Energy & Environment

Solargenossenschaft Degersheim 

Degersheim · Since 2021

The company's core activity is the planning, implementation and operation of photovoltaic systems (PVA) in Degersheim, particularly on the roofs of public buildings such as schools, with the aim of producing solar power and involving the cooperative members in the energy production through the purchase of share certificates.

Solargenossenschaft Bichwil 

Niederglatt Sg · Since 2012

The core activity of Solargenossenschaft Bichwil is the planning, construction and operation of photovoltaic systems for the generation of ecological electricity.

Solar Genossenschaft Hägglingen 

Hägglingen · Since 2011

The core activity of Solar Genossenschaft Hägglingen is the promotion and production of solar power through the operation of solar systems in Hägglingen.

Solargenossenschaft Lyss SGL 

Lyss · Since 2018

The core activity of Solargenossenschaft Lyss (SGL) is the planning, construction and operation of photovoltaic systems (PV systems) for the generation of solar power. The company offers its members the opportunity to invest in a sustainable energy transition and thus align energy production in the region with the future. SGL focuses on the construction of PV systems on suitable roof surfaces, such as the roof of the fire station or the municipal workshop in Lyss, and sells the produced solar power to its members or into the distribution grid.

Solargenossenschaft Region Biel/Bienne 

Biel/Bienne · Since 2021

The company's core activity is the construction, operation and distribution of photovoltaic systems in the Biel/Bienne region, with the aim of expanding solar energy and contributing to climate protection. To this end, the company invests in the construction of photovoltaic systems, sells the produced solar power to property owners and distributes a portion of the revenue to the cooperative members.

Solar Green Power 2050 Sàrl 

Belfaux · Since 2016

The company "Solar Green Power" is engaged in the development and deployment of renewable energies, particularly solar energy. The company's core activity includes the planning, installation and maintenance of solar systems as well as the development of innovative solutions for energy generation and efficiency.

Solar Genossenschaft Zentralschweiz 

Ibach · Since 2013

The core activity of Solar Genossenschaft Zentralschweiz is the operation of solar power plants and the trade of solar electricity.

Solar Genossenschaft Zumikon 

Zumikon · Since 2018

The company's core activity is the planning, construction and maintenance of solar systems, in particular photovoltaic systems, in the area of Zumikon ZH and its surroundings, with the aim of promoting renewable energy forms and investing in a environmentally friendly future.

Solarhaus Holding AG 

Flawil · Since 2003

The core activity of S+W Solar- & Wärmepumpentechnik AG is the planning, production and installation of alternative energy systems, in particular heat pumps, thermal and photovoltaic solar collectors, wood heating systems, as well as cooling and heat recovery systems. The company often acts as a general contractor and offers services such as consulting, planning, execution, maintenance and servicing of energy systems.

Solar hoch 2 GmbH 

Hilterfingen · Since 2011

The core activity of Solar hoch 2 is the planning, consulting, sales and installation of solutions for alternative heat generation, particularly in the field of solar thermal energy, heat pumps, geothermal energy and storage solutions.

SolarInnovation GmbH 

Zumikon · Since 2024

The core activity of SolarInnovation GmbH is the planning, implementation and installation of turnkey solar systems, including the integration of electric charging stations, heating systems and power storage systems, as well as consulting and supporting customers in the implementation of sustainable energy solutions.

SOLARIS SYSTEM Sàrl 

Villars-Ste-Croix · Since 2022

The core activity of Solaris System Sàrl is the installation, distribution and maintenance of solar systems, including photovoltaic systems, as well as providing solutions for renewable energy and energy-saving technologies. The company also offers services such as planning and installation of solar systems, maintenance and repair of existing systems, as well as consulting and support for the transition to renewable energy.

Solarkraft365 GmbH 

Neuenegg · Since 2022

Solarkraft365 GmbH designs and implements photovoltaic systems and provides battery storage, self-consumption optimization and electric vehicle charging stations. Services include consultation, planning and permitting, administration of subsidy applications and certification, turnkey or cooperative installations, and maintenance with monitoring.

SolarLab SA 

Préverenges · Since 2018

The core activity of SolarLab is the development, manufacture and marketing of innovative, aesthetic and integrated photovoltaic solutions (BIPV) for the construction industry, particularly for facades and building envelopes, using colored and customer-specific solar panels (ColorBlast).

Solarlux (Schweiz) AG 

Itingen · Since 1993

The company Solarlux develops and manufactures windows, doors and other building elements, as it mentions "specialist partners, private customers, architects and housing companies" and offers "special solutions" for these customers. The core activity of the company is therefore in the building and window industry.

SOLARMOBILITY Sàrl 

Lully Vd · Since 2019

The core activity of Solarmobility Sàrl is the development, manufacture and marketing of carports with integrated photovoltaic systems, also known as "solar canopies" or "solar carports". These carports serve not only as protection for vehicles, but also as generators of renewable energy through the integrated solar panels.

