for homes. It also supplies and installs heat pumps, electricity storage systems, energy management systems and EV charging stations, coordinating the implementation of integrated energy solutions.

Selnet AG

Since 2016 · 11–20 empl.·4.4(17)

Selnet AG plans and delivers electrical, solar and e-mobility solutions for private customers, businesses and public institutions. Its services include photovoltaic systems with or without storage, electric-vehicle charging infrastructure, electrical installations, maintenance and support. It also provides roofing services in combination with solar technology.

Helios Solar Energie GmbH

Since 2022 · 1–10 empl.·4.6(36)

Helios Solar Energie GmbH plans and installs photovoltaic systems for private customers and commercial, industrial and property projects. Its services also include battery storage, self-consumption solutions, electric mobility, heat pumps, roof renovations, maintenance and monitoring.

Colanero GmbH

Since 1996 · 1–10 empl.·4.9(13)

Colanero GmbH is a building services contractor specialising in plumbing, heating and ventilation, as well as solar systems. It plans, installs and maintains plumbing and heating systems, ventilation and air-conditioning equipment, and photovoltaic and solar thermal systems.

Aeschi Haustechnik AG

Since 2016 · 1–10 empl.·5.0(13)

Aeschi Haustechnik AG plans and carries out plumbing and heating installations, as well as metalworking for roofs and buildings. It also provides independent building-services engineering for heating, ventilation, air conditioning and plumbing, along with project management, maintenance and repairs.

Meister Sanitär + Spenglerei AG

Since 2020 · 11–20 empl.·4.9(22)

The core activity of Meister Sanitär + Spenglerei AG is the provision of services in the field of sanitary and plumbing work as well as the installation of photovoltaic systems.

PIKEY SOLEY GmbH

Since 2011 · 1–10 empl.·5.0(8)

PIKEY SOLEY GmbH advises on, plans and installs photovoltaic and solar thermal systems. Its services also include solar roof renovations, electricity storage and smart home solutions, as well as commissioning and maintenance.

Planeco GmbH

Since 2011 · 1–10 empl.·4.2(28)

Planeco GmbH plans and installs photovoltaic systems for residential and commercial properties, as well as special projects such as façade, in-roof, rooftop and alpine installations. It also offers battery storage and servicing and maintenance for solar systems.

Hasler + Reinle AG

Since 2023 · 21–50 empl.·4.5(33)

Hasler + Reinle AG plans and installs electrical systems as well as IT and telephone systems for new builds and renovations. Its services also include photovoltaic systems, building automation and maintenance.

PV Star GmbH

Since 2022 · 1–10 empl.·5.0(15)

PV Star GmbH plans and installs photovoltaic systems and electric vehicle charging stations. It also offers battery storage and backup power solutions, and integrates solar systems with heat pumps or heat-pump water heaters.

Sopra Solarpraxis AG

Since 1954 · 11–20 empl.·4.0(17)

Sopra Solarpraxis AG plans and installs solar systems for generating electricity and heat, as well as wood-fired heating systems and heat pumps. Its services also include stove construction, integrating heat absorbers into storage stoves, and drone inspections of solar installations using thermal cameras.

Elektro Schumacher GmbH Reinach

Since 2012 · 11–20 empl.·4.7(12)

Elektro Schumacher GmbH Reinach is an electrical engineering company that plans, installs and services electrical systems. Its services include photovoltaic systems, lighting design, electrical work for renovations and new builds, telecommunications cabling and e-mobility solutions.

VoltNet GmbH

Since 2025 · 11–20 empl.·4.8(38)

The core activity of VoltNet GmbH is the planning, installation, maintenance and consulting of electrical systems and solar solutions for private customers, commerce and industry. This includes in particular: electrical installations for residential, commercial and industrial buildings; photovoltaics (PV) - consulting, planning and installation of solar systems; electromobility - installation of charging stations; building system technology; certified specialist inspection and acceptance of electrical installations; lightning protection and device testing; expertise and consulting for network analysis and electrobiology. The company thus offers comprehensive solutions for electrical engineering and solar energy.

Tschudin AG Spenglerei und sanitäre Anlagen

Since 1981 · 11–20 empl.·4.5(12)

Tschudin AG Spenglerei und sanitäre Anlagen carries out sheet-metal and plumbing work. Its services include roof sealing, gutters, water installations and their repair and maintenance, as well as advice on solar thermal systems and photovoltaics.

Wirz Elektro GmbH

Since 2020 · 1–10 empl.·4.7(12)

Wirz Elektro GmbH plans and installs electrical systems for new builds and renovations, serving commercial and residential customers. Its services include electrical installations, photovoltaics, e-mobility, building automation, network installations, smart home systems, maintenance and customer service.

solar4you ag

Since 2013 · 1–10 empl.·4.4(5)

solar4you ag plans and installs grid-connected and off-grid photovoltaic systems, and provides advice and assistance with grant applications. Its services and products also include electric-vehicle charging stations, solar thermal and rainwater systems, and maintenance.

