Photovoltaics in the
Canton of Geneva

Scholl Energies Sàrl

Since 2000 · 1–10 empl.·4.6(9)

Scholl Energies Sàrl is a company active in the energy technology field. The accessible website points to Scholl and links to Energies and Technologies pages, but provides very limited information about its specific services.

Bosson + Rapo SA

Since 1987 · 1–10 empl.·4.5(8)

The core activity of Bosson + Rapo SA consists of the installation, maintenance and repair of heating systems, solar systems and fuel tanks, as well as the provision of 24-hour emergency services for these systems.

ECOTECH ENERGIES SARL

Since 2014 · 11–20 empl.·4.0(49)

The core activity of Ecotech Énergies is the optimization of energy efficiency in buildings through the development and implementation of renewable energy solutions, particularly in the areas of heat pumps and photovoltaics.

Énergies Renouvelables du Léman (EnR Léman) SA

Since 2022 · 1–10 empl.·5.0(15)

The core activity of Énergies Renouvelables du Léman (EnR Léman) SA consists of planning, installing and maintaining renewable energy systems, particularly in the following areas: Photovoltaics (Solar Power), Solar Thermal (Solar Heat), Heat Pumps, Geothermal Energy, District Heating Networks, Low-Temperature Radiators, and Floor Heating. The company also offers a comprehensive service, including conducting energy audits, planning and installing systems, coordinating construction projects, and applying for subsidies.

A.S. Alu-Concept SA

Since 1968 · 1–10 empl.

A.S. Alu-Concept SA develops and implements architectural solutions for building envelopes, particularly façades, and also works in metal construction and aluminium joinery. Its activities include developing prefabricated solar photovoltaic façades.

Chauffage-Assistance SA

Since 1972 · 21–50 empl.·3.8(17)

The core activity of Chauffage Assistance SA is the planning, implementation, maintenance and optimization of heating systems and renewable energy systems, particularly in the areas of: heating technology, renewable energy (e.g. heat pumps), energy optimization, repair and maintenance of heating systems, monitoring and control of heating systems, and renovation and modernization of heating systems. The company offers its services throughout the French-speaking Switzerland.

Nomali Suisse SA

Since 1985 · 1–10 empl.

Nomali Suisse SA is a building‑sector company providing consulting, installation and maintenance services for lighting, signage and energy systems. Its offerings include illuminated signage and storefront graphics, and the G‑EauSolAir division supplies heat pumps, photovoltaic and thermal solar systems, batteries and thermodynamic water heaters.

DURLEMANN ENERGIES SA

Since 1985 · 1–10 empl.

The core activity of Durlemann Energies is the installation, maintenance and repair of heating systems, including renewable energy systems such as pellet heating, photovoltaic systems and geothermal energy. The company also offers energy consulting, planning and services, including energy audits and optimization.

Erte Ingénieurs Conseils SA

Since 1990 · 1–10 empl.

The core activity of ERTE Consulting Engineers AG is the planning, consulting and implementation of innovative energy concepts in the field of building technology, particularly in the areas of heating, ventilation, air conditioning, solar energy and earth-to-air heat exchangers. The company offers services from conception to maintenance and focuses on the development of environmentally friendly and efficient solutions for private and public construction projects.

Sunwatt SA

Since 1997 · 1–10 empl.

Sunwatt SA is a company specializing in the engineering and construction of photovoltaic (PV) systems. Services include turnkey rooftop, ground‑mount and carport installations for residential and commercial clients, system design, permitting and installation, energy audits and corporate training.

Vulin SA

Since 1998 · 1–10 empl.

Vulin SA is a heating and ventilation company. Its services include solar systems, heat pumps, and oil- and gas-fired heating installations.

DT INTERNATIONAL SA

Since 2004 · 11–20 empl.

The core activity of DTI-Energies is the conception, implementation and maintenance of public and professional outdoor lighting infrastructures, primarily powered by solar energy.

Thorens Energies Sàrl

Since 2005 · 1–10 empl.

Thorens Energies Sàrl provides renewable energy and energy-efficiency solutions. The company designs, supplies and installs heat pumps (air/water, ground/water, water/water), photovoltaic and solar production systems, heating, HVAC and wood-boiler equipment, and offers an internal engineering office plus maintenance and after-sales services.

Association Sun-Power (ASP)

Since 2007 · 1–10 empl.

Association Sun-Power (ASP) is a non-profit association promoting solar energy, particularly solar photovoltaics. It supports the development of photovoltaic projects and enables participation in jointly financed solar plants, including for people who do not own a suitable roof.

TVP Solar SA

Since 2008 · 51–100 empl.

The core activity of TVP Solar is to provide carbon-free solutions for the decarbonization of large-scale heat, particularly through the delivery of carbon-free heat to industrial and municipal customers via Heat Purchase Agreements, without any upfront investments (CAPEX) and without operating and maintenance costs (O&M).

Yellowprint Sàrl

Since 2008 · 1–10 empl.

The core activity of Yellowprint is project management and support for photovoltaic projects, including planning, coordination, monitoring and management of solar systems, as well as consulting and support for the realization of photovoltaic projects.

Swissroc Energy SA

Since 2023 · 1–10 empl.

Swissroc Energy SA develops and finances renewable energy infrastructure projects and provides energy strategy, energy contracting and project management services covering design, delivery and operation.

Egidex SA

Since 1989 · 1–10 empl.

Egidex SA is a photovoltaic distributor supplying installers with solar modules, inverters, mounting systems, batteries and cabling, and offering customer support plus delivery and pickup options.

