Solar & Photovoltaics in the
Canton of Schwyz
121 companies in Solar & Photovoltaics based in the Canton of Schwyz — name and year of registration from the commercial register.
50 of 121 companies
EWS AG
101–500 empl.4.8(33)
EWS AG, based in Ibach SZ, has been supplying around 24,000 customers with electricity since 1896. It is a private joint-stock company, CKW AG is the majority shareholder. The focus areas are network and infrastructure construction as well as switchgear manufacturing, both active nationwide: power supply systems for industry and grid operators, battery storage (BESS), fast charging infrastructure, fiber optic networks, as well as engineering and manufacturing of switchgear combinations for energy supply, building technology, transport and e-mobility. In addition: building technology, photovoltaics, e-mobility and EWS Fiber. Total output 2024/25: CHF 94.8 million. Over 200 employees, 35 trainees in ten occupations. Brand: Team Rot. ews.ch
sanitärheizig.ch AG
Since 2018 · 1–10 empl.4.9(137)
The company "sanitärheizig.ch" is a specialist in sanitary and heating solutions. The core activities include planning, execution and maintenance of heating renovations, heat pumps, wood heating systems, pellet heating systems, chip heating systems, bathroom renovations, conversions, water softening systems, shower-toilet systems and solar systems. The company also offers service activities such as maintenance and repair of sanitary and heating systems.
Tobias Kälin AG
Since 1969 · 11–20 empl.4.8(16)
The core activity of Tobias Kälin AG is the planning, installation and maintenance of heating and plumbing systems, including pipes, in the Einsiedeln region and its surroundings.
MZ Sanitär + Heizung AG
Since 1989 · 11–20 empl.5.0(9)
The core activity of MZ Sanitär + Heizung AG consists of planning, organizing and executing sanitary and heating work, including bathroom renovations, heating system upgrades and the installation of solar systems. The company also offers comprehensive services in the areas of renovation, consulting and maintenance.
Steinegger Elektro AG
Since 1984 · 51–100 empl.4.5(15)
The company's core activity includes the planning, implementation, maintenance and upkeep of energy supply systems, including network maintenance, new network construction, construction of transformer stations, maintenance of metering systems, meter control and billing, as well as work on house installations, repairs and customer service.
EW Höfe AG
Since 1948 · 101–500 empl.3.8(50)
EW Höfe AG is a cross-utility company that provides energy and telecommunications services, including electricity, gas and telecom solutions. The company is the principal shareholder of Energie Ausserschwyz AG, which supplies CO2‑neutral district heating and electricity from regional renewable sources.
Abegg Haustechnik AG, Bäch
Since 2012 · 11–20 empl.4.6(13)
The core activity of ABEGG Haustechnik AG is the planning, execution and maintenance of sanitary, heating and solar systems as well as controlled residential ventilation. The company also offers consulting, renovations, new constructions, repairs and services for these areas.
Elektro Fisch AG
Since 2010 · 11–20 empl.4.7(9)
The core activity of Elektro Fisch AG is the planning, design, installation, maintenance and repair of electrical systems, devices and systems for private and industrial applications, including: electrical installations for building technology and home automation; renewable energy systems (solar systems, photovoltaic systems, combined heat and power systems); high and low voltage systems; telecommunications systems; heating systems (fossil fuel heating systems, electric heating systems, heat pumps); and household appliances (delivery, installation, maintenance). The company also provides consulting and service activities for these areas.
Solarwerk GmbH
Since 2012 · 1–10 empl.5.0(11)
The core activity of Solarwerk GmbH is the planning, installation and consulting of solar systems, solar storage systems, heat pump systems and e-car charging stations. The company offers comprehensive solutions for the generation and storage of solar energy, enabling households and businesses to become independent from external energy providers while promoting environmental protection.
Annen Holzbau AG
Since 1973 · 21–50 empl.4.8(5)
The core activity of Annen Holzbau AG is timber construction, particularly the planning, execution and renovation of timber structures, residential buildings, commercial buildings, interior fittings, staircase construction, roofing, facades and other timber constructions. The company also offers emergency services for roof damage and photovoltaic systems.
Elektro Ottinger AG
Since 2013 · 21–50 empl.5.0(4)
The core activity of Elektro Ottinger AG includes the planning, installation and maintenance of electrical systems, particularly in the field of renewable energies, specifically photovoltaic systems. This includes work on roofs, the installation of inverters, the adaptation of distribution and the commissioning of systems. In addition, the company also offers services in the field of household, monitoring and entertainment devices.