Minder Haustechnik GmbH

Since 2007 · 1–10 empl.·4.6(11)

Minder Haustechnik GmbH plans, installs, maintains and repairs plumbing and heating systems. It also builds and services swimming pools and offers pool-care products.

Elektro Brönnimann AG

Since 1952 · 1–10 empl.

Elektro Brönnimann AG plans and installs electrical systems for residential, commercial and public buildings and also provides photovoltaic systems, network installations and safety inspections of electrical installations.

Miotto AG

Since 1976 · 1–10 empl.

Miotto AG plans and installs heating and solar systems, including heat pumps, oil, gas, wood and pellet heating, and photovoltaic systems. It also carries out system upgrades, repairs and maintenance work.

Dunkel & Schürch AG, Elektrische Anlagen

Since 1979 · 1–10 empl.

Dunkel & Schürch AG, Elektrische Anlagen designs, installs and maintains electrical installations and provides planning, project engineering and service work. Services include new builds and renovations, photovoltaic systems, KNX and digitalSTROM bus systems, supply and installation of household appliances, and periodic electrical inspections.

Bosch Thermotechnik AG

Since 1990 · 21–50 empl.

Bosch Thermotechnik AG supplies heating and energy systems under the Buderus brand for residential and commercial buildings. Its range includes heat pumps, boilers, photovoltaic systems, air conditioning and ventilation equipment, and hot-water solutions, alongside advisory and service offerings.

Solarlux (Schweiz) AG

Since 1993 · 21–50 empl.

Solarlux (Schweiz) AG is the Swiss branch of the Solarlux group. Its product range includes systems for conservatories, glass canopies, bi-folding and sliding doors, balcony glazing and façade solutions.

Winasolar Produkt GmbH

Since 1996 · 11–20 empl.

Winasolar Produkt GmbH plans and installs photovoltaic systems for residential and business customers, providing advice, project planning, installation and maintenance. Its services also include heat pumps, roofing and sheet-metal work.

jaggigroup ag

Since 1998 · 11–20 empl.

jaggigroup ag plans and installs electrical systems for residential, industrial and commercial buildings, as well as telecommunications and data networks. Its services also include photovoltaic systems, smart home, security and lighting solutions, and household appliances.

Zimma GmbH

Since 2004 · 1–10 empl.

Zimma GmbH is a heating and plumbing business. Its services include bathroom and heating renovations, new-build installations and maintenance, as well as heat pumps, solar systems, ventilation and custom-designed washbasin countertops.

TRIENERGY Schweiz AG

Since 2007 · 1–10 empl.

TRIENERGY Schweiz AG operates in photovoltaic wholesale and supplies system solutions for PV projects. Its range includes in-house PV mounting systems, solar modules, inverters, storage systems, accessories and planning software, with support for professional customers in project planning and implementation.

M. Wüthrich Ihr Zimmermann GmbH

Since 2011 · 1–10 empl.

The core activity of M. Wüthrich - Ihr Zimmermann GmbH is building and renovating with wood, particularly: wood construction, interior finishing, roof renovation and roofing, photovoltaic systems, staircase construction, parquet work, and terrace construction. The company also offers services such as consulting, planning, and implementation of construction projects, including the application for funding.

roofpower GmbH

Since 2011 · 1–10 empl.

roofpower GmbH plans, builds and operates photovoltaic systems on leased rooftops and provides solar contracting solutions. Its services include system maintenance and monitoring, as well as the administration and billing of self-consumption groups (ZEV and vZEV).

Genossenschaft LupoSol

Since 2012 · 1–10 empl.

Genossenschaft LupoSol is a solar energy cooperative that promotes and produces solar power. It owns and operates photovoltaic systems and works to encourage efficient energy use.

Lukas Meister - Erneuerbare Energietechnik

Since 2013 · 1–10 empl.

Lukas Meister - Erneuerbare Energietechnik works in renewable energy technology. Its activities include photovoltaics, solar thermal systems, heating and plumbing, rainwater use, and control systems, as well as consulting and project support.

STEPS VENTURES AG

Since 2013 · 1–10 empl.

Genossenschaft Solardächer Muttenz

Since 2013 · 11–20 empl.

Genossenschaft Solardächer Muttenz develops shared photovoltaic installations to generate solar electricity. Its first installation is on the roof of the Muttenz indoor swimming pool, and the cooperative enables members to participate in these projects through financial and non-financial contributions.