6'598 companies found
Rezzonico Service SA
Baar · Since 2011
Rezzonico Service SA provides design, installation, maintenance and 24-hour assistance for building technical systems, including heating, ventilation/air-conditioning and sanitary systems, and delivers services for swimming pools, wellness/SPA and technical facility management.
Rim Haustechnik GmbH
Wangs · Since 1999
Rim Haustechnik GmbH is a specialist company for heating, sanitary, ventilation and solar technologies. It plans, installs and services heating, plumbing and ventilation systems, installs photovoltaic and solar-thermal systems, and offers installation checks and ongoing maintenance.
Robert & Martin Baumgartner AG
Neudorf · Since 1994
The core activity of R. & M. Baumgartner AG is the planning, installation, maintenance and repair of building technology systems, particularly in the areas of heating, plumbing, ventilation and alternative building technology solutions. The company also offers a free heating analysis and advises customers on the selection and implementation of suitable building technology solutions.
RUSSO & AGMB GmbH
Willisau · Since 2021
The core activity of Russo AGMB is the provision of services in the field of sanitation, heating, ventilation and solar energy, including installations, repairs and maintenance for private households and companies.
Sanitär Aquatechnik AG
Oberwangen B. Bern · Since 2014
The core activity of Sanitär Aquatechnik AG is the provision of services in the field of sanitary technology, particularly in the areas of water installations, bathroom renovations, renovations and repairs. The company offers planning, implementation and maintenance of sanitary and water systems and is involved in the installation, maintenance and repair of sanitary technical systems.
Sanrep GmbH
Kölliken · Since 2020
The core activity of Sanrep GmbH is the installation, renovation and maintenance of sanitary facilities, including bathrooms, showers, kitchens and boiler systems, as well as the supply and installation of sanitary appliances and fittings.
SANTHERM GEBÄUDETECHNIK AG
Olten · Since 1990
SANTHERM GEBÄUDETECHNIK AG provides services in plumbing, heating and controlled residential ventilation. The company operates throughout Switzerland and is part of the Marco Dätwyler Group.
SANTHERM GEBÄUDETECHNIK AG
Zofingen · Since 2016
SANTHERM GEBÄUDETECHNIK AG provides planning and installation services for sanitary systems, heating and controlled residential ventilation. The company combines project engineering and execution of building services and is part of the Marco Dätwyler Gruppe.
S. Baumgartner Sanitär GmbH
Jegenstorf · Since 2017
The company's core activity is the provision of sanitary services.
SEEWERCF Camini SA
Mezzovico · Since 1998
ServiceTech GmbH
Röthenbach Herzogenbuchsee · Since 2000
The core activity of ServiceTech GmbH is the planning, installation, maintenance and repair of building technology systems, particularly in the areas of heating, air conditioning/ventilation, solar thermal energy as well as swimming pool and wellness technology.
S.I.A.B. Sagl
Magliaso · Since 2025
The core business of Schembari Impianti is the installation and servicing of sanitary systems and heating systems. The company also provides services in the field of bathroom design (Arredo Bagno).
TK Kälin Sanitär GmbH
Zurich · Since 1997
The core activity of TK Kälin Sanitär GmbH is the provision of sanitary services, including planning, consulting and execution of sanitary installations and repairs. The company offers comprehensive sanitary services from A to Z and has experienced specialist staff.
Walter Marty AG Heizung - Sanitär
Amsteg · Since 2020
Walter Marty AG Heizung - Sanitär is an installation company for heating and sanitary systems offering planning, installation, repair and maintenance services for heating and sanitary installations. Services include heating renovations and new-build installations, heat pumps, solar systems, boiler maintenance, routine servicing, a 24-hour emergency service and consulting, including a free impulse consultation within the EnergieSchweiz “erneuerbar heizen” program.
Wasser & Wärme GmbH
Gontenschwil · Since 2015
The core activity of Wasser und Wärme GmbH is the planning, installation and maintenance of sanitary, heating and ventilation systems, as well as consulting and planning in the field of energy efficiency for single-family homes, multi-family homes and commercial properties.
Weibel + Sohn AG
Eschenbach Lu · Since 2003
The core activity of Weibel + Sohn AG is the planning, installation, maintenance and repair of sanitary facilities and heating systems for households and new buildings in the Seetal region.
Weiss AG Wassertechnik
Glattbrugg · Since 2022
The core activity of Weiss AG Wassertechnik is technical water treatment, particularly in the field of heating water treatment and maintenance of underfloor heating systems. The company offers services such as heating water treatment, underfloor heating cleaning, and analysis and training. Additionally, it develops and distributes products like Wasserfix, a system for heating water treatment, and offers a comprehensive maintenance package for heating systems.
Wettler Sanitär & Heizung AG
Grabs · Since 1985
Wettler Sanitär & Heizung AG provides building services focused on sanitary and heating systems, including planning, installation, maintenance and repairs. Services include laying cold/warm water and drainage pipes, burner and heating service, installation of oil, gas, solar and heat-pump systems, and supply and installation of sanitary fixtures for private and commercial new builds and renovations.
Wettler Sanitär & Heizung AG
Buchs Sg · Since 1988
Wettler Sanitär & Heizung AG provides building services focused on the design, installation, maintenance and repair of sanitary systems, heating systems and pool technology. Services include renovations and sanitary planning as well as installation and burner service for oil and gas systems, solar and ground‑source systems, air‑to‑water heat pumps, radiators, underfloor heating and controlled ventilation.
WS Haustechnik AG
Oberuzwil · Since 2010
The core activity of WS Haustechnik AG is the provision of services in the field of building technology, particularly in the following areas: sanitary installations, renovations and refurbishments, new constructions, and service and repair services. The company specializes in hotel renovations and bathroom renovations. Additionally, the company operates a sanitary shop where bathroom accessories are sold.
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Source: Federal Statistical Office, UID register