Companies in
Solar & Photovoltaics

Solarhelden GmbH

Solar & Photovoltaics · Heimberg · Since 2023

The core activity of Solarhelden GmbH is the planning, installation and maintenance of solar systems (photovoltaic systems) and electrical installations, including consulting and sales of energy storage systems and charging infrastructure for electromobility.

SOLAR PROJECT Sàrl

Solar & Photovoltaics · Fribourg · Since 2008

SolarZiel AG

Solar & Photovoltaics · Bischofszell · Since 2023

The core activity of SolarZiel AG is the development, manufacture and distribution of products and systems for the photovoltaic and energy industry, in particular solar modules, energy storage systems and energy management systems.

Solexis SA

Solar & Photovoltaics · Sierre · Since 2010

Solexis SA specializes in the planning, implementation and distribution of photovoltaic systems and thermal systems. They offer a wide range of services, including the design and project management of large installations, the selection and delivery of high-quality products, as well as individual consulting and technical support for their partner installers.

Helia24 AG

Solar & Photovoltaics · Ilanz · Since 2017

The core activity of Solpic AG is the planning, design and installation of energy projects, particularly in the field of renewable energies, such as photovoltaics, e-mobility and energy management. The company offers individual solutions for the energy needs of private individuals and companies, with a focus on sustainability, energy efficiency and quality.

soluna energy gmbh

Solar & Photovoltaics · Bern · Since 2022

The core activity of soluna energy gmbh is the planning, installation and maintenance of photovoltaic systems, as well as the provision of services in the field of electrical engineering, including electrical inspections, inspections and electromagnetic field measurements. The company also offers solutions for the connection of solar power for self-consumption and the installation of battery storage systems and emergency power systems.

Sonnergie AG

Solar & Photovoltaics · Brütten · Since 2023

The core activity of Sonnergie AG is the planning, installation and servicing of photovoltaic systems, in particular in-roof systems, on-roof systems and flat roof systems, to generate sustainable energy and support customers in the implementation of solar projects.

SPconnect Sàrl

Solar & Photovoltaics · Renens Vd · Since 2020

The core activity of SPconnect Sàrl is the provision of services in the field of electrical engineering, particularly in the following areas: new construction and renovation projects, control and installation of electrical systems (OIBT), installation of low-voltage systems, installation of charging stations for electric vehicles, installation of photovoltaic systems and renewable energy systems, repair and maintenance services for electrical systems, and technical consulting and planning of electrical systems. The company thus offers a comprehensive range of services in the field of electrical engineering and positions itself as a competent partner for customers who want to plan, install, maintain or repair electrical systems.

Stieger Bedachungen & Spenglerei GmbH

Roofing · Cunter · Since 2017

The core activity of Stieger Bedachungen und Spenglerei is the execution of works in the field of roofing and sheet metal work, including all types of roofing (natural stone, slate, tiles, metal, etc.), sheet metal work (well-trained personnel, solid craftsmanship and modern machinery), photovoltaic systems, roof windows, chimney hoods, chimney cladding and other related services.

Stucki Spengler, Sanitär, Solar

Solar & Photovoltaics · Dürnten · Since 2017

The core activity of Stucki Spengler I Sanitär I Solar is the planning, installation and maintenance of sanitary and heating systems, including renewable energies such as solar systems, heat pumps and wood heating systems. In addition, the company also offers services in the fields of bathroom architecture, interior architecture and building technology.

Sunside Energy AG

Solar & Photovoltaics · Lohn-Ammannsegg · Since 2021

Sunside Energy AG designs, installs and maintains photovoltaic systems and provides energy storage and e-mobility charging solutions.

Suntec Energy GmbH

Solar & Photovoltaics · Zurich · Since 2024

Suntec Energy GmbH provides turnkey photovoltaic systems and related services for residential and commercial customers. Services include consultation, technical planning and project engineering, installation and commissioning, battery and energy-management solutions, EV charging integration, and ongoing maintenance and monitoring.

Synergie Bau GmbH

Solar & Photovoltaics · Bubendorf · Since 2024

The core activity of Synergie Bau GmbH is the construction and planning of solar systems, in particular photovoltaic systems (PV systems), as well as the provision of services in the field of renewable energy. The company also offers other systems, such as regenerative heating systems, electric charging stations and wind turbines, and supports customers in the planning, installation and management of projects in the field of renewable energy.