Linth Energie AG
Since 2022 · 1–10 empl.4.8(24)
The core activity of Linth Energie AG includes the planning, installation, maintenance, and repair of electrical systems and installations, including: electrical installations (e.g. connecting and testing household appliances, lighting technology, high-voltage systems), building automation, photovoltaics (solar energy systems), e-mobility (charging infrastructure for electric vehicles), security systems (e.g. burglar alarm systems, surveillance systems), and telematics (remote monitoring and control of systems and installations). The company offers these services to private and commercial customers in the March & Höfe region.
R2 Immobilien AG
Since 2003 · 11–20 empl.4.3(15)
The core activity of Vogt Heizung Sanitär AG is the installation, planning, implementation and maintenance of heating, sanitary and solar systems, including the associated service work such as repairs and inspections.
Gebr. Trütsch
Since 1990 · 1–10 empl.
The core activity of Gebr. Trütsch is the provision of services in the areas of sanitary, heating and metal construction. Specifically, this includes the installation, renovation and maintenance of heating systems, as well as the provision of sanitary services and the manufacture and assembly of metal structures.
Constructiva AG
Since 1993 · 1–10 empl.
The core activity of Constructiva AG is the manufacture and distribution of products in the field of renewable energies, particularly photovoltaic systems (PV systems). The company develops, builds and distributes PV systems for various application areas, such as roofs of schools, commercial buildings and private residential buildings. In addition, the company also offers services such as consulting, planning and installation of PV systems.
KÄLIN ELEKTROTECHNIK
Since 2002 · 1–10 empl.
The core activity of Kälin Elektrotechnik is the provision of services in the field of electrical engineering, particularly in the following areas: installation, maintenance and repair of safety technology, including fire alarm and gas warning systems; installation and maintenance of photovoltaic systems; installation and configuration of SmartHome systems; electrical installations for new and renovation projects; and device testing and maintenance. The company offers these services to private and business customers in Switzerland, distinguished by fast and uncomplicated processing.
Baumann Enertech
Since 2006 · 11–20 empl.
Baumann Enertech supplies electric heating and climate-control equipment, including direct heaters, infrared heaters, bathroom radiators, storage and underfloor heating systems, heating cables and control devices. The company also provides photovoltaic systems, air-conditioning and dehumidification units, spare parts, technical consulting, installation documentation and after-sales support.
Winasolar AG
Since 2008 · 11–20 empl.
Winasolar AG plans, sells, installs and services photovoltaic systems and related components such as inverters and energy storage. The company also supplies heat pumps under the Winatherm brand and carries out roofing and metalwork (spenglerei) services. Winasolar handles subsidy applications for customers and offers an online PV configurator and appointment booking.
Betschart AG Holz + Elektro
Since 2009 · 21–50 empl.
The core activity of Betschart AG Holz und Elektro primarily encompasses services and products in the field of electrical engineering, including: electrical installations, service and customer support, planning and consulting, photovoltaic systems, electric mobility, lifting platforms, fault rectification, and an electrical shop (although currently closed, it was originally part of the offering). Additionally, the company is also active in wood processing, although this does not appear to be the focus of its current activities.
Baumann & Partner
Since 2009 · 11–20 empl.
Baumann & Partner supplies electric heating systems and climate-control devices, including heating cables, bathroom heaters, infrared panels and storage heaters. The company also provides photovoltaic systems, control/regulation devices, spare parts, technical support and consulting for project planning and installation.
Fine Energy AG
Since 2010 · 1–10 empl.
The core activity of Fine Energy AG is the distribution and marketing of photovoltaic modules and components through technical wholesalers and retailers to electrical and heating installers, as well as the development and provision of individual photovoltaic solutions with crystalline modules and special off-grid photovoltaic systems.
HopSol AG
Since 2010 · 11–20 empl.
The core activity of HOPSOL Africa is the development, construction and operation of solar power plants, including on- and off-grid solar systems, fuel-saving regulators and solar-diesel hybrid systems on a large technical scale, particularly for use in desert and desert-like regions.
Badertscher Projekte GmbH
Since 2012 · 1–10 empl.
Badertscher Projekte GmbH operates under the Badertscher Solar brand and provides turnkey solar systems with battery storage and backup power solutions. Its services also include photovoltaic installations, EV charging stations, and the planning, installation, and commissioning of energy systems.
