3'202 companies found
Wyder Solar GmbH
Sins · Since 2013
Wyder Solar GmbH provides consulting, planning and installation of solar projects, including photovoltaic systems and solar hot‑water installations, and integrates storage, e‑mobility and smart‑home solutions in holistic planning. The company also performs building‑envelope work such as pitched and flat roofs, facades and modernization projects, and offers monitoring via a Solarlog portal.
WYSolar GmbH
Oberentfelden · Since 2018
The core activity of WYSolar GmbH is the planning, consulting, installation and maintenance of photovoltaic systems (solar systems) as well as the provision of storage systems for renewable energies. Additionally, the company offers services in the field of E-Mobility, including the installation of charging stations for electric vehicles.
Wyss Electro-Support
Mels · Since 2013
The core activity of Wyss Electro-Support is the provision of services in the field of photovoltaics.
Yellowprint Sàrl
Confignon · Since 2008
The core activity of Yellowprint is project management and support for photovoltaic projects, including planning, coordination, monitoring and management of solar systems, as well as consulting and support for the realization of photovoltaic projects.
Younergy Solar (Suisse) SA
Crissier · Since 2021
Younergy Solar (Suisse) SA provides planning, installation, operation and maintenance of photovoltaic systems for residential and commercial clients. Services include purchase and subscription solar models, battery storage and e‑mobility integration, plus monitoring, warranty management and assistance with incentives and paperwork.
Your Energy Swiss GmbH
Hinwil · Since 2013
The core activity of Your Energy Swiss GmbH is the planning, development and distribution of solar systems and related components, such as solar modules, power optimizers and energy storage systems, for private and commercial customers in Switzerland. The company also offers 360° support for specialist partners and solar installers, including marketing and sales support as well as financing offers.
Y-SOLAR Analytics GmbH
Solothurn · Since 2022
Y-SOLAR Analytics GmbH develops data-driven models to assess site suitability and forecast the economic performance of photovoltaic systems, with a focus on multi-family residential buildings. The company provides roof-leasing and PV financing solutions, optimized ZEV (collective self-consumption) systems, real-time monitoring and ZEV-compliant billing services.
y-tronics GmbH
Wolfhausen · Since 2014
y-tronics GmbH provides consulting, system design, installation and remote support for standalone power systems and for marine and mobile electrical systems. The company supplies and integrates components such as batteries, chargers, inverters, solar equipment and navigation and monitoring devices.
ZAFFARONI S.R.L., Milano, succursale de Gingins
Gingins · Since 2014
The company offers services and products in the field of technical building equipment, including: planning, construction and operation of mechanical systems such as heating, air conditioning, ventilation and water treatment; installation and maintenance of electrical systems, including high-voltage networks and emergency power supply; planning and installation of security systems such as burglar alarm systems, CCTV systems and fire protection systems; services in the field of energy efficiency and facility management; planning and construction of industrial plants and production facilities; renovation and conversion of buildings, including office buildings, hotels, hospitals and residential buildings. The company offers its services and products to both the private and public sectors and operates in various countries, including Italy and Switzerland.
Zanella Energie GmbH
Turtmann · Since 2015
Zehnder Elektrotechnik AG
Eriswil · Since 2016
The core activity of Zehnder Elektrotechnik AG includes electrical installations, renewable energies, service and repairs in the field of electrical engineering, as well as the sale of household appliances and multimedia products.
ZENDRA AG
Chur · Since 2024
The core activity of ZENDRA AG is the development and implementation of photovoltaic systems, particularly for alpine use. This includes the planning, design and dimensioning of PV systems, including substructures, PV modules and DC electrical systems. The company also offers static solutions, digitalization services and consulting in the field of photovoltaics.
Zenyt Energie AG
Buchs Sg · Since 2023
Zenyt Energie AG designs, plans and installs photovoltaic (PV) systems and provides consultation, installation, maintenance and cleaning services, including energy-control solutions to optimize self-consumption.
Zillig GmbH
St. Gallen · Since 1993
The core activity of Zillig GmbH is the planning, installation and repair of sanitary facilities, particularly in the area of bathroom renovations, as well as the execution of plumbing work, solar systems and lightning protection systems.
Zmotec Solartechnik GmbH
Saanen · Since 2009
The core activity of ZMOTEC Solartechnik GmbH is the planning, installation and distribution of thermal solar systems and wood boilers for hot water preparation.
Zürichsee Solarstrom AG
Zurich · Since 2009
Zürichsee Solarstrom AG is a project developer, owner and operator of photovoltaic (PV) installations. The company develops, constructs, commissions and operates PV projects and markets the produced electricity and associated environmental certificates (guarantees of origin); its shareholders include private investors and municipal utility entities.
Zurich Soft Robotics GmbH
Zurich · Since 2022
The company Solskin (Zurich Soft Robotics GmbH) develops and offers innovative solutions for sustainable and comfortable building envelopes, particularly through the integration of renewable energies and energy-efficient systems. The core activity includes the development and distribution of products such as Solskin System, Solskin Pergola, and Solskin Smart Tree, which combine aesthetics, sustainability, and energy efficiency.
Schnyder PV GmbH
Hinwil · Since 2025
Schnyder PV GmbH designs, mounts and installs photovoltaic systems, including commissioning and system monitoring. The company handles project planning, permit applications and grid registrations, and offers consumption optimisation, battery storage and electric vehicle charging solutions using modules, inverters and monitoring systems from various manufacturers.
sunroots GmbH
Seuzach · Since 2025
sunroots GmbH designs and installs photovoltaic systems, offering consultation, customized planning and turnkey installation. Services include feasibility assessments, preparation of offers and project management through commissioning.
Try Energy SA
Pully · Since 2025
Try Energy SA supplies renewable energy solutions, providing sales, rental and installation of photovoltaic systems, heat pumps, energy storage and electric vehicle charging stations. The company performs energy and feasibility studies and supports financing, permitting, turnkey installation and ongoing maintenance.
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Source: Federal Statistical Office, UID register