6'598 companies found
Wittwer Haustechnik AG
Turgi · Since 1998
The core activity of Wittwer Haustechnik AG is the planning, installation and modernization of sanitary facilities, including bathroom solutions, water supply systems and rainwater harvesting systems, with a focus on quality, sustainability and individual solutions for private households.
Abächerli Reparaturservice GmbH
Steinhausen · Since 1994
The core activity of Abächerli Reparaturservice GmbH is the provision of services in the areas of sanitation, heating, swimming pools and gas/liquid gas, including repair, installation and maintenance. The company also offers training positions for sanitary installers.
AEK AG
Olten · Since 2020
AEK AG delivers tailored end-to-end solutions in electrical engineering, ICT and building services for private clients, SMEs, large companies and public-sector customers. Services include consulting, planning, installation and maintenance, as well as ICT managed services and 24-hour emergency support.
AEK AG
Solothurn · Since 2019
AEK AG provides services in ICT, electrical and building technology, delivering tailored complete solutions for private clients, SMEs, large companies and the public sector. The company offers consulting, installation and maintenance of systems and operates a 24-hour on-call service.
AEK AG
Langenthal · Since 2020
AEK AG delivers customised integrated solutions for private clients, SMEs, large companies and the public sector, providing consulting, planning, installation and maintenance in electrical, ICT and building services engineering.
Albin Allenspach AG
Trimmis · Since 2001
Albin Allenspach AG manufactures and supplies components for air duct systems and provides ventilation sheet‑metal services including consulting, production and transport. Its product range includes round and rectangular duct elements, spiral ducts, kitchen hoods and custom sheet‑metal fabrications.
Aldo et Walter Di Cesare, Installation chauffage-sanitaire
Cudrefin · Since 2007
The core activity of Dicesare is the installation, maintenance and distribution of gas systems, including heating, sanitary and solar thermal systems, as well as the sale of gas cylinders and the performance of inspections for caravans, boats and campers. Additionally, the company offers the sale and installation of professional kitchen systems.
Alfons Kurmann GmbH, Heizung/Sanitär
Arth · Since 1996
The core activity of A. Kurmann GmbH is the provision of services in the field of building technology, particularly in the areas of heating, plumbing and ventilation.
Aljiti Haustechnik GmbH
Wil Sg · Since 2020
The core activity of Aljiti Haustechnik GmbH is the provision of services in the field of building technology, particularly in the areas of sanitation, heating and service. This includes the installation, maintenance and repair of sanitary facilities and heating systems, as well as the performance of boiler descaling. The company also offers a 24-hour emergency service to provide customers with quick and reliable support in case of problems with their building technology systems.
Altner AG
Horgen · Since 2001
The core activity of Altner AG is the planning, installation, maintenance and repair of heating systems, particularly those using renewable energy sources, as well as consulting and determining the best solution for buildings in terms of heating technology.
Andreas Wilhelm GmbH
Oberkirch Lu · Since 2009
Andreas Wilhelm GmbH is a chimney‑sweeping company providing chimney sweeping, statutory combustion/fire‑control inspections and fire‑protection advisory services. The company also carries out ventilation cleaning, video inspections and professional cleaning of solar/photovoltaic panels using a cleaning robot and access platform.
AQUA rep Haustechnik GmbH
Zurich · Since 2020
The core activity of AQUA rep AG is the planning, installation and improvement of building technology systems, particularly in the areas of heating, ventilation, sanitation, solar and air conditioning. The company offers comprehensive, personalized service and performs maintenance work, repairs and emergency interventions.
ARBERIA Sàrl
Martigny · Since 2023
The core activity of Arberia Sàrl is to provide services in the field of sanitary, heating and renovation works, including emergency services and repairs, for private, commercial and industrial customers in Switzerland.
Arn Heizung-Sanitär AG
Niederbipp · Since 2014
The core activity of Arn Heizung-Sanitär AG is the planning, installation and renovation of heating and sanitary systems, as well as the installation and repair of solar systems.
Artech Haustechnik GmbH
Balsthal · Since 2021
The core activity of Artech Haustechnik GmbH is the provision of services in the areas of sanitation, heating and insulation, including: installation, maintenance and repair of sanitary systems; modernization and renewal of existing sanitary systems; renovation and refurbishment of bathrooms; installation and maintenance of energy-efficient heat pump systems; comprehensive service and maintenance for all heating systems; and 24/7 emergency service for quick assistance with technical problems. The company offers tailored solutions for individual needs and places emphasis on highest quality, precision and customer orientation.
AS Chaudières Sàrl
Vallorbe · Since 2013
The core activity of AS Chaudières is the installation, maintenance and repair of heating systems, including boilers, pellet heating systems, gas heating systems, oil heating systems, solar systems, heat pumps and sanitation systems. The company also offers services in the field of plumbing and heating technology.
A - Z Sanitär GmbH
Abtwil Sg · Since 1999
The core activity of A-Z Sanitär GmbH is the provision of services in the field of sanitary technology, particularly the installation, renovation and maintenance of sanitary facilities in bathrooms, kitchens, toilets and in the industrial sector. This also includes the execution of new constructions and conversions, as well as work with water and compressed air installations.
BEN & COOL GmbH
Buchs Zh · Since 2020
The core activity of Ben & Cool GmbH is the planning, development and implementation of individual solutions in building technology, particularly for cooling and heating ceilings, including installation and plastering work. The company provides comprehensive support and convincing results in this area and works with various providers of ceiling systems, including BASWA and Aquatherm.
Beutler sanitaire - chauffage SA
Yvonand · Since 2012
The core activity of Beutler Sanitaire Chauffage SA is the provision of services in the field of building technology, particularly in the following areas: Heating: installation, maintenance and repair of heating systems Sanitary: repair, maintenance and installation of sanitary facilities, including wastewater and water supply systems Network Water and Gas: repair, maintenance and installation of water and gas pipes Tiling work: laying of tiles and other floor coverings in connection with building technology The company offers these services to private and commercial customers, including architectural firms, public institutions and property management companies.
B+F Haustechnik GmbH
Bern · Since 2022
The core activity of B+F Haustechnik GmbH encompasses the planning, installation, maintenance, and repair of sanitary and heating systems, including the creation of building plans, consulting, service, and maintenance. The activities include, among others: Sanitary work: bathroom renovations, new and reconstruction work, maintenance work, installation of water heaters, heat pumps, and sanitary appliances; Heating work: installation, maintenance, and repair of heating systems, including heat pumps, solar thermal systems, PV-electricity, pellet, wood chip, and oil; Planning and consulting: building planning, consulting in difficult situations, expert opinions, and reporting on technical issues; Service and maintenance: maintenance and service management, functional and visual inspections of sanitary and heating systems, sampling, and creation of technical expert opinions.
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Source: Federal Statistical Office, UID register