Solar & Photovoltaics in
Thalwil

6 companies in Solar & 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

Electrical Planning & InstallationElectrical 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)

The core activity of Solproof GmbH is the planning, installation, maintenance and servicing of turnkey solar energy systems for private and business customers.

Electrical Planning & InstallationTurnkey 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.

Electrical Planning & InstallationElectrical 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.

The core activity of Unbound Potential GmbH is the development and manufacture of innovative, large-scale energy storage systems, particularly membrane-free flow batteries designed for stationary long-term energy storage. These batteries are intended to provide a cost-effective, safe and efficient solution for storing renewable energy, thereby supporting the transition to a sustainable and CO2-neutral energy supply.

Solar & 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.

Solar & Photovoltaics
No score yet
ZS

Züri Solar GmbH

Since 2024 · 1–10 empl.

Solar & Photovoltaics
No score yet

Solar & Photovoltaics in Thalwil

6Solar & PhotovoltaicsCommercial register (Zefix) · as of October 28, 2026
2019Median year of registrationCommercial register (Zefix) · as of October 28, 2026
526in the Canton of ZurichCommercial register (Zefix) · as of October 28, 2026
4,045in SwitzerlandCommercial register (Zefix) · as of October 28, 2026
Locations

Solar & Photovoltaics in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of October 28, 2026