Solar & Photovoltaics in
Neuchâtel

20 companies in Solar & Photovoltaics based in Neuchâtel — name and year of registration from the commercial register. The list below shows them all.

Companies

All 20 companies in Neuchâtel

Pasan SA Logo

Pasan SA

Since 1983 · 51–100 empl.3.9(25)

Pasan SA develops and supplies measurement and testing systems for the photovoltaic industry. The company provides solutions for the characterization and quality control of solar cells, modules, and components.

Solar & Photovoltaics
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #1
Diego Fischer Solar and Engineering Logo

Diego Fischer Solar and Engineering

Since 2014 · 1–10 empl.

Diego Fischer Solar and Engineering provides planning, consulting and turnkey installation of photovoltaic systems and related equipment such as battery storage, electric vehicle charging stations and surplus energy management solutions.

Solar & PhotovoltaicsPhotovoltaic installationsSolar self-consumptionCharging stations
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #2
COOPERATIVE SOLAIRE NEUCHÂTEL Logo

COOPERATIVE SOLAIRE NEUCHÂTEL

Since 2016 · 1–10 empl.

The core activity of Coopsol is the planning, implementation and operation of solar power plants in the Neuchâtel region of Switzerland, financed through a participatory financing model, where members of the company can acquire shares in the plants.

Solar & PhotovoltaicsRealisation of large solar installationsOperation of photovoltaic installationsParticipatory funding for solar power plants
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #3
Solar 2000 Sàrl Logo

Solar 2000 Sàrl

Since 2019 · 1–10 empl.

Solar 2000 Sàrl is a company specialising in photovoltaic system installations and provides turnkey solar solutions along with ancillary systems such as battery storage, electric vehicle charging stations and surplus energy management. The company handles sales, project planning and installation, and is certified as “Les-PROS-du-solaire” by Swissolar and holds an installation authorization (Art.14, SOB-354883-1).

Solar & PhotovoltaicsSolar photovoltaic installationSolar consultation and support
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #4
Pinto Pereira da Conceiçao Avelino Logo

Pinto Pereira da Conceiçao Avelino

Since 2016 · 1–10 empl.

Pinto Pereira da Conceiçao Avelino provides heating, sanitary, renewable energy and repair services, including installation and maintenance work.

Plumbing & Building Services
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #5
Stratton ENERGIES Sàrl Logo

Stratton ENERGIES Sàrl

Since 2025 · 11–20 empl.5.0(9)

The core activity of Stratton Energies is the planning, installation and maintenance of renewable energy systems, in particular: * Photovoltaic systems (installation, panel cleaning) * Solar systems (solar carports) * Heat pumps (heat pumps) * Thermodynamic boilers * Air conditioning systems (air conditioning) * Energy efficiency solutions (CECB/CECB+) The company also provides consulting and support for applying for subsidies for energy efficiency measures in various cantons of Switzerland.

Solar & PhotovoltaicsPhotovoltaic panelsHeat pumpAir conditioning
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #6
ELECTRO SPARK SA Logo

ELECTRO SPARK SA

Since 2021 · 1–10 empl.4.3(6)

ELECTRO SPARK SA provides electrical system design, installation and maintenance services for residential and commercial clients. Its offerings include telephony and fibre connections, IT network cabling and Wi‑Fi setup, home‑automation solutions, photovoltaic solar installations, and electrical repairs, safety upgrades and switchboard replacement.

Electrical Planning & InstallationElectrical installationsTelecommunicationsIT networks
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #7
Association Autovoltaïc Logo

Association Autovoltaïc

Since 2021 · 1–10 empl.

The core activity of the company 'Autovoltaic' is the promotion and support of self-build projects for photovoltaic systems in the Neuchâtel region and its surroundings. The company provides a platform for members to support each other in the planning, implementation and installation of photovoltaic systems. The core activity thus includes the organization and coordination of self-build projects, the provision of information and resources, as well as the promotion of cooperation between members to increase the number of photovoltaic systems in the region.

Solar & PhotovoltaicsSelf-build of photovoltaic installationsPhotovoltaic project supportNetworking and mutual support for PV sites
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #8
Solarod Sàrl Logo

Solarod Sàrl

Since 2022 · 1–10 empl.

