Solar & Photovoltaics in the
Canton of Fribourg

146 companies in Solar & Photovoltaics based in the Canton of Fribourg — name and year of registration from the commercial register.

Companies

50 of 146 companies

Crottet AG

Since 1969

Electrical installationsPhotovoltaicsSwitchgear

View profile4(7)

Hertli & Bertschy AG, elektrische Anlagen

Since 1971

SolarE-mobilityBuilding automation

View profile5(3)

CUONY, DAFFLON S.A.

Since 1972

Sanitary installationsWater supplyHeating

View profile4.6(9)

ackermann AG

Since 1975

Building envelopeBuilding servicesSolar system

View profile4.7(21)

Millasson Electricité SA - MESA

Since 1977

Electrical installationsPhotovoltaicsHome automation and multimedia

View profile4.8(19)

Hyko AG

Since 1980

Heating installationsHeating service and repairsPlumbing installations

View profile3.8(4)

F. BOVEY SA

Since 1991

Sanitary installationsHeatingVentilation

View profile5(6)

Swiss Energy Solar SA

Since 1992

Solar modulesSolar module technologiesProject references

View profile5(1)

NET Nowak Energie & Technologie AG

Since 1997

Advisory services and expert assessmentsPotential and market studiesResearch and development

View profile5(1)

H&M Dorthe Sàrl

Since 1998

RoofingSheet metal workHeating

View profile4.9(8)

WINKELMANN ELEKTRO AG

Since 1999

Photovoltaic systemsElectrical installationsBuilding automation

View profile5(6)

Olivier Joye Sàrl

Since 1999

Installation and maintenance of PV systemsBurner maintenance and servicingHeating service and maintenance

View profile5(7)

Fahrni & Haymoz GmbH

Since 2000

Timber framingInterior fit-outRoofing and sheet metal work

View profile5(3)

C. Savary Sàrl

Since 2001

Solar installations

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Braas Schweiz AG

Since 2004

Pitched roof systemsFlat roof waterproofingAdvice and planning support

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Sanitär und Heizungen Neuhaus GmbH

Since 2005

Solar technologyHeating systemsSanitary installations

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Groupe E Greenwatt SA

Since 2007

PhotovoltaicsWind powerEnergy efficiency

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SOLAR PROJECT Sàrl

Since 2008

Solar installationSolar batteryCharging station

View profile5(2)

Dimension Solaire Sàrl

Since 2008

Photovoltaic and solar thermal solutionsComprehensive energy consultingInsulation - Sheet metal work - Roofing

View profile4.1(22)

Eco Energie Sàrl

Since 2008

Heat pumpSolar panelsMaintenance and support

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Econerg Sàrl

Since 2008

Electrical installationsPhotovoltaicsEnergy renovation

View profile4.3(22)

Soleol SA

Since 2009

Photovoltaic roof contractingPhotovoltaic installationsEnergy studies and consulting

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Swiss-Green Engineering Sàrl

Since 2009

Solar storageGrid-connected solarOff-grid autonomy

View profile3.4(51)

SCHWEIZER SOLAIRE Sàrl

Since 2010

PhotovoltaicsRoofingTimber framing

View profile3.9(7)

ABC Solar Sàrl

Since 2011

PhotovoltaicsSelf-consumptionFeasibility study and diagnostics

View profile4.7(72)

Frienergie Sàrl

Since 2011

SolarHeatingPlumbing

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Bächler Energie AG

Since 2012

District Heating Rechthalten

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TECHNOSOLAR SA

Since 2012

Photovoltaic equipment

View profile5(4)

AVOLTAVI SARL

Since 2012

Photovoltaic installationHeat pumpsCharging stations

View profile5(5)

HLV Energie Sàrl

Since 2013

Heat pumpsSolar photovoltaic and thermal panelsHeating and plumbing installations

View profile5(29)

Solarex Sàrl

Since 2014

Photovoltaic installationsSolar batteriesSolar surplus management

View profile4.5(8)

CommTech CTS SA

Since 2014

Energy optimisationMCR regulationPV self-consumption

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SCDI Solar SA

Since 2014

Solar and photovoltaic solutionsHeat pumps and water storage tanksElectric heating systems

View profile4.6(26)