Technobat Les Ponts-de-Martel Sàrl

Roofing · Les Ponts-De-Martel · Since 1998

The core activity of Technobat Les Ponts-de-Martel Sàrl encompasses the installation, maintenance, and repair of various technical facilities and systems in buildings, particularly: heating systems, sanitary installations, solar energy and heat pump systems, roofing and roof repair work, and sheet metal work. The company offers these services to private and commercial customers in the canton of Neuchâtel and throughout Western Switzerland.

TerraSol AG

Solar & Photovoltaics · Endingen · Since 2018

TerraSol AG is a provider of services and products in the field of renewable energies, particularly in the areas of solar energy and heat pumps. The core activities include consulting, planning, execution and maintenance of solar energy and heat pump systems, as well as the distribution of heat storage systems. The company also offers mediation and service services.

TRIENERGY Solutions AG

Solar & Photovoltaics · Olten · Since 2023

The core activity of TRIENERGY Solutions AG is the wholesale trade of products and solutions for photovoltaic systems, including solar modules, inverters, mounting systems, PV storage systems and accessories. The company also offers energy management solutions and consulting services.

Tschanz Haustechnik GmbH

Solar & Photovoltaics · Konolfingen · Since 1999

The core activity of TSCHANZ Haustechnik GmbH is the planning, installation and maintenance of building technology systems, particularly in the areas of heating, plumbing and solar energy. The company provides consulting and services for the installation and maintenance of heating systems, sanitary systems, drinking water systems and solar systems.

Urs Spirig Heizung und Sanitär AG

Solar & Photovoltaics · Diepoldsau · Since 2003

The core activity of URS SPIRIG Heizung und Sanitär AG is the planning, installation and maintenance of building technology systems, particularly in the areas of heating, plumbing, solar and ventilation.

Velte Solartechnik GmbH

Solar & Photovoltaics · Appenzell · Since 2014

The core activity of Velte Solartechnik GmbH is the planning, installation and maintenance of solar systems, as well as supplementary services such as cleaning, crane work and aerial lifts.

Weingart AG

Solar & Photovoltaics · Kollbrunn · Since 1965

The core activity of Weingart AG primarily encompasses the planning, consulting and execution of sanitary installations, heating systems and metal construction projects.

Weisstanner AG, Elektroanlagen

Solar & Photovoltaics · Celerina/Schlarigna · Since 1985

The core activity of Weisstanner AG is the provision of services in the field of electrical installations, including planning, implementation and maintenance of electrical systems, as well as the sale and installation of electrical appliances and lighting. This also includes specialized services such as lightning protection, photovoltaic systems, telematics, smart home solutions and e-mobility solutions.

Wey Spenglerei AG

Solar & Photovoltaics · Buchs Lu · Since 1984

The core activity of Wey Spenglerei AG is the provision of services in the field of building technology, particularly in the areas of sheet metal work, solar, sanitary, heating and roofing. The company offers complete solutions for building technology in renovations and new constructions, emphasizing quality, expertise and personal service.

Zahner & Artho Elektro GmbH

Solar & Photovoltaics · Schübelbach · Since 2019

Zahner & Artho Elektro GmbH is an electrical installation and service company offering a wide range of services, including: strong and weak current installations, network and WLAN installations, telephony and intercom systems, video surveillance systems and building automation (Smart Home), lighting and photovoltaics, e-mobility and electrical work in agriculture, troubleshooting, storm damage repair and emergency assistance, replacement of existing distribution boards, and consulting and planning in all areas. The company's core activity lies in the installation, maintenance and repair of electrical systems, as well as providing electrical services to private and business customers.

ZIMMERLI Haustechnik GmbH

Solar & Photovoltaics · Muhen · Since 2010

The core activity of Zimmerli Haustechnik GmbH is the planning, installation and maintenance of heating and plumbing systems, including the use of renewable energy sources such as solar thermal systems and heat pumps. In addition, the company offers service and repair services for existing systems as well as cleaning and maintenance work.

Zingg Haustechnik Nachfolger Uwe Ruprecht

Solar & Photovoltaics · Biberen · Since 2003

The core activity of Zingg Haustechnik is the planning, installation, renovation, repair and maintenance of sanitary and heating systems for buildings.

