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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint742,806 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding ConstructionHöriGassmann AG
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Verified· 3 sources

Gassmann AG

Summary

About the company

Gassmann AG is a construction company that executes new-build, conversion and renovation projects. Its services include residential, industrial and commercial new construction, conversions and refurbishments, plastering and drywall work, concrete cutting/drilling and specialty tasks such as bonded reinforcements (CFK/carbon-fibre or steel) and fire-stopping.

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Products & services

Industry:Building Construction
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New builds
New builds for multi-family homes, single-family homes, industrial and commercial construction, as well as wastewater treatment plants, water reservoirs and exposed concrete work.
Conversion and renovation
Conversions and renovations for interior conversions, extensions, office fit-outs, hospital fit-outs, bathroom refurbishments, kitchen conversions, balcony extensions and perimeter walls.
Renovations and plastering work
Renovations and plastering work with conventional and historic plasters, horizontal barriers, crack repairs, waterproofing, sealing slurry coats and injections.
Gypsum and drywall construction
Gypsum and drywall construction with linings, suspended ceilings, lightweight partition walls and white rendering.
Mould remediation
Mould damage in indoor areas, in particular the treatment and remediation of affected interior areas.
Reviews

Aggregated rating

Aggregated rating
4.4
of 5

Aggregated from 8 reviews across all connected sources

Sources
GGoogle4.48
★TrustpilotSoon
PProvenExpertSoon

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Location

Alte Kaiserstuhlerstrasse 6
8181 Höri
Opening hours
Mon
07:30 - 12:00, 13:00 - 17:00
Tue
07:30 - 12:00, 13:00 - 17:00
Wed
07:30 - 12:00, 13:00 - 17:00
Thu
07:30 - 12:00, 13:00 - 17:00
Fri
07:30 - 12:00, 13:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-114.371.466
Founded
2008 · 18 years
Last commercial register change
July 9, 2026
Employees
21 to 50

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