
Planning, prefabrication and installation of heating, air-conditioning, sanitary, ventilation and industrial systems
Intemann AG
Werkstrasse 13, 9434 Au SG (Headquarters)New on Amplifa
About us
Intemann AG, based in Au in the Swiss Rhine Valley (Canton of St. Gallen), is a specialist in highly efficient energy concepts in the HVAC/sanitary sector. Founded in 1988, the company with around 25 employees plans, prefabricates, installs and maintains building services systems for heating, air-conditioning, sanitary and ventilation as well as industrial systems. A central feature of its services is the 100% prefabrication of building services systems at its site in Vorarlberg, which minimises installation times and downtime on the construction site. Its business areas include industrial systems, commercial, hotel and residential construction as well as ventilation technology, energy resource management and service. Reference projects include what the company describes as the world's most powerful test bench for hydropower turbines in Linz and cleanroom technology projects for the pharmaceutical industry, among others in Mexico. The company implements projects in the DACH region and internationally.
- Site
- Au, Switzerland
- Processes
- Industrial systems construction, Prefabrication of building services systems (100% prefabrication), Installation of heating, sanitary, ventilation and air-conditioning systems, Planning of building services systems for heating, sanitary, ventilation, air conditioning and, Construction of hydropower turbine test benches, Cleanroom technology for the pharmaceutical industry, Energy resource management, Heating
- Materials
- Fans, Piping and duct construction, Cleanroom technology, Turbine test bench
- Founded
- 1988
- Employees
- 25
- Industries
- Industrial systems, Commercial, Hotel, Residential construction, Pharmaceutical industry (cleanroom technology), Hydropower
- 01
Planning of building services systems
- 02
Energy resource management
- 03
Prefabrication (100% at the site)
- 04
Installation and fitting (industrial, commercial, hotel, residential)
- 05
Service and maintenance
Processes and services
Fans
Manufacture and installation of fans for ventilation and industrial systems.
Piping and duct construction
Piping and duct construction as the basis of heating, ventilation and industrial systems.
Cleanroom technology
Cleanroom technology components and systems for the pharmaceutical industry.
Turbine test bench
Construction of test benches for hydropower turbines.
Locations

Au (SG)
CHHeadquarters, planning, prefabrication and installation
Systems and components





Inside the production




Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Industrial systems constructionInstallation | – | – | – | – | – |
| Prefabrication of building services systems (100% prefabrication)Installation | – | – | – | – | – |
| Installation of heating, sanitary, ventilation and air-conditioning systemsInstallation | – | – | – | – | – |
| Planning of building services systems for heating, sanitary, ventilation, air conditioning andEngineering | – | – | – | – | – |
| Construction of hydropower turbine test benchesInstallation | – | – | – | – | – |
| Cleanroom technology for the pharmaceutical industryInstallation | – | – | – | – | – |
| Energy resource managementEngineering | – | – | – | – | – |
Additional services
History
- 1988
Registration of the company on 22.09.1988
- 2009
Rename as HWT-Intemann AG (28.12.2009)
- 2014
Rename to Intemann AG (16.01.2014)
- 2021
Roman Kosec becomes a member of the executive board (06.04.2021)
- 2022
Markus Intemann becomes Chairman of the Board of Directors (19.01.2022)