Krieg Haustechnik GmbH
Since 2013 · 11–20 empl.
The core activity of Krieg Haustechnik GmbH is the planning, execution and maintenance of building technology systems, particularly in the areas of heating, plumbing and bathroom renovation. The company offers comprehensive solutions for new construction, renovation, renovation and modernization of building technology systems and has a wide range of services, including installation, service and maintenance.
Solar Genossenschaft Zentralschweiz
Since 2013 · 1–10 empl.
The core activity of Solar Genossenschaft Zentralschweiz is the operation of solar power plants and the trade of solar electricity.
KREATIV Solar SCHWEIZ GmbH
Since 2013 · 1–10 empl.
KREATIV Solar SCHWEIZ GmbH advises entrepreneurs, family offices, investors and manufacturers on preparing, evaluating and structuring market entry and expansion in energy production. Services include market analysis, investment and partnership structuring, assessment of manufacturers and business models, and support with governance and capital allocation.
Betschart Haustechnik GmbH
Since 2015 · 1–10 empl.
The core activity of Betschart Haustechnik GmbH is the planning, execution and maintenance of sanitary and heating systems, including the implementation of energetic building analyses and consulting on energy-efficient solutions.
HE Haustechnik und Heizsysteme GmbH
Since 2015 · 11–20 empl.
The core activity of HE Schweiz - Haustechnik und Heizsysteme GmbH is the development, manufacture and marketing of heating systems, particularly for holiday homes and use in new construction, renovation and refurbishment projects. The heating systems are energy-efficient, fully automatic and can be combined with solar systems. The company also offers consulting and sales of heating solutions tailored to the specific needs of customers.
Thomas Fässler Immobilien AG
Since 2018 · 11–20 empl.
Thomas Fässler Immobilien AG provides services in roofing, sheet metal work, facades, flat roofs, chimney construction, lightning protection and solar systems. The company also offers energy consulting, GEAK analyses, and the installation of photovoltaic systems.
Solar Solutions AG
Since 2022 · 21–50 empl.
The core activity of Solar Solutions AG is to supply solar solutions and products to wholesalers and distribution partners as a B2B provider, who then resell them to project developers, resellers, solar installation companies and ultimately to end customers (B2C). The company focuses on collaborating with well-known consumer brands to offer high-quality solar products and thus promote the transition to renewable energy.
PVpro AG
Since 2022 · 1–10 empl.
PVpro AG is an independent platform that connects property owners with vetted photovoltaic installers and storage solution providers. The site analyses roof data, mediates up to three regional quotes from verified installers and enables comparison of real offers.
Purwatt AG
Since 2012 · 1–10 empl.
clevergie ag
Since 2013 · 11–20 empl.5.0(2)
clevergie ag provides integrated renewable energy solutions, offering planning, installation and maintenance services for photovoltaic systems, heat technology, battery storage, electric mobility and sector coupling, as well as energy consulting and service/support.
SABO Automation und Elektro GmbH
Since 2014 · 1–10 empl.4.3(8)
The core activity of SABO GmbH is the planning and installation of electrical systems, particularly in the field of building automation, as well as providing services in the field of energy generation through solar thermal energy and photovoltaics.
Suntherm AG
Since 2021 · 1–10 empl.
The core activity of Suntherm AG is the development, marketing and distribution of innovative energy systems, particularly heat pumps, heat pump boilers, photovoltaic systems and other solutions for efficient heating, cooling and hot water preparation. The company offers comprehensive consulting and individual overall solutions for customers to meet their needs and wishes in the field of renewable energy.
Dettling Holzbau AG
Since 1973 · 11–20 empl.5.0(5)
The core activity of Dettling Holzbau AG is timber construction, particularly the planning, execution and maintenance of timber structures, including interior finishing, roofing, value preservation, timber system construction, nail plate construction and solid wood construction.
Schnyder Bedachungen/ Fassadenbau AG
Since 1999 · 11–20 empl.3.7(7)
The core activity of Schnyder Bedachungen/Fassadenbau AG is the provision of services in the field of roofing and façade work, including pitched roofing, flat roofing, façade construction, roofing and cladding, lightning protection, renovations, roof maintenance, roof windows, flat roof windows, leak detection and photovoltaics.
Fässler Bedachungen - Bauspenglerei AG
Since 2007 · 11–20 empl.5.0(2)
Fässler Bedachungen - Bauspenglerei AG is a company specialising in roofing, sheet metal work and facade work. Its services also include flat roofs, chimney construction, lightning protection and solar-related services such as photovoltaic installation, energy consulting and GEAK analyses.