KANX Sàrl

Since 2015 · 1–10 empl.·5.0(6)

The core activity of KANX is the planning, implementation and maintenance of photovoltaic systems for private and commercial customers. This includes the installation of solar panels on roofs, the construction of autonomous solar systems for remote locations, the selection and installation of storage batteries, as well as the planning and implementation of solutions for the storage and use of renewable energy, such as powering buildings with solar power during power outages or charging electric vehicles.

R & B STORES SÀRL

Since 2015 · 1–10 empl.·5.0(6)

R & B STORES SÀRL specialises in made-to-measure solar shading and building closure solutions. Its products include interior and exterior blinds, shutters, windows, gates and garage doors; its services include consultation, installation, repairs and maintenance.

TUAZ CONCEPT

Since 2013 · 1–10 empl.

ADN ENERGIE SA

Since 2020 · 1–10 empl.

The core activity of ADN Energie (formerly Nedim Chauffage) is the installation, maintenance, repair and monitoring of heating systems, including renewable energies such as heat pumps, solar systems and wood heating systems, as well as providing emergency services for heating failures in the cantons of Geneva and Vaud.

ProSwissEnergy SA

Since 2021 · 1–10 empl.

ProSwissEnergy SA is an engineering and installation firm for building energy systems, providing energy studies, design and installation of photovoltaic systems, heat pumps, HVAC, heating and electrical installations. Certified technicians manage projects for single-family homes, multi‑unit and commercial buildings and provide project support including subsidy guidance and commissioning.

ESAP Sàrl

Since 2022 · 1–10 empl.·5.0(7)

The core activity of ESAP Sàrl is the planning, installation and implementation of solar systems, both for the production of electrical energy through photovoltaics and for the generation of hot water and heat through solar thermal energy.

NETRA SA

Since 2023 · 11–20 empl.

The core activity of Netra is the conception, construction, financing and management of renewable energy infrastructures, particularly solar installations, electric vehicle charging stations and battery storage systems. The company offers a comprehensive solution for the development, construction and management of solar installations on building roofs, including planning, installation, maintenance and management. The goal is to support companies and individuals in reducing their energy costs and improving their environmental balance.

ACTIV ENERGY GROUP SA

Since 2016 · 11–20 empl.·4.2(6)

The core activity of Activ Energy Group SA is the installation and distribution of renewable energy systems, in particular: heat pumps for heating and cooling, and photovoltaic panels for the production of electrical energy. The company also offers services such as planning, installation and maintenance of these systems.

MM Consulting Switzerland Sàrl

Since 2022 · 1–10 empl.

MM Consulting Switzerland Sàrl is a developer and orchestration platform for renewable energy and infrastructure projects. The company provides project development, technical and legal due diligence, PMO and project controlling, land and rooftop origination, asset trading, PPA/ESCO solutions and geo‑consulting for PV, agri‑PV, BESS and data centers.

Macullo Solar Sàrl

Since 2021 · 11–20 empl.·5.0(2)

The core activity of Macullo Solar consists of planning, installing and maintaining solar systems, including photovoltaic and solar thermal systems, as well as carrying out roofing work, including the construction, maintenance and repair of roofs, including related work such as insulation and sealing.

Netra Power SA

Since 2023 · 1–10 empl.

FINERGY SA, succursale de Versoix

Since 2022 · 1–10 empl.·3.9(21)

FINERGY SA, succursale de Versoix provides planning, supply and installation of photovoltaic systems as well as energy storage solutions and electric vehicle charging stations. The company carries out technical project design, handles administrative procedures, arranges independent quality checks and offers maintenance and system monitoring.

Maidan Energy Sàrl

Since 2024 · 1–10 empl.

Maidan Energy Sàrl plans and installs photovoltaic systems and provides battery storage and system maintenance. It also supports self-consumption groupings (RCP), virtual RCPs and local electricity communities (CEL).

Energymoov Swiss Sàrl

Since 2025 · 1–10 empl.

Energymoov Swiss Sàrl offers installation and maintenance of heat pumps and the design and installation of photovoltaic solar panels. The company provides energy-renovation advice, free project studies, commissioning and after-sales service, and assistance with subsidy applications, and holds GSP and PAC Système Module certifications.

Solar Grid SA

Since 2024 · 1–10 empl.

PermaLife Energy Sàrl

Since 2024 · 1–10 empl.

PermaLife Energy Sàrl is a provider of planning, supply and installation services for photovoltaic systems. The company offers grid-connected and off-grid solutions, supplies components such as SolarEdge inverters and Victron Energy equipment, and provides maintenance contracts as well as support for permits and final inspections.

Attitude Solaire Sàrl

Since 2024 · 1–10 empl.

The core activity of Attitude Solaire SARL is the planning, implementation and monitoring of photovoltaic projects, particularly in the Geneva region, Switzerland. The company offers customized solutions for the installation of solar systems, including autoconstruction (self-build) and project implementation support. Attitude Solaire supports customers in selecting and installing suitable materials, applying for subsidies and optimizing energy production.

Heyos Energy, Araba

Since 2022 · 1–10 empl.·5.0(3)

The core activity of Heyos Energy is the planning, installation and marketing of photovoltaic systems, including the associated components such as solar modules, batteries and charging stations. The company offers various packages tailored to the specific needs of its customers and supports them in the administrative tasks associated with the installation of such systems.

ECR Engineering Sàrl

Since 2025 · 1–10 empl.

ECR Engineering Sàrl provides engineering services in HVAC, plumbing and electrical systems. The company also designs and sizes photovoltaic installations, geothermal solutions and other energy-efficient technical systems.

Nordora Sàrl

Since 2025 · 1–10 empl.

Nordora Sàrl is a Swiss company that focuses on the import and export of goods and the wholesale distribution of products in areas such as energy, hygiene, mobility, and household goods. Its product range includes solar equipment, hygiene items, and other consumer and industrial products.