Plumbing & Building Services in
Rorschach
10 companies in Plumbing & Building Services based in Rorschach — name and year of registration from the commercial register. The list below shows them all.
All 10 companies in Rorschach
Mayer Haustechnik AG
Since 2003 · 1–10 empl.4.9(41)
The core activity of Mayer Haustechnik AG encompasses the planning, installation and maintenance of sanitary facilities, plumbing, household appliances and bathroom systems. The company also provides consulting services in these areas and operates a retail store where customers can purchase products and services.
DINAG GmbH
Since 2014 · 1–10 empl.
The core activity of DINAG GmbH is the provision of services in the field of building technology.
R. Forster Spenglerei-Sanitär
Since 2018 · 1–10 empl.5.0(4)
R. Forster Spenglerei-Sanitär provides plumbing and sanitary installations, renovation and maintenance services, and carries out sheet-metal work including roof drainage, metal cladding and custom fabrications.
Comoltech Comolli
Since 2023 · 1–10 empl.
The core activity of Comoltech is the planning, design and execution of heating, ventilation and plumbing installations, with a focus on alternative energies such as solar, photovoltaics, heat pumps, geothermal probes, wood and pellets. The company offers consulting, planning and specialized construction management in these areas and implements projects for various building types, including residential buildings, schools, restaurants and industrial buildings.
IDEAL-TECH GmbH
Since 2025 · 1–10 empl.
IDEAL-TECH GmbH provides solutions in the areas of air conditioning, windows and façades. The company carries out the installation and maintenance of split, multi-split and VRF systems, as well as the supply and installation of windows, glass railings and ventilated façades.
Hydro Plus Engineering GmbH
Since 2012 · 1–10 empl.
The core activity of Hydro Plus Engineering GmbH is the planning and realization of sustainable building and energy technology systems, particularly in the field of renewable energies such as heat, power and e-mobility. The company offers individual solutions for residential and commercial properties, including the planning and realization of heating, ventilation, sanitation and energy systems, as well as the integration of photovoltaic and heat pump systems.
Marktplatz Garage GmbH
Since 1996 · 1–10 empl.
App Sanitär-Technik
Since 1997 · 1–10 empl.
KEK Technik GmbH
Since 2022 · 1–10 empl.
ARI Haustechnik GmbH
Since 2022 · 1–10 empl.
Plumbing & Building Services in Rorschach
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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