Solar & Photovoltaics in
Jona

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

Companies

All 8 companies in Jona

Elektrizitätswerk Jona-Rapperswil AG

Since 1902

Electricity productsSolar photovoltaicGrid services

View profile4(21)

Lampert + Walker AG

Since 1991

Heat pumpDistrict heatingSolar thermal systems

View profile4.8(10)

A. Winiger Sanitäre Anlagen GmbH

Since 1997

Sanitary installationsService and repairsBoiler maintenance

View profile4.6(9)

Elektro Möhl AG

Since 2002

Photovoltaic systemsElectrical installationsConsulting and planning

View profile4.3(6)

Alp Energy GmbH

Since 2005

Solar systemsEnergy storageE-mobility

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trunova ag

Since 2011

Energy consulting / process consultingPhotovoltaicsThermal solar systems

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Suneco AG

Since 2016

Solar PV systemsEnergy storage solutionsSelf-consumption optimisation

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Ohm Elektro Solar GmbH

Since 2022

Photovoltaic systemsElectrical inspectionsService

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Solar & Photovoltaics in Jona

8Solar & PhotovoltaicsCommercial register (Zefix) · as of August 25, 2026

2005Median year of registrationCommercial register (Zefix) · as of August 25, 2026

229in the Canton of St. GallenCommercial register (Zefix) · as of August 25, 2026

3,199in SwitzerlandCommercial register (Zefix) · as of August 25, 2026

Locations

Solar & Photovoltaics in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of August 25, 2026

Largest places

St. Gallen22 Widnau7 Rorschach7 Buchs SG7 Flawil6 Wil SG6 St. Margrethen SG5 Balgach5 Niederuzwil5

Place axis

Other industries in Jona

All companies in Jona

Management Consulting51 Property Management40 IT Consulting & Services37 Technical Consulting & Engineering32 Holding Companies28 Software Development24 Real Estate Project Development23 Online Shops18 Plumbing & Building Services17 Fiduciary Offices17 Advertising Agencies17 Restaurants17 Facility Management & Cleaning16 Horticulture & Landscaping15 Real Estate Brokerage15 Painting & Plastering14 Auto Repair Shops14 Coaching & Personal Development13 Architecture Firms13 Mechanical Engineering Industry13 Hair Salons11 NGOs & NPOs10 Recruitment & HR Consulting10 Construction & Project Management9 Electrical Planning & Installation9 Clubs, Bars & Event Venues9 Industrial & Product Design8 General Contractors8 Timber Construction & Carpentry8 Sports & Recreation Instruction8 Automotive & Vehicle Trade8 Wholesale - Machinery & Technical Equipment8 Catering8 Other Service Industries7 Photography7 Interior Construction7 Metal Construction7 Energy Suppliers7 Financial Services7 Pension Funds7 Electrical Industry7 IT Infrastructure & Cloud7 Continuing Education Institutes7 Retail - General Specialty Trade7 Repair of Machinery & Electronic Devices6 Physiotherapy6 Telecommunications6 Housing Cooperatives6

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Solar & Photovoltaics inJona

All 8 companies in Jona

Solar & Photovoltaics in the region

Solar & Photovoltaics in other places

Other industries in Jona

Solar & Photovoltaics in
Jona