Solar & Photovoltaics in the
Canton of Grisons

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

Companies

50 of 123 companies

Rhiienergie AG (rhiienergie)

Since 1906

rhii natural electricitySolar system with or without storageSelf-consumption community (ZEV)

View profile4.1(12)

De-Stefani AG

Since 1973

HeatingPlumbingBathroom refurbishment

View profile4.6(10)

Giger + Storz AG

Since 1975

Electrical servicePhotovoltaic systemsEV charging stations

View profile5(3)

Brüesch AG

Since 1977

Bathroom renovationsSanitary installationsHeating installations

View profile5(13)

Morelisse Elektro AG

Since 1981

Electrical installations and maintenance

View profile4.8(5)

Georg Egli AG

Since 1981

Electrical installationsSolar system installationService and repairs for electrical appliances

View profile5(5)

Stecher AG

Since 1981

Building servicesBuilding envelopeConsulting / Planning

View profile4.8(8)

Weisstanner AG, Elektroanlagen

Since 1985

Electrical installationsPhotovoltaic systemsCharging systems for e-mobility

View profile5(2)

Roman Erni AG

Since 1986

Photovoltaic systemsSolar roofConsulting

View profile

hassler energia alternativa ag

Since 1997

Solar solutionsSolar consultingBattery storage

View profile

Walter Salzmann GmbH

Since 1997

Photovoltaic systems

View profile

René Brun Alternative Technik AG

Since 1998

Planning and implementation of integrated energy conceptsPV off-grid systemsPV grid-connected systems

View profile5(9)

Marcel Levy GmbH

Since 1998

Home technology

View profile

der elektriker Bera & Tempini AG

Since 2000

Electrical installations for renovations and new buildsService workRepair and maintenance work

View profile4.9(7)

Clement Elektro AG

Since 2000

Electrical installationsPhotovoltaicsSmart home

View profile4.7(27)

R. Vonplon Söhne AG Haustechnik

Since 2000

Heating refurbishments and installationsSanitary installationsPlumbing and heating service

View profile4.9(7)

ARI GROUP SAGL

Since 2001

Electrical and telephone installationsOff-grid and grid-connected photovoltaic systemsElectrical distribution boards

View profile5(5)

B. und H. Schuler-Rozzi, Schreinerei und Sanitäranlagen

Since 2003

Joinery and timber framingPlumbing, heating and solar technologySolid wood courses

View profile

Dalaval GmbH

Since 2003

Milking systemsFarm ManagementCow comfort

View profile5(1)

Hartmann, Solartechnik

Since 2003

Photovoltaic systemsSolar thermal systems

View profile

Livers Kontroll GmbH

Since 2004

Electrical inspectionsElectrical planningPhotovoltaics

View profile5(9)

Dachbau Frei AG

Since 2006

Pitched roofFlat roofSheet metal work

View profile4.6(10)

Nau Solar Systemtechnik GmbH

Since 2006

Photovoltaic systemsHeat pumpsSolar thermal

View profile4.3(6)

FEDERSPIEL SANITARI Sagl

Since 2006

Sanitary installationsHeating systemsInspection and replacement of boilers and water heaters

View profile5(1)

Calstrom GmbH

Since 2007

Solar power systemsThermosolar systemsHydropower plants

View profile

Deflorin Elektroanlagen GmbH

Since 2007

Electrical installationsElectrical planningPhotovoltaics

View profile

Roger Holzinger Haustechnik

Since 2007

Building servicesSolar thermal systemsCentral vacuum system

View profile4.8(4)

Köhle Bedachungen AG

Since 2008

Photovoltaic systemsBuilding envelopeRoof service & maintenance

View profile4.8(8)

electro cadi SA

Since 2009

PhotovoltaicsSmart homeSecurity technology

View profile4.8(4)

Roner & Partner Scrl

Since 2009

Electrical InstallationsPhotovoltaic SystemsStructured Cabling

View profile

Die Sonnenstrom AG

Since 2010

Photovoltaic systems

View profile

Elektro Partner Klosters AG

Since 2010

Electrical installationsSolar power systemsMaintenance and emergency service

View profile5(8)

Groll Haustechnik AG

Since 2011

Plumbing installationsHeating installationsSolar systems

View profile4.8(6)

