6'598 companies found
Frigotech SA, succursale du Jura
Vicques · Since 2020
Frigotech SA, succursale du Jura provides design, supply, installation and maintenance of refrigeration systems, industrial heat pumps, commercial cooling and air-conditioning. The branch operates a 24/7 after‑sales service with emergency contacts, maintenance contracts and remote monitoring for installations.
Fussbodenheizungsfabrik GmbH
Horn · Since 2014
Fussbodenheizungsfabrik GmbH provides planning, layout calculations and installation services for underfloor heating systems, together with related services such as floor insulation and floor milling. Services include installation plans, room-by-room heat-load calculations and delivery, installation and optional filling and flushing of heating circuits.
Gebrüder Zotti GmbH
Schönengrund · Since 1995
Gebrüder Zotti GmbH provides planning, installation and maintenance services for heating, ventilation, solar and refrigeration systems. Services listed include heat pumps, biomass and fossil-fuel heating systems, and the design of ventilation and solar installations.
Gebrüder Zotti GmbH
St. Gallen · Since 1995
Gebrüder Zotti GmbH provides services for heating, ventilation, solar and refrigeration systems. Offerings include heat pumps, wood- and fossil-fuel heat generators, thermal solar installations and ventilation systems.
GENERELLI IDRAULICA SA
Locarno · Since 2023
The company's core activity is the creation of websites and the provision of services in the field of web design, particularly using the Webflow tool.
German Hallenbarter Haustechnik AG
Obergesteln · Since 2008
German Hallenbarter Haustechnik AG is a building-technology company providing services for utility lines, roofing and metal roofing (spenglerei). The website states that plumbing services are currently not offered due to a shortage of skilled staff and refers customers to Russi Söhne AG; the company also offers consultation and installation of PREFA roofing systems.
Grezet & Anthoine - Equipements Industriels Sàrl
La Chaux-De-Fonds · Since 2005
Grezet & Anthoine - Equipements Industriels Sàrl supplies and installs equipment and fittings for professional kitchens and hotel catering. The company provides maintenance and a RapidHygiène service including dishwasher inspections, delivery of cleaning and hygiene products, staff training and assistance with hygiene plans.
GroupT SA
Bramois · Since 2021
The core activity of GroupT SA encompasses various services and activities in the field of building technology and real estate. The main activities can be described as follows: * Plumbing: Installation, maintenance and repair of sanitary facilities, including water treatment and desalination. * Heating: Installation, maintenance and repair of heating systems. * Sheet metal work: Work on roofs, facades and other metal structures. * Roofing: Roof covering and renovation. * Façade cladding: Façade cladding and renovation. * Gas: Installation, maintenance and repair of gas systems. * Real estate: Rental, sale and management of real estate, including residential houses, apartments and commercial properties. * 24/7 emergency service: Emergency service for plumbing, heating and other technical issues. Overall, the company offers a wide range of services focused on the maintenance, renovation and construction of buildings, as well as the management and sale of real estate.
GTL CONCEPTION AG
Pfäffikon Sz · Since 2005
The core activity of GTL Conception includes the planning, installation and maintenance of heating, air conditioning and sanitary technology as well as facility services, including cleaning and maintenance of private and commercial premises.
Gyger Haustechnik
Vicques · Since 2007
The core activity of Gyger-Co.CH is the planning and implementation of projects in the field of building technology, particularly in the areas of: Sanitary facilities, Heating systems, Tiling work, Wellness, and Solar systems. The company offers services to both the commercial and private markets, focusing on the clean execution of craftsmanship, including renovations and installations.
Hallenbarter & Russi Gebäudetechnik AG
Obergesteln · Since 2016
Hallenbarter & Russi Gebäudetechnik AG provides roofing, sheet-metal (spenglery) and utility-line services, performing new-build and renovation projects. Plumbing services are currently not offered in-house due to a shortage of skilled staff; the company refers plumbing inquiries to Russi Söhne AG.
Häni + Zehnder AG
Künten · Since 1990
The core activity of Häni + Zehnder AG is the provision of services in the field of sanitary and heating technology, particularly in the areas of: * Repairs and maintenance of sanitary installations and heating systems * New construction and renovation of sanitary installations and heating systems * Installation and maintenance of water softening systems and boiler descaling * Heating system renovation and optimization * Assembly and repair of radiators The company thus offers a comprehensive range of services for the installation, maintenance and repair of sanitary installations and heating systems.
Hari Haustechnik
Reichenbach Im Kandertal · Since 2022
The core activity of Hari Haustechnik is the provision of services in the field of sanitary and heating technology, including installation, maintenance and repairs.
Haustechplus Service AG
Zug · Since 2025
The core activity of Haustechplus Service AG is the maintenance, servicing and renovation of sanitary, heating and ventilation systems. The company offers regular maintenance, acute service needs and troubleshooting for these systems to ensure their functionality, extend their lifespan and avoid costly repairs.
Heinz Probst Haustechnik GmbH
Frenkendorf · Since 2011
The core activity of Heinz Probst Haustechnik GmbH is the planning, installation, and repair of building technology systems, particularly: Heating: planning and installation of new heating systems, consulting for solar systems and heat pumps Ventilation: planning and installation of ventilation techniques of all kinds Sanitary: repairs and minor work on sanitary facilities, such as replacing water taps Comprehensive building technology concept: overall planning and implementation of building technology systems for new buildings and renovations The company also offers energy consulting services.
HelveticAir Sàrl
Geneva · Since 2023
The core activity of HelveticAir is the installation, maintenance and repair of air conditioning systems, ventilation systems, heating systems and commercial refrigeration systems. The company provides tailored solutions for customers in Switzerland, particularly in the Geneva region, and focuses on providing reliable and efficient systems to ensure optimal environmental conditions in various facilities.
Herbert Waser Hewatec
Rotkreuz · Since 2019
The core activity of HEWATEC is the planning, installation, maintenance and repair of heat pumps, air conditioning systems and wellness systems.
Hesab AG
Langenthal · Since 1994
The core activity of HESAB AG is the planning, installation, maintenance and servicing of energy-related systems for heat and cold generation, particularly in the field of building technology. This includes consulting, planning, installation, maintenance and servicing of heating systems, alternative systems, process, steam and cooling systems, wood chip and pellet systems, ventilation systems for Minergie buildings, as well as refrigeration systems.
H et G Beuchat S.A.
St-Ursanne · Since 1996
The core activity of Beuchat H & G SA is the installation, maintenance and repair of heating, plumbing and sheet metal processing systems.
Heusler Serge Sàrl
Courgenay · Since 2000
Serge Heusler Sàrl is an installation company specializing in the planning, installation, and maintenance of heating, sanitary, water recycling, and building technology systems. The core activities include: * Installation of heating systems, including renewable energy sources such as heat pumps, wood and pellet boilers, and solar thermal systems * Sanitary installations, including the laying of water pipes, the installation of sanitary appliances, and the maintenance of sanitary facilities * Water recycling, including the installation of rainwater collectors and the treatment of rainwater for household use * Building technology, including the planning and installation of heating systems, ventilation systems, and other technical installations in buildings. The company also offers services such as consulting, planning, and maintenance, and emphasizes the use of ecological and sustainable solutions.
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Source: Federal Statistical Office, UID register