Planair SA

Since 2015

Sustainable buildingsEfficient industriesResilient territories

View profile5(2)

Coopérative OPTIMA SOLAR Fribourg-Freiburg

Since 2015

Local solar electricityCo-operative participation via share certificatesConstruction and operation of photovoltaic installations

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Chaleur Solaire Guy Dafflon

Since 2015

Turnkey solar thermal installations

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Christophe Etienne Chauffage - Sanitaire

Since 2016

Heating installationsSanitary installationsSolar thermal installations

View profile4.5(2)

fehr elektro gmbh

Since 2016

Electrical installationsConsulting & planningService & repairs

View profile5(5)

Solar Green Power 2050 Sàrl

Since 2016

Photovoltaic installationsEnergy storage solutionsEnergy optimisation

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Cuennet Electricité et Associés SA

Since 2016

Photovoltaic installationGeneral electrical installations

View profile4.3(15)

Soleol Invest Sàrl

Since 2017

Photovoltaic roof contractingClean investmentMaintenance of photovoltaic installations

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Team Electro Sàrl

Since 2017

Electrical InstallationOIBT inspectionProject & Planning

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Soleol Power SA

Since 2017

Photovoltaic contracting – roof leasingPhotovoltaic systemsMaintenance of photovoltaic systems

View profile4.3(47)

Swiss Renewable Energy Sàrl

Since 2017

Solar panel installationSolar energy solutionsSupply of solar equipment

View profile4.1(111)

Soleol Solutions SA

Since 2018

Photovoltaic contractingPhotovoltaic installationPhotovoltaic maintenance and servicing

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Sallin AG

Since 2018

PlanningInstallationMaintenance

View profile4.5(6)

VENETZ ENERGY Sàrl

Since 2018

Photovoltaic installationsPhotovoltaic engineering office

View profile5(11)

Helvetiqua SA

Since 2019

Energy renovationInternal and external insulationHeat pumps

View profile4.6(78)

Swiss-instasolar Sàrl

Since 2019

Installation of photovoltaic solar panelsMaintenance of solar installationsSolar quote calculation and advice

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Fasel Energie AG

Since 2019

Solar energyDistrict heating

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Solar & Photovoltaics in the Canton of Fribourg

146Solar & PhotovoltaicsCommercial register (Zefix) · as of September 27, 2026

2020Median year of registrationCommercial register (Zefix) · as of September 27, 2026

146in the Canton of FribourgCommercial 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

Largest places

Fribourg9 Marly7 Bulle7 Estavayer-Le-Lac7 Düdingen5 Murten5

Place axis

Other industries in the Canton of Fribourg

All companies in the Canton of Fribourg

Holding Companies1,662 Real Estate Project Development1,503 Property Management931 Restaurants878 Management Consulting732 Real Estate Brokerage688 IT Consulting & Services627 Food Processing511 Technical Consulting & Engineering503 Automotive & Vehicle Trade492 Fiduciary Offices480 General Contractors467 Auto Repair Shops450 Painting & Plastering441 Advertising Agencies393 Architecture Firms387 Plumbing & Building Services341 Software Development329 Facility Management & Cleaning324 Coaching & Personal Development317 Online Shops307 Building Maintenance306 Hair Salons286 Other Service Industries285 Logistics & Transport Companies285 NGOs & NPOs278 Retail - Food & Luxury Items273 Horticulture & Landscaping248 Trade Fair & Event Organizers245 Joinery234 Flooring & Tiling223 Wholesale - General Specialty Trade223 Timber Construction & Carpentry206 Construction & Project Management197 Metal Construction190 Wholesale - Machinery & Technical Equipment189 Continuing Education Institutes185 Interior Construction184 Electrical Planning & Installation183 Wholesale - Food & Luxury Items183 Catering183 Hotels179 Repair of Machinery & Electronic Devices172 Wellness & SPA Facilities170 Financial Services166 Cultural & Educational Organizations163 Mechanical Engineering Industry162 Administrative Services161

Show all

Solar & Photovoltaics in theCanton of Fribourg

50 of 146 companies

Solar & Photovoltaics in the region

Solar & Photovoltaics in other places

Other industries in the Canton of Fribourg

Solar & Photovoltaics in the
Canton of Fribourg