Züger Energie GmbH

Technical Consulting & Engineering · Rieden Sg · Since 2010

Züger Energie GmbH provides energy consulting and services for renewable heating, photovoltaic systems and battery storage. Services include advisory and planning, tender review and execution, GEAK energy labelling, energy proofs according to SIA 380/1, modernization concepts, self-consumption optimization and assistance with subsidy applications and administration.

zumstein elektro GmbH

Solar & Photovoltaics · Leissigen · Since 1998

The core activity of the company "Zumstein Elektro" is the provision of electrical installations and services in the field of electrical engineering, including: electrical installations, household appliances, TV and network systems, telephone systems, and solar systems. The company offers these services to private customers and companies in the regions of Leissigen, Habkern, Beatenberg, and Ringgenberg.

Zwahlen - Beyeler Haustechnik GmbH

Solar & Photovoltaics · Rüeggisberg · Since 2012

The core activity of Zwahlen Beyeler Haustechnik GmbH encompasses the planning, implementation and maintenance of building technology, sanitary installations, heating systems, solar systems and vacuum cleaner systems.

2M Elettro-Impianti Sagl

Electrical Planning & Installation · Riva San Vitale · Since 2022

The core activity of 2M Elettro-Impianti is the planning, installation, maintenance and repair of electrical systems, including domotics, automation of gates, video intercoms, LED lighting and data and Wi-Fi networks.

4D Montagen GmbH

Electrical Planning & Installation · Herzogenbuchsee · Since 2019

The core activity of 4D Montagen GmbH is the execution of electrical and industrial installations, including the planning, installation and maintenance of photovoltaic systems, electrical installations, tunnel infrastructure, building technology and electromobility. The company offers turnkey projects from a single source, from consulting and planning to installation and service.

Aaresolar GmbH

Solar & Photovoltaics · Bettlach · Since 2024

a energie AG

Solar & Photovoltaics · Schüpfen · Since 2009

The core activity of the company "a energie" consists of planning, implementing, operating and maintaining district heating networks and plants, including energy production and distribution. The company also offers services such as on-call duty, technical service and plant construction.

A.F.H. Bau GmbH

Solar & Photovoltaics · Zurich · Since 2021

The company provides services in the field of construction and real estate management, particularly in the areas of heat pumps, photovoltaic and storage systems. It also offers comprehensive consulting and project management from planning to implementation of construction projects.

Ägerital Energie Genossenschaft

Solar & Photovoltaics · Oberägeri · Since 2024

The core activity of Ägerital Energie Genossenschaft is the production and sale of regional solar power from photovoltaic systems in the Ägerital and Menzingen regions. The company enables private individuals and companies to obtain 100% solar power from the region, thereby supporting climate protection.

Alteno AG

Solar & Photovoltaics · Basel · Since 1987

The core activity of Alteno AG encompasses the planning, consulting and implementation of sustainable building technology and solar energy solutions. This includes in particular: planning of heating systems (heat pumps, wood heating systems, district heating); planning of photovoltaic systems with battery storage and e-mobility; energy consulting for large consumers, gastronomy, bakeries and commerce; load management and operational optimization; residential ventilation and ventilation systems for industry and commerce; ENAW target agreements for large consumers and energy operational optimization; strategic property owner consulting and concept development; expert opinions and reports for building energy systems. The company thus offers comprehensive services in the field of sustainable energy and building technology.

Altersol SA

Solar & Photovoltaics · Bedano · Since 1991

The core activity of Altersol SA is the planning, installation and maintenance of renewable energy systems, particularly in the field of solar energy, including: Solar Photovoltaics (generation of electricity from solar energy), Solar Thermal (generation of heat from solar energy), Heat Pumps, Wood and Pellet Heating, Heating Systems and Temperature Control Systems. The company also offers services such as consulting, planning and installation of these systems.

A.M.P. Cheminée & Solaire, Daniel de Joffrey

Solar & Photovoltaics · Montreux · Since 2003

The core activity of AMP Cheminée & Solaire is the planning, installation, maintenance and repair of heating systems, in particular: installation and maintenance of chimneys and flues, installation and maintenance of wood-burning stoves and other heating systems, maintenance and repair of oil-fired heating systems, installation and maintenance of solar panels, and cleaning and maintenance of chimneys and flues. The company also offers consulting services in the field of energy efficiency and heating systems.

anbeda AG

Solar & Photovoltaics · Zug · Since 2017

anbeda AG runs a solar blog and provides support for do-it-yourself photovoltaic system builders, offering planning assistance, material advice and guidance up to grid connection and commissioning. The website publishes project reports, step-by-step self-build guides and practical information on photovoltaic systems; anbeda AG holds an ESTI installation permit according to NIV Art. 14.

