Photovoltaics in the
Canton of Glarus

27 companies in Photovoltaics based in the Canton of Glarus — name and year of registration from the commercial register. The list below shows them all.

Companies

All 27 companies in the Canton of Glarus

elmer + blumer AG Logo

elmer + blumer AG

Since 2007 · 21–50 empl.4.8(18)

elmer + blumer AG carries out roofing and sheet-metal work and installs photovoltaic systems. It also provides consulting and planning for new builds and renovations, as well as energy advice, construction management and other specialist work.

PhotovoltaicsPhotovoltaicsFlat roofSheet metal work
ranQ Trust Score 4.5 out of 5.0, rated Excellent, Rank #1
Steinmann Heizung GmbH Logo

Steinmann Heizung GmbH

Since 1999 · 11–20 empl.4.9(22)

Steinmann Heizung GmbH plans and installs heating systems and building services for industrial and other buildings. Its services include steel and stainless-steel pipework, plumbing installations, mobile heating centres, and repair and maintenance work.

PhotovoltaicsHeating installations and heating refurbishmentsIndustrial pipeline construction and industrial plantsMobile heating centres
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #2
Technische Betriebe Glarus Süd Logo

Technische Betriebe Glarus Süd

Since 2011 · 51–100 empl.4.1(29)

Technische Betriebe Glarus Süd is a public-law institution that supplies energy and operates the electricity distribution network. It generates electricity from small hydropower plants and photovoltaic systems, and provides electrical installation services, energy solutions, district heating and communications services.

Energy producerPower supplyElectrical installationsPhotovoltaics
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #3
Avdili Elektro GmbH Logo

Avdili Elektro GmbH

Since 2021 · 1–10 empl.5.0(19)

Avdili Elektro GmbH plans and installs electrical systems, solar systems, network and telephony systems, video surveillance and alarm systems. Its services also include the sale and servicing of household appliances, the sale of electrical materials and equipment testing.

PhotovoltaicsSolar systemsElectrical installationsHousehold appliances
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #4
Technische Betriebe Glarus Logo

Technische Betriebe Glarus

Since 2003 · 101–500 empl.4.2(5)

Technische Betriebe Glarus supplies the municipality of Glarus with electricity, district heating, water and communications services. The public utility also supplies biogas and natural gas to neighbouring municipalities and offers fibre-optic connections, e-mobility solutions and energy services.

Energy producerElectricityHeatWater
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #5
HARAPOL AG Logo

HARAPOL AG

Since 2009 · 11–20 empl.5.0(6)

HARAPOL AG produces and distributes oils, lubricants, heat-transfer and cooling fluids, and chemical-technical products. Its services include contract and private-label manufacturing, laboratory analysis, technical consulting, direct filling of large-scale systems, and hazardous-waste disposal.

PhotovoltaicsHeat/cold transfer fluidsLubricantsChemicals
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #6
Casa-technica.ch Landolt Gebäudetechnik AG Logo

Casa-technica.ch Landolt Gebäudetechnik AG

Since 2001 · 11–20 empl.

Casa-technica.ch Landolt Gebäudetechnik AG is a contractor specialising in building envelopes and building services engineering. Its work includes roofing, façade, sheet-metal and lightning protection services, as well as the installation of plumbing, ventilation and solar systems.

RooferRoofSheet metal workPhotovoltaics
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #7
F. Hösli AG Logo

F. Hösli AG

Since 2002 · 1–10 empl.

The core activity of F. Hösli AG is the execution of sanitary work, plumbing, energy consulting, planning and installation of solar systems. The company also offers services in the field of bathroom renovation, water softening systems and other sanitary facilities.

PhotovoltaicsPlumbing worksSheet metal workSolar power systems
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #8
Walther Saalfeld Sourcing und Consulting Logo

Walther Saalfeld Sourcing und Consulting

Since 2008 · 1–10 empl.

Walther Saalfeld Sourcing und Consulting provides consulting and engineering for new photovoltaic manufacturing facilities, including conversions and expansions. Its services include technology transfer, raw-material sourcing and support with establishing and maintaining business contacts in China.

PhotovoltaicsConsulting and engineering for photovoltaic production plantsSourcing of raw materials and production components for solar and PV manufacturingBusiness contacts and business development in China
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #9
MARTI - ELEKTROANLAGEN AG Logo

MARTI - ELEKTROANLAGEN AG

Since 2012 · 1–10 empl.5.0(5)

MARTI - ELEKTROANLAGEN AG plans, installs and repairs electrical systems. Its services include residential and high-voltage installations, photovoltaic systems, lighting, IT and telecommunications installations, and periodic inspections of electrical installations.

PhotovoltaicsElectrical installationsPlanningElectrical inspections
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #10
LF Solutions AG Logo

LF Solutions AG

Since 2015 · 1–10 empl.5.0(4)

The core activity of LF Solutions AG is the planning, installation, commissioning and maintenance of photovoltaic systems, as well as consulting and management of renewable energies, particularly in the field of solar energy. This also includes services such as thermography and the development of storage solutions.

