Solar & Photovoltaics in
Interlaken

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

Companies

All 7 companies in Interlaken

Energiewendegenossenschaft Logo

Energiewendegenossenschaft

Since 2013 · 21–50 empl.4.3(13)

The core activity of the company 'Energiewendegenossenschaft' is the promotion and implementation of projects in the field of renewable energies, particularly photovoltaics. The company provides services and expertise in the field of photovoltaic system construction and is committed to the energy transition.

Solar & PhotovoltaicsPhotovoltaic system constructionPV system optimisationCompetence center and courses
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #1
Elektro Brunner AG Logo

Elektro Brunner AG

Since 2011 · 11–20 empl.4.5(15)

The company offers a wide range of services and products in the fields of electrical engineering and communication technology. The core activities include: electrical installations, PV systems (photovoltaics), e-mobility (charging infrastructure for electric vehicles), communication technology (fiber optic installations), building automation, device testing and maintenance, lighting, and security technology. The company also provides planning, consulting and service for these areas.

Solar & PhotovoltaicsElectrical installation workPhotovoltaic systemsE-mobility
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #2
Industrielle Betriebe Interlaken (IBI) AG Logo

Industrielle Betriebe Interlaken (IBI) AG

Since 1916 · 51–100 empl.4.0(18)

The company's core activity is the supply of customers with energy and drinking water, as well as the provision of energy-related services.

Solar & PhotovoltaicsElectricity supplySolar powerE-mobility
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #3
Fischer Haustechnik AG Logo

Fischer Haustechnik AG

Since 1979 · 1–10 empl.3.5(8)

Fischer Haustechnik AG provides sanitary and heating technology services, including consulting, planning, installation and maintenance. Offerings cover sanitary systems (new construction and renovation), heating systems, solar thermal installations and comfort ventilation, along with coordination with other trades.

Solar & PhotovoltaicsPlumbing systemsHeating systemsSolar thermal systems
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #4
Welatec Beratende Ingenieure AG Logo

Welatec Beratende Ingenieure AG

Since 1994 · 11–20 empl.5.0(1)

The core activity of Welatec is independent energy and building technology planning, particularly in the areas of heating, ventilation, air conditioning, refrigeration and sanitation. The company offers customized solutions for its customers and focuses on the planning and optimization of building technology systems.

Solar & PhotovoltaicsBuilding services engineering designHeating system designVentilation design
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #5
Energie-Lösung AG Logo

Energie-Lösung AG

Since 2022 · 1–10 empl.

Solar & Photovoltaics
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #6
SG

SinaTech GmbH

Since 2020 · 1–10 empl.

Technical Consulting & Engineering
No score yet

Solar & Photovoltaics in Interlaken

7Solar & PhotovoltaicsCommercial register (Zefix) · as of October 11, 2026
2011Median year of registrationCommercial register (Zefix) · as of October 11, 2026
478in the Canton of BernCommercial 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