Solar & Photovoltaics in
Willisau
5 companies in Solar & Photovoltaics based in Willisau — name and year of registration from the commercial register. The list below shows them all.
Companies
All 5 companies in Willisau
Elektro Illi AG
Since 1978
Photovoltaic systemsE-mobility / charging stationsBuilding automation / smart home
View profile4.6(25)
Afimag AG
Since 1982
Electricity generation with photovoltaic systemsRental apartments in mini-houses
View profile
ÖkoFEN-Schweiz GmbH
Since 2008
Pellet heating systemsHeat pumpsBattery systems
View profile
Genossenschaft Energie Willisau
Since 2016
Solar power generationSchlossfeld photovoltaic system
View profile
Illi Kontrolle AG
Since 2020
Electrical inspectionsElectrical installations
View profile4.6(25)
Solar & Photovoltaics in Willisau
5Solar & PhotovoltaicsCommercial register (Zefix) · as of September 27, 2026
2008Median year of registrationCommercial register (Zefix) · as of September 27, 2026
225in the Canton of LucerneCommercial register (Zefix) · as of September 27, 2026
3,940in SwitzerlandCommercial register (Zefix) · as of September 27, 2026
Locations
Solar & Photovoltaics in the region
Point size by number of companies per place.
Source: commercial register (Zefix) · as of September 27, 2026
Industry axis
Solar & Photovoltaics across SwitzerlandSolar & Photovoltaics in other places
By canton
Canton of Zurich512Canton of Bern469Canton of Vaud310Canton of Aargau301Canton of St. Gallen292Canton of Lucerne225Canton of Thurgau182Canton of Ticino172Canton of Valais165Canton of Zug163Canton of Basel-Country158Canton of Fribourg146Canton of Grisons123Canton of Solothurn121Canton of Geneva116Canton of Schwyz116Canton of Neuchâtel74Canton of Appenzell Outer Rhodes41Canton of Jura36Canton of Nidwalden33Canton of Schaffhausen32Canton of Glarus27Canton of Obwalden25Canton of Appenzell Inner Rhodes13Canton of Uri13
Place axis
All companies in WillisauOther industries in Willisau
Property Management29Holding Companies28Real Estate Project Development22Restaurants18Auto Repair Shops15Management Consulting12Painting & Plastering12Fiduciary Offices11Hair Salons9Retail - Textiles & Clothing9Technical Consulting & Engineering8Plumbing & Building Services8Real Estate Brokerage8Automotive & Vehicle Trade8Wholesale - General Specialty Trade8General Contractors7Interior Construction7Sustainability Sector7Furniture Industry7Housing Cooperatives7Retail - Food & Luxury Items7Retail - General Specialty Trade7Timber Construction & Carpentry6Electrical Planning & Installation6IT Consulting & Services6Clubs, Bars & Event Venues6Coaching & Personal Development5Architecture Firms5Building Maintenance5Construction & Project Management5Interior Design & Furnishing5Sheet Metal Work5Non-Medical Healthcare Professions5Food Processing5Software Development5Retail - Flowers & Plants5Wholesale - Construction & Raw Materials5