Solarmontagen.ch GmbH 

Davos Monstein · Since 2013

The core activity of Solarmontagen.ch GmbH is the planning, installation and maintenance of solar and photovoltaic systems, particularly in high-altitude regions. The company offers individual solutions for sustainable energy and works with Swiss freelancers, solar technicians, roofers and electricians to achieve this.

Solarod Sàrl 

Neuchâtel · Since 2022

Solarod Sàrl provides turnkey photovoltaic solutions for residential and commercial clients, including feasibility and profitability studies. Services include planning and installation of rooftop and carport PV systems, electric vehicle charging solutions, supply of modules and inverters to B2B partners, and contracting arrangements where Solarod invests in and manages installations.

Solar One Invest AG 

Altnau · Since 2016

The core activities of Solar One Invest AG include: 1. **Real Estate Brokerage**: The company brokers plots of land, commercial properties, rental properties, and residential properties in Switzerland and abroad, particularly in Greece. 2. **Financing**: Solar One Invest AG offers financing solutions for the acquisition of properties and solar systems, working closely with renowned financial institutions. 3. **Renewable Energy**: The company develops and implements solar projects, including photovoltaic systems and thermal solar systems, as well as biogas and wind power projects. These three core activities are closely interlinked and form the basis of Solar One Invest AG's business model.

SOLAR PLUS SWISS SARL 

Corcelles Ne · Since 2026

The company's core activity is the distribution and consulting of products and solutions for solar energy, particularly photovoltaic systems, including panels, inverters, batteries, cables and other accessories. The company also offers configuration and consulting services for the planning and installation of solar energy systems.

ENDURA BauTech GmbH 

Brüttisellen · Since 2018

The core activity of Solarpower4upv is the planning, procurement, installation and acceptance of photovoltaic systems, particularly in the field of commercial photovoltaics, as well as the sale and project planning of systems for solar energy and LED lighting.

Solar Retrofit Sagl 

Muralto · Since 2013

The core activity of Solar Retrofit Sagl is the development and distribution of innovative systems for mounting solar energy modules on building facades. These systems enable optimal orientation and inclination of the modules to maximize energy production while allowing for an aesthetically pleasing and energy-efficient facade design.

Solarschweiz AG 

Arni Ag · Since 2021

The core activity of Solarschweiz AG is the development and implementation of economically viable solar projects, particularly photovoltaic projects, for companies and private individuals in Switzerland.

Solarschmiede GmbH 

Belp · Since 2020

The core activity of Solarschmiede GmbH is the planning and conception of solar systems for various surfaces, including flat roofs, pitched roofs, facades, open spaces and Agri-PV systems. The company supports customers in selecting and implementing efficient and aesthetically pleasing solar solutions and provides transparent offers and comparisons of different solutions.

Solarspar AG 

Aarau · Since 2023

Solar Solutions AG 

Rothenthurm · Since 2022

The core activity of Solar Solutions AG is to supply solar solutions and products to wholesalers and distribution partners as a B2B provider, who then resell them to project developers, resellers, solar installation companies and ultimately to end customers (B2C). The company focuses on collaborating with well-known consumer brands to offer high-quality solar products and thus promote the transition to renewable energy.

Solarspar Betriebs-AG 

Aarau · Since 2023

Solar Staufen AG 

Staufen · Since 2012

Solar Staufen AG operates community photovoltaic installations that produce renewable electricity and sells the generated natural and solar power. The company sells natural/solar electricity, can issue certificates to purchasers and monitors and manages its PV installations.

SolarSys GmbH 

Hombrechtikon · Since 2012

The core activity of Solarsys GmbH is the planning, implementation and maintenance of energy-related solutions for private homes and businesses, in particular: photovoltaic systems, power storage solutions, heat pumps and new heating solutions. The company also offers design, installation, maintenance and cleaning of these systems.

Solarteam AG 

Rotkreuz · Since 2009

The core activity of Solarteam AG is the development, manufacture and sale of installation-friendly and aesthetically pleasing substructures for framed standard photovoltaic modules, in particular insertion systems, for on-roof, in-roof and facade installations.

Solartech concept SA 

Lausanne · Since 2024

The core activity of Solartech Concept SA is the planning, installation and maintenance of renewable energy systems, particularly solar systems, as well as providing services in the field of energy efficiency and security. The company offers its customers a comprehensive range of services, from consulting and planning to the installation and maintenance of systems, to ensuring safety and efficiency.

SolarTech Engineering SA 

Marin-Epagnier · Since 2017

The core activity of SolarTech Engineering SA is the planning, installation and maintenance of solar systems, in particular photovoltaic systems, as well as consulting and implementing projects in the field of renewable energy. The company offers its customers a 'turnkey' solution, i.e. it takes care of all necessary steps from planning to commissioning and maintenance of the systems.

SolarTech Steffen Kopischke 

Rorschach · Since 2023

The core activity of SolarTech Steffen Kopischke is the planning, implementation and maintenance of environmentally friendly energy solutions, particularly in the field of solar technology. This includes the installation and servicing of solar systems, heat pumps and other sustainable energy systems. The company offers a wide range of solutions to meet the individual energy needs of its customers while having a positive impact on the environment.