Elektro Kessler GmbH
Since 2014 · 1–10 empl.5.0(3)
The core activity of Elektro Kessler GmbH encompasses the planning, installation, and maintenance of electrical systems, telecommunications systems, and security systems. This includes, in particular: High-voltage installations (e.g. house installations, EW connections), Low-voltage installations (e.g. telephone systems, internet, IP-TV, cable TV), Telecommunications installations (e.g. cabling for offices and households), Security systems (e.g. video door intercom systems, burglar alarm systems, fire alarm systems), Photovoltaic systems (e.g. planning and installation of solar systems). The company also offers service work and repairs for electrical systems and installations.
Inverta AG
Since 2023 · 1–10 empl.5.0(7)
Inverta AG carries out projects in photovoltaics, e-mobility, energy storage and heat pumps. The company provides planning, installation, commissioning, monitoring and maintenance services for residential and commercial customers.
Rebsamen Haustechnik AG
Since 2003 · 1–10 empl.4.1(8)
The core activity of Rebsamen Haustechnik AG is the installation, maintenance and repair of heating and plumbing systems.
F & W Holzbau AG
Since 1978 · 1–10 empl.5.0(3)
The core activity of F+W Holzbau AG is the planning, development and implementation of timber construction projects, including: carpentry, joinery, roofing, facade construction, element construction, terrace and grate construction, renovation and refurbishment work, and the installation of photovoltaic systems. The company offers its customers individual solutions and services in the field of timber construction and operates regionally.
ASTRONERGY SWITZERLAND GmbH
Since 2024 · 1–10 empl.
ASTRONERGY SWITZERLAND GmbH is a photovoltaic company specializing in the development, manufacture and sale of high-efficiency crystalline silicon solar cells and modules. It supplies monofacial and bifacial ASTRO-series modules for utility-scale, commercial/industrial and residential installations and provides related product support and services.
Enerfin Ün AG
Since 2024 · 1–10 empl.
Enerfin Ün AG develops, finances and markets decentralized renewable energy systems, with a focus on green electricity storage and photovoltaic plants including Solar‑PPAs and PV direct marketing. The company also provides tenant‑solar contracting, full‑service flexibility marketing and energy trading/market integration services, supported by a machine‑learning based energy management platform (Lynus).
Swiss Green Solutions AG
Since 2022 · 1–10 empl.
The core activity of Swiss Green Solutions AG is consulting and solution development in the field of photovoltaics and energy storage, with a focus on sustainable, modular and holistic solutions.
ISSOL Schweiz AG
Since 2016 · 11–20 empl.4.0(1)
The core activity of Activ'Glass is the development and manufacture of photovoltaic glass products for facades and roofs, particularly in the integration of solar technology into building envelopes. The company offers customized solutions for the architecture and construction industries by taking over the design, development, and manufacturing processes of photovoltaic glass products and adapting them to the specific needs of builders and architects.
schilter.tech GmbH
Since 2022 · 1–10 empl.
The core activity of Schilter.tech GmbH is consulting, planning and implementing solutions for energy-efficient building envelopes, photovoltaic systems and climate-friendly building technology. The company supports building envelope manufacturers, architects and builders in implementing the Energy Strategy 2050.
Luce Elektro AG
Since 2004 · 1–10 empl.3.4(5)
The core activity of LUCE Elektro AG is the planning and execution of electrical installations, particularly in the areas of garden lighting, home electrical systems, photovoltaics and charging stations. The company offers exclusive, customer-specific electrical installations that meet the highest standards and works closely with customers to understand and implement their individual requirements.
Elements 2 Energy AG
Since 2023 · 1–10 empl.
The core activity of Elements 2 Energy AG is the brokerage of qualified leads in the field of photovoltaics and heat pumps. The company connects businesses with potential customers by utilizing exclusive and fully automated platforms to generate and broker leads. The leads are carefully screened and only forwarded to suitable recipients to maximize customer success.
Energiemanager GmbH
Since 2024 · 11–20 empl.
The core activity of the company "Dein Energiemanager GmbH" is the planning, installation and maintenance of photovoltaic systems.
Solar & Photovoltaics in the Canton of Schwyz
Solar & Photovoltaics in the region
Point size by number of companies per place.
Source: commercial register (Zefix) · as of October 11, 2026
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