6'598 companies found
HoKaTherm Heizsysteme GmbH
Wettingen · Since 2022
The core activity of HoKaTherm Heizsysteme GmbH is the development, manufacture and distribution of air-water heat pumps with a patented control process that optimizes the efficiency of these systems.
Holderegger Michel
Bioley-Magnoux · Since 2008
The company Holderegger Michel is a specialist in heating technology and offers various services in the field of heating installation, maintenance and repair. The core activities include: installation and maintenance of heating systems, including natural gas, oil and hybrid systems; installation of renewable energy systems; sale and installation of radiators, heaters and underfloor heating; water treatment and desalination; sanitary work, including descaling of boilers. The company also provides consulting and planning services for heating systems for private and commercial customers.
Holling Services GmbH
Guntershausen B. Aadorf · Since 2020
The core activity of Holling Service GmbH is the provision of services in the areas of sanitation, heating and cleaning. Specifically, this includes: Sanitary work such as bathroom renovations, renovations, boiler decalcification and replacement, decalcification/water softening systems, kitchen fittings and tile laying work; Heating work such as new construction, replacement, heat pumps, bathroom radiators and thermostat valves; Repairs and minor repairs in the sanitary area; Cleaning services such as maintenance cleaning, final cleaning and construction final cleaning for commercial and private customers.
Home and Technology - Fire Protection AG
Basel · Since 1991
The core activity of the company "Home and Technology - Fire Protection AG" includes planning, implementation, installation, maintenance and service work in the field of building technology, particularly in the areas of: Sanitary technology, Heating, Ventilation and air conditioning, Insulation, Fire protection technology. The company thus offers comprehensive solutions for the technical equipment of buildings, from planning to maintenance and repair.
HR Haustechnik, Hrskanovic
Birsfelden · Since 2020
The core activity of HR Haustechnik is the provision of services in the field of building technology, particularly in the areas of sanitation and heating renovation, as well as new construction and refurbishment. The company offers a comprehensive service, from planning to implementation and maintenance of building technology systems.
H.R. Wüthrich AG
Uttigen · Since 1983
HS3 Group AG
Dübendorf · Since 2019
The core activity of HS3 Group AG is the provision of comprehensive services in the fields of building technology and energy consulting. This includes in particular the planning, installation and maintenance of heating, ventilation, air conditioning and sanitary systems, as well as consulting and planning in the areas of energy efficiency and environmental protection.
hsa engineering gmbh
Richterswil · Since 2016
The core activity of hsa engineering gmbh is the planning and implementation of building technology systems, particularly in the areas of sanitary technology, sprinkler systems, building technology and specialist coordination, for various types of buildings such as residential buildings, office buildings, nursing homes and commercial and industrial buildings.
HS-Strebel Haustechnik AG
Aristau · Since 2016
HS-Strebel Haustechnik AG is a sanitary and heating company providing repairs, maintenance and installation of heating and sanitary systems. Services include bathroom renovations, advice on water treatment and water-softening systems (partner: BWT), and sale and installation of household appliances.
HST Haustechnik GmbH
Trimbach · Since 2023
The core activity of HST Haustechnik GmbH is the planning, installation, repair and maintenance of heating, plumbing and ventilation systems.
HT Blatter GmbH
Liestal · Since 2017
HT Blatter GmbH provides heating and sanitary services, including heating-system installation, boiler service, underfloor-heating cleaning and other sanitary works. The company offers consultation, planning, maintenance, renovation and installation of heating systems.
HTE Haustechnik Experten AG
Wollerau · Since 2004
The core activity of HTE Haustechnik Experten AG is the planning, consulting, installation, repair and modernization of heating, sanitary, ventilation and swimming pool technology systems in private, commercial and industrial construction.
HTR AG BRANDSCHUTZ
Zurich · Since 2022
The core activity of HTR AG is engineering and consulting services for building technology, particularly in the areas of heating, ventilation, air conditioning, refrigeration, sanitation and fire protection planning. The company develops project-specific, energy-optimized solutions for building technology and offers consulting and planning from conception to realization of construction projects.
Huber Heiztechnik AG
Goldau · Since 2002
The core activity of Huber Heiztechnik AG is the installation, maintenance and repair of heating systems, including oil and gas heating systems, heat pumps and other heating solutions. The company also offers official combustion control checks (Feuko) and impulse consulting for new heating systems.
Huber & Küng Gebäudevisionäre GmbH
Lyssach · Since 2020
The core activity of Huber & Küng Gebäudevisionäre GmbH is the consulting, planning and installation of heating systems, particularly underfloor heating, ceiling systems, fan convectors and radiators.
LAMBDA Schweiz GmbH
Au Sg · Since 2021
The company Huggler Wärmepumpen specializes in the planning, installation and maintenance of heat pump systems.
Huser Haustechnik GmbH
St. Gallen · Since 2022
The core activity of Huser Haustechnik GmbH is the planning, installation and renovation of sanitary and heating systems, including the coordination and organization of construction sites for new buildings and renovations.
Hüslitech GmbH
Gebertingen · Since 2024
Hüslitech GmbH provides building services, offering installation, maintenance and repair of heating, ventilation and electrical systems. Services include work on heat pumps and solar systems and an emergency response service.
HVAC SA
Cadenazzo · Since 2012
The core activity of HVAC SA is the distribution and servicing of products and systems for climate and building technology, particularly in the field of heating, ventilation and air conditioning (HVAC). This includes the planning, installation and maintenance of systems such as boilers, heat pumps, air conditioning systems, ventilation systems and other products for building technology. The company also provides consulting and support services for architects, engineers, installers and construction companies.
HWT Haus- und Wassertechnik AG
Au Sg · Since 1987
The core activity of HWT Haus- und Wassertechnik AG is the provision of services related to water, including sanitary installations, bathroom renovations, heating, specialized planning, swimming pool construction and maintenance, plastics factory and pipeline construction. The company also offers a 24-hour emergency service.
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Source: Federal Statistical Office, UID register