Plumbing & Building Services in
Herisau
21 companies in Plumbing & Building Services based in Herisau — name and year of registration from the commercial register. The list below shows them all.
All 21 companies in Herisau
Brander Sanitär GmbH
Since 2015 · 1–10 empl.4.5(16)
The core activity of Brander Sanitär GmbH is the planning, execution and maintenance of sanitary facilities, particularly in the area of bathrooms and toilets. This includes, among other things: sanitary installations and repairs, bathroom renovations and refurbishments, maintenance and upkeep of sanitary facilities, replacement and repair of fittings and appliances, descaling of boilers and drain cleaning, and emergency call-out services for emergencies such as pipe breaks and acute drain blockages. The company also offers consulting and planning services for the design of bathrooms and sanitary facilities.
Hablützel Gebäudetechnik AG
Since 2018 · 11–20 empl.5.0(6)
Hablützel Gebäudetechnik AG is a building services company providing planning, installation and maintenance for sanitary systems, heating, solar and cooling/ventilation/air‑conditioning. Services include energy consulting, heating renovations, design and installation of photovoltaic and thermal solar systems, battery storage, and ongoing service and project management.
Edwin Keller + Partner AG Herisau
Since 1990 · 1–10 empl.
Edwin Keller + Partner AG Herisau is an independent engineering firm specializing in building services engineering. It provides neutral consulting and design services for sanitary systems, heating, ventilation, air conditioning and refrigeration, sprinkler systems, property drainage and technical coordination.
Schwizer Haustechnik AG
Since 1996 · 1–10 empl.
Schwizer Haustechnik AG provides integrated planning and implementation of projects in sanitary, heating, ventilation, bathroom and interior fittings. Services include bathroom design and renovation, heating and ventilation systems, sanitary and water installations, and maintenance/service for residential and commercial clients.
Gebr. Diener AG
Since 2015 · 11–20 empl.
The core activity of Gebr. Diener AG is water treatment and desalination for single and multi-family homes, particularly solving lime problems and protecting water pipes from corrosion through the use of high-quality products and systems such as DUO-BLOC systems, DIWA-MATIC systems, and corrosion protection systems.
Alder Haustechnik GmbH
Since 2016 · 11–20 empl.4.4(25)
The core activity of Alder Haustechnik GmbH encompasses the installation and construction of building technology systems, particularly in the areas of: Sanitary, Heating, Ventilation, and Pipeline construction. The company thus provides services in the field of building technology, including planning, installation, and maintenance of systems for sanitary facilities, heating systems, ventilation systems, and pipelines.
Duttwyler - Service GmbH
Since 2006 · 1–10 empl.5.0(4)
Duttwyler - Service GmbH provides heating and burner maintenance as well as installation, repair and service contracts for oil, gas, wood/solar and heat pump systems.
Albert Duttwyler-Service
Since 2011 · 1–10 empl.5.0(4)
Albert Duttwyler-Service is a heating services provider offering maintenance, repair and service contracts for heating and burner systems, and providing sales and consulting for heat pumps, solar/wood systems as well as oil and gas heating. The company carries out on-site repairs with equipped service vehicles and operates an emergency service.
C2 Haustechnik GmbH
Since 2020 · 1–10 empl.
The core activity of C2 Haustechnik GmbH is the planning and implementation of building technology solutions, including the installation and maintenance of building technology systems.
Walter Breuss AG
Since 1975 · 1–10 empl.
Ernst Schoch
Since 1997 · 1–10 empl.
Petrillo Spenglerei / Sanitär
Since 2001 · 1–10 empl.
Emil Anderegg, De Laval
Since 2002 · 1–10 empl.
Dörig Planung GmbH
Since 2010 · 1–10 empl.
HYDROTHERM Heizung & Sanitär AG
Since 2016 · 1–10 empl.
ALEA Immoinvest AG
Since 2017 · 1–10 empl.
ABN Immoinvest AG
Since 2017 · 1–10 empl.
Immo Partner EKG AG
Since 2021 · 1–10 empl.
Saniexpert Sarl
Since 2022 · 1–10 empl.
Tifig GmbH
Since 2023 · 1–10 empl.
Heizung und Wasser Enns
Since 2025 · 1–10 empl.
Plumbing & Building Services in Herisau
Plumbing & Building Services in the region
Point size by number of companies per place.
Source: commercial register (Zefix) · as of October 10, 2026
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