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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint742,805 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumbing & Building ServicesAppenzellIvo Fässler AG
Ivo Fässler AG Logo
Verified· 3 sources

Ivo Fässler AG

Summary

About the company

The core activity of Ivo Fässler AG is the provision of building technology services, particularly in the areas of: sanitary installations, heating installations, plumbing work, ventilation systems, and lightning protection systems. The company offers these services as a full-service provider, from consulting and planning to execution and maintenance.

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Offering

Products & services

Industry:Plumbing & Building Services
✓ Offered6
Sanitary installations
In-house water supply, potable water and wastewater pipes, new builds and refurbishments, rainwater use, water softening systems, UV disinfection, Grander water, as well as pipe cleaning and repairs.
Heating system installations
Advisory, planning, installation, maintenance and repair of heating systems; heat pumps, wood-fired heating systems, oil and gas heating, solar installations, heat distribution and boiler replacement.
Sheet metal work
General sheet metal work, gutters and downpipes, sheet metal for flat and pitched roofs, chimney surrounds, roof dormers, façade cladding, window frames and metal roofs.
Lightning protection systems
Design, installation and inspection of lightning protection systems for buildings of all types and sizes.
Ventilation systems
Consulting, planning and implementation of ventilation solutions for commercial buildings, single- and multi-family homes, fumoirs and underground car parks; central and decentralised systems.
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Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 7 reviews across all connected sources

Sources
GGoogle57
★TrustpilotSoon
PProvenExpertSoon

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Location

Kaustrasse 9
9050 Appenzell
Opening hours
Mon
07:15 - 17:30
Tue
07:15 - 17:30
Wed
07:15 - 17:30
Thu
07:15 - 17:30
Fri
07:15 - 16:15
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-107.142.475
Founded
1973 · 53 years
Last commercial register change
June 2, 2026
Employees
11 to 20

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