Plattner Gebäudetechnik AG

Since 2011

Sanitary installationsHeating systemsSolar systems

View profile5(3)

Arosa Energie

Since 2011

Electricity supplyGrid connectionsE-mobility

View profile

Mittner Engineering AG

Since 2011

Electrical planningElectrical inspectionsElectrical service

View profile

Ardüser Saas GmbH

Since 2012

HeatingPlumbingSolar thermal

View profile5(5)

BLUESOL GmbH

Since 2012

Concept planning with stratified storage technology

View profile2(1)

Frey Elektroanlagen AG

Since 2012

Electrical installationsPhotovoltaic systemsPlanning

View profile4.7(12)

REECH AG

Since 2012

Photovoltaic energy systemsResearch & developmentPlanning & conception

View profile5(3)

Moor Dach GmbH

Since 2012

Solar systemsSheet metal workPitched roof

View profile1.8(5)

Solarmontagen.ch GmbH

Since 2013

Photovoltaic systemsSolar mounting and installationCustom PV solutions for high-alpine regions

View profile

R. Rageth GmbH

Since 2013

PlumbingHeatingPlanning

View profile

Elektro RES AG

Since 2013

Electrical installationsSolar systemsKNX bus systems

View profile

Vassella Energie GmbH

Since 2014

Photovoltaic systemsSolar thermal systemsFeasibility studies

View profile5(1)

DHP Technology AG

Since 2015

Solar folding roof HELIOFLEX®Solar folding roof project development and planningProject management and construction

View profile4.5(8)

machsol gmbh

Since 2015

Drone Imaging and AnalysisCherry Picker RentalIndependent PV Inspections

View profile

Grigolo Instal

Since 2015

Solar energy systemsHeating systemsPlumbing installations

View profile

J. Fretz GmbH, Spenglerei/Bedachungen/Solaranlagen

Since 2016

Roof renovationsSheet metal worksMaintenance services

View profile5(4)

Sonnbau AG

Since 2016

Solar power plantsOptisizerSolevator

View profile4.8(4)

Solar & Photovoltaics in the Canton of Grisons

123Solar & PhotovoltaicsCommercial register (Zefix) · as of September 23, 2026

2015Median year of registrationCommercial register (Zefix) · as of September 23, 2026

123in the Canton of GrisonsCommercial register (Zefix) · as of September 23, 2026

3,941in SwitzerlandCommercial register (Zefix) · as of September 23, 2026

Locations

Solar & Photovoltaics in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of September 23, 2026

Largest places

Chur16 Landquart6 Ilanz5

Place axis

Other industries in the Canton of Grisons

All companies in the Canton of Grisons

Property Management1,131 Holding Companies911 Restaurants892 Management Consulting763 Real Estate Project Development758 Hotels691 Real Estate Brokerage498 Architecture Firms469 Technical Consulting & Engineering444 IT Consulting & Services432 Fiduciary Offices423 Auto Repair Shops378 Advertising Agencies295 General Contractors292 Trade Fair & Event Organizers288 Building Maintenance284 Coaching & Personal Development276 Logistics & Transport Companies259 Facility Management & Cleaning257 Building Construction256 Timber Construction & Carpentry256 Retail - Bicycles & Sports Equipment247 Cultural & Educational Organizations244 Food Processing239 Automotive & Vehicle Trade239 NGOs & NPOs238 Plumbing & Building Services233 Electrical Planning & Installation232 Painting & Plastering228 Software Development226 Interior Construction223 Construction & Project Management214 Sports & Recreation Instruction210 Retail - Food & Luxury Items197 Civil Engineering191 Other Service Industries190 Joinery170 Catering169 Retail - Textiles & Clothing161 Wholesale - General Specialty Trade156 Flooring & Tiling149 Accommodation Facilities144 Horticulture & Landscaping143 Retail - General Specialty Trade142 Metal Construction138 Online Shops137 Hair Salons135 Financial Services129

Show all

Solar & Photovoltaics in theCanton of Grisons

50 of 123 companies

Solar & Photovoltaics in the region

Solar & Photovoltaics in other places

Other industries in the Canton of Grisons

Solar & Photovoltaics in the
Canton of Grisons