Photovoltaics in
Thalwil

6 companies in Photovoltaics based in Thalwil — name and year of registration from the commercial register. The list below shows them all.

Companies

All 6 companies in Thalwil

Elektro-Naef AG Logo

Elektro-Naef AG

Since 1975 · 1–10 empl.4.8(45)

The core activity of the company Elektro Naef is the planning, consulting, installation and commissioning of electrical systems and installations for buildings, including: * Electrical installations * Lighting systems * W-LAN * door automation * shading control * Photovoltaic systems AC * Building automation solutions * Smart home solutions * electric vehicle charging stations * e-Mobility Best quality for the left bank of Lake Zurich. Thalwil, Oberrieden, Horgen, Wädenswil, Rüschlikon, Kilchberg, Gattikon, Adliswil, Langnau am Albis

ElectricianElectrical installationsBuilding servicesTelecommunications
ranQ Trust Score 4.5 out of 5.0, rated Excellent, Rank #1
SOLPROOF GmbH Logo

SOLPROOF GmbH

Since 2019 · 1–10 empl.4.9(59)

SOLPROOF GmbH plans and installs turnkey solar and photovoltaic systems for residential, commercial and industrial customers. Its services include consultation, planning, permits, rooftop, in-roof and façade installations, as well as maintenance and cleaning.

ElectricianTurnkey Solar / Photovoltaic SystemsCleaning & Maintenance of Solar SystemsConsulting for Solar Energy Systems
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #2
Ch. Posch & Partner AG Logo

Ch. Posch & Partner AG

Since 2006 · 1–10 empl.5.0(10)

The core activity of ELITE Electro-Partner (Ch. Posch & Partner AG) is the provision of electrical installations and related services, including: electrical installations (from simple sockets to complex building automation), photovoltaics, e-mobility, multimedia, building automation, and telephony. The company offers these services to private households and businesses in the Thalwil, Zurich-Wollishofen, and Langnau a./A. regions.

ElectricianElectrical installationsPhotovoltaicsE-Mobility
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #3
Unbound Potential AG Logo

Unbound Potential AG

Since 2023 · 11–20 empl.

Unbound Potential AG develops long-duration energy storage systems based on membrane-free flow batteries. Its scalable systems are designed for stationary applications and to support the integration of renewable energy and electricity grid stability.

PhotovoltaicsLong-duration energy storageMembrane-free flow battery technologyDevelopment and prototyping of battery systems
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #4
OD

OKS Development AG

Since 1988 · 1–10 empl.

Photovoltaics
No score yet
ZS

Züri Solar GmbH

Since 2024 · 1–10 empl.

Photovoltaics
No score yet

Photovoltaics in Thalwil

6PhotovoltaicsCommercial register (Zefix) · as of November 6, 2026
2019Median year of registrationCommercial register (Zefix) · as of November 6, 2026
524in the Canton of ZurichCommercial register (Zefix) · as of November 6, 2026
4,043in SwitzerlandCommercial register (Zefix) · as of November 6, 2026
Locations

Photovoltaics in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of November 6, 2026