Andreas Sprecher Haustechnik und Oelbrennerservice GmbH

Solar & Photovoltaics · Buchs Sg · Since 1996

The core activity of Sprecher Haustechnik encompasses the planning and execution of heating systems, sanitary installations, air conditioning, solar systems and oil burner services. They offer professional services in the areas of heating, sanitation, renewable energy and industrial installations.

Araxa Solarbau AG

Solar & Photovoltaics · Abtwil Sg · Since 2024

Araxa Solarbau AG is a specialist installation firm focused on the professional assembly of photovoltaic systems, covering mechanical mounting and electrical wiring up to the inverter. Services include drone surveying and PV‑Sol planning, thermal imaging, maintenance and cleaning, component inspections and documentation, provided primarily as a subcontractor to PV and electrical installation companies.

Astenis AG

Technical Consulting & Engineering · Stans · Since 2019

The core activity of Astenis AG encompasses two main areas: 1. **Energy Consulting and Photovoltaics**: The company provides consulting services for private individuals and companies in the field of energy efficiency and photovoltaics. This includes planning and implementation of PV systems, energy optimization, and reduction of the ecological footprint. 2. **Business Consulting**: Astenis AG offers business consulting services for small and medium-sized enterprises (SMEs) and start-ups. This includes the development of strategies for sustainable growth, success, and increased profitability.

Bau fair GmbH

Building Maintenance · Bichelsee · Since 2010

The core activity of Bau Fair GmbH encompasses the planning, execution, and installation of construction projects, particularly: new construction, renovation, and expansion of single-family homes, multi-family homes, commercial buildings, farms, barns, and public buildings, as well as the installation of photovoltaic systems. The company also provides comprehensive support, from needs assessment to planning, execution, and warranty for the work.

Bauvolt Sàrl

Solar & Photovoltaics · Léchelles · Since 2024

BAUVOLT is a provider of renewable energy solutions and electrical installations in Switzerland. The core activities include: planning, installation and maintenance of photovoltaic systems, sales and installation of battery storage systems, installation of charging stations for electric vehicles, sales and installation of heat pumps and thermodynamic storage systems, building insulation, energy management and optimization, and maintenance and repair of electrical systems. BAUVOLT thus offers comprehensive solutions for the use of renewable energy and the optimization of energy consumption in Switzerland.

Bischofberger Bedachungen AG

Roofing · Züberwangen · Since 2013

The core activity of Bischofberger Bedachungen AG is the provision of services in the field of roofing and scaffolding work, including photovoltaic systems, flat roof work and carpentry work.

BLUESOL GmbH

Solar & Photovoltaics · Felsberg · Since 2012

The core activity of BLUESOL GmbH is the development and marketing of layered storage technology, particularly in the field of solar energy, specifically hybrid collectors.

BORTIS Dächer und Fassaden

Solar & Photovoltaics · Baar · Since 1997

The company Bortis Dächer und Fassaden offers services in the field of roof and facade work. The core activities include: planning, coordination and execution of pitched roof, flat roof and facade projects; renovation and refurbishment of existing roofs and facades; installation of roof windows and photovoltaic systems; maintenance and repair of roofs; design and execution of roof terraces and facades. The company thus provides comprehensive solutions for the design, renovation and maintenance of roofs and facades.

Boss Elektro GmbH

Electrical Planning & Installation · Rüedisbach · Since 2022

The core activity of Boss Elektro GmbH is the planning and implementation of electrical installations, including the implementation of modern and future-proof solutions in the electrical sector.

Britt Haustechnik AG

Sheet Metal Work · Ebnat-Kappel · Since 2012

The core activity of Britt Haustechnik AG is the provision of services in the field of building technology, particularly in the areas of competence of sanitary, heating, plumbing and solar technology/PV.

Ch. Bieri Elektro GmbH

Solar & Photovoltaics · Schachen Lu · Since 2004

The core activity of Bieri-Elektro GmbH is the provision of electrical services, including: installation of electrical systems for new and renovation projects, repairs and maintenance of electrical appliances and systems, rental and installation of electrical equipment for events and temporary installations, installation of photovoltaic systems and LED solutions, electrical inspections and safety consulting, installation of lighting and fire alarm systems, and installation of intercom and video surveillance systems. The company thus offers a wide range of electrical services for private and business customers.