Solar & Photovoltaics in
Widnau

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

Companies

All 9 companies in Widnau

evolta AG

Since 2013

Personal consultingElectrical planningInstallation

View profile2.4(11)

Walter Lüchinger AG

Since 2019

InstallationsEngineering and consultingEnergy management

View profile4.6(9)

Die Energiegestalter AG

Since 2022

PV systemsE-mobilityEnergy storage systems

View profile5(1)

MGT Photovoltaik und Isolierglassysteme GmbH

Since 1998

View profile

edirektsolar GmbH

Since 2017

View profile

Geo Electro AG

Since 1991

View profile

HOTI Solar-Tech GmbH

Since 2023

View profile

SolarCare by Sivgin

Since 2024

View profile

OST Solar GmbH

Since 2025

View profile

Solar & Photovoltaics in Widnau

9Solar & PhotovoltaicsCommercial register (Zefix) · as of September 26, 2026

2019Median year of registrationCommercial register (Zefix) · as of September 26, 2026

292in the Canton of St. GallenCommercial register (Zefix) · as of September 26, 2026

3,940in SwitzerlandCommercial register (Zefix) · as of September 26, 2026

Locations

Solar & Photovoltaics in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of September 26, 2026

Largest places

St. Gallen29 Buchs SG13 Rorschach9 Jona9 Diepoldsau7 Flawil7 Wil SG7 St. Margrethen SG6 Gossau SG6 Niederuzwil6

Place axis

Other industries in Widnau

All companies in Widnau

Property Management63 Real Estate Project Development57 Management Consulting45 Holding Companies44 Real Estate Brokerage39 IT Consulting & Services34 Wholesale - General Specialty Trade25 Automotive & Vehicle Trade23 Technical Consulting & Engineering22 Building Maintenance21 Architecture Firms20 Restaurants20 General Contractors17 Painting & Plastering17 Mechanical Engineering Industry17 Wholesale - Machinery & Technical Equipment17 Coaching & Personal Development16 Construction & Project Management16 Metal Construction16 Hair Salons15 Software Development15 Facility Management & Cleaning15 Advertising Agencies14 Auto Repair Shops14 Online Shops14 Logistics & Transport Companies14 Beauty Salons13 Medical Technology Industry13 Other Service Industries12 Interior Construction12 General Goods Production11 Retail - Textiles & Clothing11 Building Construction10 Electrical Planning & Installation10 Retail - Food & Luxury Items10 Recruitment & HR Consulting9 Trade Fair & Event Organizers9 Horticulture & Landscaping9 Sealing & Insulation9 Flooring & Tiling9 Joinery9 Plumbing & Building Services9 Fiduciary Offices9 Metal Industry9 Textile & Clothing Industry9 Retail - General Specialty Trade9 Photography8 Repair of Machinery & Electronic Devices8

Show all

Solar & Photovoltaics inWidnau

All 9 companies in Widnau

Solar & Photovoltaics in the region

Solar & Photovoltaics in other places

Other industries in Widnau

Solar & Photovoltaics in
Widnau