PhotovoltaicsPhotovoltaicOperation of photovoltaic systemsThermography
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #11
Kamm Gebäudetechnik GmbH Logo

Kamm Gebäudetechnik GmbH

Since 2019 · 1–10 empl.5.0(12)

Kamm Gebäudetechnik GmbH is a building-services company specialising in plumbing and sanitary installations. It plans and carries out bathroom renovations, provides repairs and maintenance, and installs and services solar thermal systems.

PlumberSanitary installationsBathroom renovationService and maintenance
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #12
Runge AG Logo

Runge AG

Since 1975 · 21–50 empl.5.0(3)

The core activity of Runge AG encompasses the planning, design and realization of construction projects in the fields of high-rise construction, civil engineering, hydropower plant construction, photovoltaics, civil engineering, as well as project and site development. The company offers holistic solutions that focus on energy efficiency and sustainability, and also advises customers on fire protection issues.

Building contractorStructural designProject and site developmentBIM (Building Information Modeling)
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #13
Karl Stüssi Sanitär AG Logo

Karl Stüssi Sanitär AG

Since 2011 · 11–20 empl.4.3(12)

Karl Stüssi Sanitär AG plans and installs sanitary systems for private and public buildings, as well as ventilation and solar systems. Its services also include advice, maintenance, repairs and servicing.

PhotovoltaicsPlumbing technologyVentilation systemsSolar technology
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #14
energiehaus ag Logo

energiehaus ag

Since 2015 · 11–20 empl.5.0(3)

The core activity of RBT Engineering (formerly energiehaus) is the planning, development and implementation of innovative solutions in the field of building technology, with a focus on sustainable and efficient solutions.

Plumber
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #15
W. Meier AG Bilten Logo

W. Meier AG Bilten

Since 1969 · 1–10 empl.4.7(3)

W. Meier AG Bilten is an electrical installation company offering project planning, electrical installations, servicing and maintenance. Its services include lighting, building automation, telephony and data networks, security systems and photovoltaic installations; the company also sells household appliances and offers rental properties.

PhotovoltaicsElectrical installationsBuilding automationPhotovoltaic systems
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #16
Technische Betriebe Glarus Nord (TBGN) Logo

Technische Betriebe Glarus Nord (TBGN)

Since 1998 · 51–100 empl.2.6(14)

Technische Betriebe Glarus Nord (TBGN) provides basic energy and communications services under a public mandate. It supplies electricity, gas and heat, operates its own power plants, and offers telecommunications, fibre-optic, building technology and energy consulting services.

Energy producerElectricity tariffs and productsPhotovoltaic systems and solar power solutionsHeat supply
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #17
terrasolar gmbh Logo

terrasolar gmbh

Since 2023 · 1–10 empl.

terrasolar gmbh designs and installs solar thermal and photovoltaic systems, providing planning and installation services and mounting solutions such as in-roof, on-roof, flat-roof and façade systems.

ElectricianDesign and installation of solar thermal and photovoltaic systems
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #18
For Roof - Bedachungen AG Logo

For Roof - Bedachungen AG

Since 1996 · 1–10 empl.5.0(2)

For Roof - Bedachungen AG carries out roofing, sheet-metal and façade work. Its services include pitched and flat roofs, roof maintenance and repairs, as well as metal roofs, gutters, façade cladding and thermal insulation.

PhotovoltaicsRoofingSheet Metal Roofing and FlashingFacade Work
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #19
H2 Solar AG Logo

H2 Solar AG

Since 2020 · 11–20 empl.

The core activity of H2 Solar AG is the development of technologies for artificial photosynthesis, in particular through the development of membranes that can split water into hydrogen and oxygen, thereby creating a sustainable and clean energy source.

Research institute
No score yet
IE

IBG Engineering AG

Since 1974 · 1–10 empl.

Photovoltaics
No score yet
H-

HEFTI - EES Energieerzeugungssysteme

Since 2007 · 1–10 empl.

Photovoltaics
No score yet
GG

goMicromorph GmbH

Since 2008 · 1–10 empl.

Photovoltaics
No score yet
EC

Elektro Control Landolt & Nüssli KLG

Since 2010 · 1–10 empl.

Testing and inspection body
No score yet
W&

W & M Rüttimann GmbH

Since 2010 · 1–10 empl.

Construction manager
No score yet
MA

Muttsee AlpinSolar AG

Since 2021 · 1–10 empl.

Photovoltaics
No score yet
SP

Speed Panels GmbH

Since 2025 · 1–10 empl.

Photovoltaics
No score yet

Photovoltaics in the Canton of Glarus

27PhotovoltaicsCommercial register (Zefix) · as of November 6, 2026
2009Median year of registrationCommercial register (Zefix) · as of November 6, 2026
27in the Canton of GlarusCommercial register (Zefix) · as of November 6, 2026
4,043in SwitzerlandCommercial register (Zefix) · as of November 6, 2026
Locations

Photovoltaics in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of November 6, 2026

Largest places

Glarus6Näfels5