Solar & Photovoltaics in the
Canton of Glarus

27 companies in Solar & 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)

The core activity of Elmer and Blumer AG encompasses the planning, execution and maintenance of roof and facade work, including: Roofing work (flat roof, pitched roof, roof maintenance), Facade work (facades, conversions, photovoltaics), Sheet metal work, Roof windows and sealing, Consulting and planning for construction projects, Expert repairs and maintenance of roof and facade systems. The company positions itself as an experienced partner for high-quality solutions in the field of roof and facade work.

Solar & 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)

The Steinmann Heizung GmbH company offers services in the areas of heating, building technology, industry and mobile heating centers. Specifically, this includes consulting, planning and installation of heating systems, sanitary installations, industrial heating systems and mobile heating centers. In addition, the company offers a repair service for these areas.

Solar & 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)

The core activity of the company 'Technische Betriebe Glarus Süd' (tbgs) is the supply of households and businesses with electricity, water and district heating. The company also offers various services, such as energy consulting, customer consulting, standby service, Smart Energy, photovoltaics, building automation, communication, e-mobility and heat networks. It is an energy supply company that has specialized in the needs of the Glarus Süd region.

Energy SuppliersPower 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)

The core activity of Avdili Elektro GmbH is the installation and distribution of solar systems as well as the provision of related services.

Solar & 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)

The core activity of tb.glarus is to supply households and businesses with energy and services in the following areas: electricity, district heating, water, communication (FTTH fiber optic connection), and bio and natural gas. In addition, the company offers innovative and sustainable solutions as an energy service provider, such as e-mobility solutions, energy communities, solar communities, and battery energy storage systems. The company positions itself as a regional energy supplier and service provider, ensuring above-average supply security in the municipality of Glarus and the surrounding municipalities.

Energy SuppliersElectricityHeatWater
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #5
Casa-technica.ch Landolt Gebäudetechnik AG Logo

Casa-technica.ch Landolt Gebäudetechnik AG

Since 2001 · 11–20 empl.

The company "casa-technica.ch – Landolt Gebäudetechnik AG" offers a wide range of services and products in the field of building technology and envelope. The core activities include: Building envelope: roof, façade, sheet metal work, photovoltaics and building renovation; Building services: plumbing, ventilation, bathroom renovation and conversion, wellness and bathroom conversion; Rental of cranes and telehandlers; Sale of sheet metal through the platform "bestell-dein-blech.ch". The company thus offers a comprehensive range of services and products for the planning, execution and renovation of buildings and their technical systems.

RoofingRoofSheet metal workPhotovoltaics
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #6
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.

Solar & PhotovoltaicsPlumbing worksSheet metal workSolar power systems
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #7
Walther Saalfeld Sourcing und Consulting Logo

Walther Saalfeld Sourcing und Consulting

Since 2008 · 1–10 empl.

The core activity of the company 'Walther Saalfeld Sourcing & Consulting' is the consulting and support of companies in the photovoltaic and solar technology industry, particularly in the planning, setup and optimization of production facilities, as well as in the development of business opportunities in China.

Solar & 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 #8
HARAPOL AG Logo

HARAPOL AG

Since 2009 · 11–20 empl.5.0(6)

HARAPOL AG manufactures and supplies technical fluids and chemical products, including oils, lubricants and heat/cold transfer fluids. The company also provides services such as private/white-label production, on-site filling of large installations, laboratory analysis, technical consulting and hazardous-goods support, as well as certified disposal of used fluids.

Solar & PhotovoltaicsHeat/cold transfer fluidsLubricantsChemicals
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)

The core activity of Marti-Elektroanlagen AG is the planning, installation, repair and maintenance of electrical systems, including: house installations for light and power, IT cabling, telephone and TV installations, door intercom systems, installation of photovoltaic systems, installation of LED lighting, and repairs of electrical systems. The company offers its services primarily for renovations and new constructions of single-family homes, multi-family homes, agricultural businesses and other commercial enterprises in the canton of Glarus and surrounding areas.

Solar & 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.

Solar & 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 offering sanitary installations, maintenance services and solar thermal systems. Its activities include bathroom renovations, water, wastewater and gas installations, water heater and filter installation, industrial piping and repair/maintenance work.

Plumbing & Building ServicesSanitary 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 ConstructionStructural 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)

The core activity of Karl Stüssi Sanitär AG is the planning, design, installation, maintenance and repair of sanitary facilities, ventilation systems and solar systems.

Solar & PhotovoltaicsPlumbing technologyVentilation systemsSolar technology
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #14
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 that plans, installs and maintains electrical systems. Its services include new builds and renovations, service and maintenance, building automation, lighting, telephony, multimedia and security systems, as well as photovoltaic installations; the company also sells household appliances and manages properties.

Solar & PhotovoltaicsElectrical installationsBuilding automationPhotovoltaic systems
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #15
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.

Plumbing & Building Services
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)

The core activity of the company 'Technische Betriebe Glarus Nord' is the supply of energy, particularly the safe and reliable supply of customers with electricity, gas and heat, as well as the provision of telecommunications services and energy solutions.

Energy SuppliersElectricity 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.

Electrical Planning & InstallationDesign 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)

The core activity of For Roof Bedachungen AG is the execution of work in the field of roofing and facade construction, including: Roofing (pitched roofs, flat roofs, repairs and annual inspections), sheet metal work (metal roofs, gutters, cladding, trim, window sill covers) and facade work (cladding with eternit, shingles, metal, etc.). The company thus offers comprehensive services for the renovation and new construction of roofs and facades.

Solar & 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 & Development
No score yet
IE

IBG Engineering AG

Since 1974 · 1–10 empl.

Solar & Photovoltaics
No score yet
H-

HEFTI - EES Energieerzeugungssysteme

Since 2007 · 1–10 empl.

Solar & Photovoltaics
No score yet
GG

goMicromorph GmbH

Since 2008 · 1–10 empl.

Solar & Photovoltaics
No score yet
EC

Elektro Control Landolt & Nüssli KLG

Since 2010 · 1–10 empl.

Testing & Inspection Centers
No score yet
W&

W & M Rüttimann GmbH

Since 2010 · 1–10 empl.

Construction & Project Management
No score yet
MA

Muttsee AlpinSolar AG

Since 2021 · 1–10 empl.

Solar & Photovoltaics
No score yet
SP

Speed Panels GmbH

Since 2025 · 1–10 empl.

Solar & Photovoltaics
No score yet

Solar & Photovoltaics in the Canton of Glarus

27Solar & PhotovoltaicsCommercial register (Zefix) · as of October 12, 2026
2009Median year of registrationCommercial register (Zefix) · as of October 12, 2026
27in the Canton of GlarusCommercial register (Zefix) · as of October 12, 2026
4,041in SwitzerlandCommercial register (Zefix) · as of October 12, 2026
Locations

Solar & Photovoltaics in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of October 12, 2026

Largest places

Glarus6Näfels5