SOLAR-TEC SA 

Dino · Since 1999

The core activity of Solar Tec SA is the development, manufacture and marketing of solar thermal and photovoltaic systems, in particular thermal and photovoltaic solar panels, which are used to generate hot water and electricity.

solarUp Energie GmbH 

Gstaad · Since 2012

The core activity of solarUp energie GmbH is the planning, installation and integration of photovoltaic systems for electricity generation, including the planning and installation of storage systems and the combination with other systems such as thermal modules and skylights to increase self-consumption.

SOLARUS Genossenschaft für Sonnenenergie 

Russikon · Since 1991

The core activity of Solarus Russikon is the promotion and utilization of solar energy. The company installs and operates solar systems at various locations, such as school buildings, riding halls and club houses, and offers promotion programs for the use of solar energy.

solartoys.ch, Peter Wüthrich 

Heiden · Since 2016

solartoys.ch, Peter Wüthrich produces solar toys and sells solar kits, solar drives, solar modules and individual components and accessories via an online shop.

SolarVision GmbH 

Oetwil An Der Limmat · Since 2012

SolarVision GmbH develops and manufactures underfloor solar ground lights for active marking of hazardous road areas. Its products (Solarmarker SV1, SV2, SV3) feature integrated solar cells, LED light sources and exchangeable lamp units, enabling maintenance‑free, asphalt‑flush installation without external wiring. Typical applications include pedestrian crossings, roundabouts, traffic islands and stairways; some models are snowplough‑compatible and use stainless‑steel housings.

Solar-X AG 

Rain · Since 2022

The core activity of SOLAR-X is the planning, installation, commissioning and maintenance of photovoltaic systems (PV systems) for various customers, including private individuals, companies and farmers. In addition, the company also offers contracting models, where customers make their roof space available and in return receive a share of the profits. Furthermore, SOLAR-X also offers storage solutions, e-mobility solutions and the sale of high-end PV panels.

SolarXplorers SA 

Yverdon-Les-Bains · Since 2014

The company SolarStratos develops and operates a solar-powered aircraft used for research and testing of new technologies in the field of renewable energy. The company's core activity lies in the development and operation of solar-powered aircraft as well as the conduct of research and test flights.

Solarzaun GmbH 

Elsau · Since 2021

The core activity of Solarzaun GmbH is the development, marketing and installation of photovoltaic fences and Agri-PV systems, which enable the production of electricity on vertically mounted PV panels. These systems can be used as fences, privacy screens or infrastructure and offer a high additional yield through the production of electricity on both sides of the PV panels. The company offers its services in various areas, including home and garden, industry and commerce, Agri-PV and infrastructure.

SolaTech GmbH 

Vitznau · Since 2014

SolaTech GmbH manufactures inverter housings and frames as well as weather- and vandal-protection enclosures. Its product range includes stainless-steel document holders and customizable solutions, and the company provides project consultation plus sales with shipping or collection options.

Solaxess SA 

Marin-Epagnier · Since 2015

The core activity of Solaxess is the development and integration of photovoltaic technology into building envelopes, particularly in the form of white solar panels that can be integrated into building facades. The company specializes in the manufacture of photovoltaic modules that meet both aesthetic and energetic requirements.

Solduwal GmbH 

Brig · Since 2023

Solduwal GmbH designs, installs and services photovoltaic systems and supplies battery storage, electric vehicle charging stations and monitoring and smart-home integrations. The company provides consultation, commissioning and maintenance services and uses Enphase microinverter technology in its offerings.

Soleco AG 

Maur · Since 2018

The company develops and provides software and systems to enable sustainable energy solutions, particularly in the areas of renewable energy, energy efficiency and energy management. The core activity includes the development of data-based control and automation solutions to optimize energy use, as well as providing solutions for the energy transition, such as optimizing heating, photovoltaics and e-mobility.

Solectro Daniel Ruf 

Küttigen · Since 2023

The company provides services in the field of solar energy, particularly planning, construction and optimization of photovoltaic systems. It also offers independent inspections and maintenance of existing systems. The company's core activity is the creation of customized solutions for the use of solar energy, including consulting, planning, installation and maintenance of solar systems.

Soleika AG 

Gamsen · Since 2024

Soleika AG develops and provides eco-friendly energy solutions and related services in the renewable energy sector, with the website referencing solar and wave energy topics.

Soleol Invest Sàrl 

Estavayer-Le-Lac · Since 2017

Soleol Solutions SA 

Estavayer-Le-Lac · Since 2018

Soleol SA 

Estavayer-Le-Lac · Since 2009

Soleol SA specialises in renewable energy and carries out installation and operation of photovoltaic solar power plants. The company provides consulting and engineering services, photovoltaic and hybrid installations, battery storage, charging stations and solar carports, maintenance, and photovoltaic contracting services for private, agricultural, industrial and public clients.