3'202 companies found
Hansesun Photovoltaik Swiss GmbH
Kriessern · Since 2019
The core activity of Hansesun is the planning, assembly, installation and maintenance of photovoltaic systems (PV systems) for clean and renewable energy generation. The company also offers additional services such as the integration of heat pumps, hot water and e-car charging stations into the energy system, as well as the sale and installation of power storage and emergency power systems.
Hans Wiedmer
Fankhaus (Trub) · Since 1992
The company's core activity is the provision of services and works in the field of building envelopes, particularly in the areas of: roofing, sheet metal work, facades, lightning protection systems, and scaffolding. In addition, the company also offers services in the field of photovoltaics, including the planning, execution, and maintenance of photovoltaic systems.
Haral GmbH
Reichenbach Im Kandertal · Since 2014
The core activity of quh-energie is the planning, consulting and realization of biogas plants on farms in Switzerland, enabling sustainable, environmentally friendly and cost-effective energy production in the form of heat and electricity.
Haro AG
Salenstein · Since 1983
Haro AG markets the Suntracker system, a solar-powered, GPS-controlled daylight delivery system that uses a rotating mirror, a high-reflectance light shaft and diffuser lenses to bring natural light indoors. The system is intended to reduce artificial lighting energy use and is presented for applications such as industrial buildings, schools, stables and hospitals.
Hartmann, Solartechnik
Küblis · Since 2003
The core activity of Hartmann is the planning, installation and maintenance of solar systems in various sizes (up to 10 kWp, 10-30 kWp, 30-100 kWp and over 100 kWp).
Hasse Bau GmbH
Fahrwangen · Since 2023
hassler energia alternativa ag
Zillis · Since 1997
The core activity of Hassler Energia is the planning, installation and maintenance of sustainable energy solutions, particularly: solar systems for self-consumption and central energy supply (ZEV); battery storage as a supplement to PV systems; e-charging stations for clean e-mobility; island systems for mountainous areas without grid connection; and pellet heating as an alternative heat source. The company also offers consulting services to support customers in selecting and implementing sustainable energy solutions.
HAUSTECH wachter ag
Utzenstorf · Since 1987
The company's core activity is the planning, installation, assembly and maintenance of building technology systems, particularly in the areas of heating, sanitation and bathroom facilities. The company also offers consulting and planning services and carries out pipeline construction and heat distribution. It is a building technology expert specializing in the installation and maintenance of building technology systems.
Haustrocknung.ch GmbH
Moosseedorf · Since 2013
Heatplan GmbH
Niederuzwil · Since 2021
The core activity of Heatplan GmbH consists of planning, consulting and project management of heating and solar systems, including the creation of energy reports and the application for funding requests. This includes in particular: * Heating planning (renewable and alternative energy systems) * Solar planning (solar thermal and photovoltaics) * Specialist construction management of heating and solar projects * Energy consulting * Project management * Application for building and funding requests. Heatplan GmbH offers these services primarily for single-family and multi-family homes (EFH & MFH).
HE Haustechnik und Heizsysteme GmbH
Alpthal · Since 2015
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.
Heidi Solar SA
Martigny · Since 2017
The core activity of Heidi Solar is the installation and sale of photovoltaic systems, enabling customers to cover their own electricity needs and feed surplus electricity into the grid, thereby generating an additional source of income.
Heizungsmacher AG
Basel · Since 2017
Heizungsmacher AG is a provider of solutions for the heat transition and energy transition. The company's core activity consists of planning, installing and maintaining heat pumps, photovoltaic systems, storage systems, inverters, battery storage systems and charging stations for private households. The company also offers monitoring and troubleshooting services and supports customers in applying for funding. Thanks to its brand-independent orientation, the company can offer individual solutions for its customers.
Helianthus AG
Bachenbülach · Since 2022
The core activity of Helianthus AG is the planning, implementation and operation of photovoltaic systems on the roofs of industrial, commercial, office and agricultural businesses. The company offers its customers a comprehensive service, including permitting, installation, maintenance and marketing of the generated solar power, whereby customers do not have to make any investments and instead receive a roof rental fee or a fixed electricity price.
Helion Energy AG
Cham · Since 2022
The core activity of Helion Energy AG is the planning, installation and maintenance of renewable energy systems, particularly photovoltaic systems, energy storage systems, heat pumps and charging stations for electric vehicles. The company also provides consulting and services in the field of energy efficiency and renewable energies.
HKOWT Suisse SA
Lausanne · Since 2023
HKOWT Suisse SA supplies solar lighting solutions and related components, including solar street lights, photovoltaic panels, LiFePO4 batteries and LED modules. The company operates an online shop with a product catalog and publishes news and blog articles about solar lighting products and projects.
HOLDENER SOLAR, Umwelt- und Heizungstechnik
Boll · Since 2016
The core activity of Holdener Solar is the planning, installation and maintenance of renewable energy systems, in particular: solar water heating and heating support systems, thermal solar systems, photovoltaic systems, wood heating systems (pellets, wood chips, firewood) and air/water heat pumps. The company also offers maintenance and repair services for heating systems.
Homenergy SA
Delémont · Since 2018
The core activity of Homenergy SA is the financing, realization, maintenance and operation of photovoltaic and heating systems for private and commercial customers. The company offers a solution where it takes over the investment costs and delivers the produced energy to the customer at a fixed, previously agreed tariff, including maintenance and upkeep of the systems.
HomePerformance SA
Lonay · Since 2022
The core activity of HomePerformance SA is the planning, installation and maintenance of energy efficiency solutions for private and commercial customers in Switzerland, particularly in the field of renewable energies. This includes the installation of photovoltaic systems, heat pumps, storage batteries, thermodynamic heating systems and CoolRoofing systems, as well as the implementation of energy audits and consulting on energy efficiency measures.
HSW-Solartechnik GmbH
Aarwangen · Since 2024
The core activity of HSW-Solartechnik is the planning, installation and maintenance of modern photovoltaic systems for residential and commercial buildings. They offer innovative solutions for the use of renewable energies and are committed to sustainability and environmental protection.
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Source: Federal Statistical Office, UID register