Solar & Photovoltaics in
Aarau

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

Companies

All 13 companies in Aarau

Solarmarkt GmbH Logo

Solarmarkt GmbH

Since 2001 · 21–50 empl.4.8(68)

The core activity of Solarmarkt GmbH is the distribution of photovoltaic components and the provision of services in the field of solar energy, particularly for specialist partners and building owners. This includes the supply of solar modules, inverters, storage systems, mounting systems and electromobility solutions, as well as the provision of services such as planning support, technical support, professional training and logistics.

Solar & PhotovoltaicsPhotovoltaic products in wholesaleServices for professional partnersServices for clients
ranQ Trust Score 4.7 out of 5.0, rated Excellent, Rank #1
RUNER SOLAR GMBH Logo

RUNER SOLAR GMBH

Since 2020 · 1–10 empl.5.0(16)

The core activity of RUNER SOLAR is the planning, installation and maintenance of photovoltaic systems for private and commercial customers in Switzerland. The company offers comprehensive services, from consulting and planning to installation and maintenance of solar systems, with the goal of supporting customers in using renewable energy and reducing their energy costs.

Solar & PhotovoltaicsSolar systems & battery storageHeat pumpsLarge-scale systems & commercial storage
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #2
Solarspar Logo

Solarspar

Since 2004 · 11–20 empl.

Solarspar is a non-profit association that plans, builds, finances and operates photovoltaic systems. Solarspar also supports renewable energy projects, international solar initiatives, research and advice related to PV installations.

Solar & PhotovoltaicsPhotovoltaic ContractingPhotovoltaics for Residential BuildingsPhotovoltaic Research Projects
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #3
Solarspar AG Logo

Solarspar AG

Since 2023 · 11–20 empl.

Solarspar AG is a non-profit association that plans, builds, finances and operates photovoltaic systems. Its main activities include solar contracting, international projects, research and information services related to solar energy.

Solar & PhotovoltaicsPV contractingParticipation certificatesPurchase solar electricity
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #4
Solarspar Betriebs-AG Logo

Solarspar Betriebs-AG

Since 2023 · 11–20 empl.

Solarspar Betriebs-AG is an organisation that plans, builds, finances and operates photovoltaic systems. Its core activities include solar contracting, international projects, research and the promotion of renewable energy.

Solar & PhotovoltaicsPhotovoltaic contracting
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #5
AEW Energie AG Logo

AEW Energie AG

Since 1916 · 101–500 empl.3.4(5)

The company's core activity is the provision of services in the field of energy supply and distribution, including: network construction, operation and maintenance, metering services, public lighting and area lighting, battery storage solutions (BESS), electromobility and charging stations, telecommunications, heat and cold projects, and energy supply and sales. The company also offers various services for business customers, such as electricity procurement, network usage and natural electricity certificates.

Energy SuppliersElectricity products for basic supplyMarket energyNetwork usage products
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #6
Schaltpunkt GmbH Logo

Schaltpunkt GmbH

Since 2014 · 1–10 empl.5.0(1)

The core activity of Schaltpunkt GmbH is the planning, implementation and maintenance of projects in the field of renewable energies, particularly in the areas of photovoltaics, smart grids and smart engineering. The company offers individual solutions to customers to make energy controllable and renewable, and focuses on the implementation of projects such as photovoltaic systems, battery storage systems, smart homes and smart buildings.

Solar & PhotovoltaicsPhotovoltaicsSmart EngineeringSmart Grid
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #7
ESS EnergieService Schweiz GmbH Logo

ESS EnergieService Schweiz GmbH

Since 2024 · 1–10 empl.

ESS EnergieService Schweiz GmbH provides tailored residential solar energy solutions, including consultation, site and consumption assessment, system planning, component supply, installation and commissioning. The company coordinates delivery and installation with Swiss specialist partners and states the use of tested components with performance warranties.

Electrical Planning & InstallationSolar systemsBattery storage
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #8
Energiegenossenschaft Aarenau Süd Logo

Energiegenossenschaft Aarenau Süd

Since 2021 · 1–10 empl.

The core activity of the company 'Energiegenossenschaft Aarenau Süd' is the generation, storage, distribution and sale of electricity from renewable sources, in particular through the use of solar power.

Energy SuppliersGeneration, storage, distribution and sale of electricity from renewable sourcesSolar electricity supply from your own roofTrack electricity production live
No score yet
SA

Solargenossenschaft Aarau

Since 1990 · 1–10 empl.

Solar & Photovoltaics
No score yet
PI

PV Integ AG

Since 2011 · 1–10 empl.

Solar & Photovoltaics
No score yet
SG

StromOhneCarbon GmbH

Since 2023 · 1–10 empl.

Solar & Photovoltaics
No score yet

Solar & Photovoltaics in Aarau

13Solar & PhotovoltaicsCommercial register (Zefix) · as of October 10, 2026
2019Median year of registrationCommercial register (Zefix) · as of October 10, 2026
315in the Canton of AargauCommercial register (Zefix) · as of October 10, 2026
4,041in SwitzerlandCommercial register (Zefix) · as of October 10, 2026
Locations

Solar & Photovoltaics in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of October 10, 2026