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 & PhotovoltaicsTurnkey photovoltaic installationFeasibility and profitability analysisConsulting services for PPE
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #9
NanoWatt S.A. Logo

NanoWatt S.A.

Since 2013 · 1–10 empl.3.9(8)

NanoWatt S.A. is an electrical installation company with a federal diploma that provides planning and implementation of low- and high-voltage electrical systems, telephony and IT services; it also designs, sells and installs ecological LED lighting, security and home-automation systems.

Solar & PhotovoltaicsElectrical installationsPhotovoltaicsHome automation
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #10
Electropro S.A. Logo

Electropro S.A.

Since 1996 · 11–20 empl.3.0(1)

The core activity of ElectroPro SA is the provision of services in the field of electrical installation, including: new building installations, industrial and renovation installations, electrical assembly and installation, photovoltaic systems, safety systems (e.g. lightning protection), domotics and home automation, as well as repair and maintenance services (24/7). The company also offers training and education programs for electrical professionals and is a member of various industry associations.

Electrical Planning & InstallationElectrical installationsPhotovoltaics24/7 electrical emergency service
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #11
Capner Switzerland S.A. Logo

Capner Switzerland S.A.

Since 2025 · 1–10 empl.

Capner Switzerland S.A. supplies integrated energy solutions including photovoltaic panels, battery storage systems, electric vehicle charging stations and thermodynamic water heaters. The company performs energy-bill analysis, provides consultancy and manages design, installation and after‑sales support for residential and commercial customers.

Solar & PhotovoltaicsPhotovoltaic systemsEnergy storage systemsEV charging stations
ranQ Trust Score 3.7 out of 5.0, rated Solid, Rank #12
NEFX, Theux, succursale de Neuchâtel Logo

NEFX, Theux, succursale de Neuchâtel

Since 2025 · 1–10 empl.

NEFX, Theux, succursale de Neuchâtel provides qualified teams for the installation of photovoltaic systems. Its activities cover projects on roofs, on ground-mounted sites, for carports, BIPV applications and floating solar installations.

Technical Consulting & EngineeringPhotovoltaic installation workforceRooftop photovoltaic installationsGround-mounted photovoltaic installations
ranQ Trust Score 3.6 out of 5.0, rated Solid, Rank #13
EauSolar Sàrl Logo

EauSolar Sàrl

Since 2015 · 1–10 empl.

EauSolar Sàrl provides individualized services for sanitary installations, heating, ventilation, air conditioning, solar panels and heat pumps. The company serves private clients, property managers, factories, hospitals and public institutions and focuses on techniques and materials that support sustainable management of water, energy and waste (equipment compliant with SSIGE standards).

Solar & PhotovoltaicsSanitary InstallationsHeating InstallationsVentilation Installations
No score yet
JENOSA SA Logo

JENOSA SA

Since 2025 · 1–10 empl.

JENOSA SA invests in, finances, acquires and operates energy assets in Switzerland. The company focuses on photovoltaic systems, battery storage and heat installations, and commercialises the produced energy and storage flexibility.

Technical Consulting & EngineeringEnergy Plant ContractingPhotovoltaic SystemsBattery Storage Systems
No score yet
RI

Redstone Investment Group SA

Since 2011 · 1–10 empl.

Solar & Photovoltaics
No score yet
SS

SOLARSPLIT SA

Since 2023 · 1–10 empl.

Technical Consulting & Engineering
No score yet
SS

Solivra Sàrl

Since 2025 · 1–10 empl.

Solar & Photovoltaics
No score yet
DS

DECUBE SWISS Sàrl

Since 2025 · 1–10 empl.

Technical Consulting & Engineering
No score yet
HE

H.V Energy SNC

Since 2026 · 1–10 empl.

Solar & Photovoltaics
No score yet

Solar & Photovoltaics in Neuchâtel

20Solar & PhotovoltaicsCommercial register (Zefix) · as of October 11, 2026
2021Median year of registrationCommercial register (Zefix) · as of October 11, 2026
76in the Canton of NeuchâtelCommercial register (Zefix) · as of October 11, 2026
4,041in SwitzerlandCommercial register (Zefix) · as of October 11, 2026
Locations

Solar & Photovoltaics in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of October 11, 2026

Largest places

Fleurier5