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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryFinance & InsuranceHolding CompaniesHöriGassmann Holding AG
Gassmann Holding AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

Gassmann Holding AG is a construction company carrying out building projects including new residential, commercial and industrial buildings as well as public works. Its services include conversions and renovations, concrete repair, gypsum and drywall work, waterproofing and specialist tasks such as concrete cutting and drilling and mold remediation.

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Products & services

Industry:Holding Companies
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4.1/5

Gassmann Holding AG

✓ Offered6
New-build construction
New-build construction for multi-family houses, single-family houses, industrial buildings, commercial buildings, wastewater treatment plants and water reservoirs; exposed concrete and coloured exposed concrete.
Conversion and renovation
Conversion and renovation of interior conversions, extensions, office conversions, hospital conversions, bathroom refurbishments, kitchen conversions, balcony extensions and perimeter walls; concrete restoration, basement waterproofing and sandblasting.
Renovation and plastering work
Renovations and plastering work with conventional and historical plasters, horizontal barriers, crack repairs, sealing slurries, waterproofing and injections.
Drywall and plasterboard construction
Drywall and plasterboard construction with claddings, suspended ceilings, lightweight partition walls and white plaster.
Mould remediation
Mould damage in interior spaces, in particular the remediation and treatment of mould infestations.
Specialist works
Specialist works with bonded reinforcements, CFRP laminates, steel laminates and special reinforcements, as well as fire-stopping for cable ducts, openings and beam claddings.
Trust & reputation

ranQ Trust Score of Gassmann Holding AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 100% · As of October 2026

Gassmann Holding AG scores 65.0 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
x
CriterionValueWeight
  • Review quality: The average rating across all connected sources, smoothed against the industry mean. So 5.0 stars from three reviews do not outrank 4.7 from three hundred.67.224%
  • Review volume: The number of reviews across all sources. The scale is logarithmic: the first reviews count the most, and the maximum is reached at 50 reviews.55.910%
  • Review recency: The age of the most recent review. Two-year-old reviews deliberately sit in the middle, because that is normal for Swiss SMEs. Only after three years without a new voice does the value drop markedly.70.08%
Gassmann Holding AG scores 79.8 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
x
CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.86.512%
  • Company size: The headcount band, researched by ranQ or stated by the company. It is scored in steps rather than by head count, because the data only provides bands.55.07%
Gassmann Holding AG scores 86.7 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
x
CriterionValueWeight
  • Verification: Official register entry (commercial register with UID or professional-body record, 55 points), confirmed domain (20 points) and confirmed ranQ profile (up to 25 points, depending on completeness).86.722%
Gassmann Holding AG scores 52.7 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
x
CriterionValueWeight
  • Website authority: Ahrefs' Domain Rating measures, on a scale of 0 to 100, how strongly a website is linked from other websites. For Swiss SMEs the range up to 40 is typical; the maximum is reached at 35.68.64%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.36.74%
Qualifications+0.00

Gassmann Holding AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 4.4 out of 5 stars from 8 customer reviews. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
4.4
of 5

Aggregated from 8 reviews across all connected sources

Sources
GGoogle4.48
★TrustpilotSoon
PProvenExpertSoon

Further sources are added continuously and factored into the ranQ Rating.

Press

Media

September 25, 2025Media
CH Media: Bieler Gassmann-Gruppe kauft TeleBärn und Radio Bern1
persoenlich.com
September 22, 2025Media
Gassmann Media: Bieler Verlag zieht sich aus dem Jura zurück
persoenlich.com
September 22, 2025Media
Verkauf zweier Traditionsmarken: Gassmann Media trennt sich vom «Journal du Jura» und von Radio RJB
bernerzeitung.ch
May 1, 2023Media
Stefan Niedermaier: «Das unternehmerische Feuer hat sofort gebrannt»
kleinreport.ch

Knowledge

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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-291.799.792
Founded
2016 · 10 years
Last commercial register change
February 16, 2026
Employees
1 to 10
Legal form: Graded by liability and disclosure. The weight is kept small: a sole proprietorship is not a dubious company, it is just liable differently.
100.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
    • Full methodology

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