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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,952 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding contractorHeidenGebag AG
Gebag AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Gebag AG is a general contractor for construction services and project planning, providing consultation, planning, site management, and new-build, renovation and conversion works. Its services also include bathroom fitting, demolition and waste disposal, solar installations, and offerings related to properties.

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Service area

Offering

Products & services

Industry:Building contractor
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3.9/5

Gebag AG

General contractor
✓ Offered6
General contractor
Advisory, planning, construction management and execution of new-build projects, conversions and renovations; coordination of contractors and tradespeople, schedule, cost and quality control.
Total contractor
Complete project responsibility for building projects with external architecture and internal planners and engineers; from the initial idea to the details, on request for a fixed price.
Construction planning
Complete planning of construction projects with external architects as well as an experienced team of planners and engineers; from the initial idea to the details.
Construction management
Coordination and organisation of all contractors and tradespeople, supervision of the building project and ensuring quality, cost and deadlines up to handover of the keys.
New construction
Execution of new-build projects with regional partners; support for the client, handover of a move-in-ready building and consideration of individual wishes.
Build at a fixed price
New-build projects at a fixed price and by the agreed date for increased planning certainty.
Trust & reputation

ranQ Trust Score of Gebag AG: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of November 2026

Gebag AG scores 49.8 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.68.224%
  • 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.17.610%
  • 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.35.08%
Gebag AG scores 89.3 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.100.012%
  • 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.70.07%
Gebag 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%
Gebag AG scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Gebag AG reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 1 customer reviews. The data basis is 96%, so the score is backed by part of the criteria. As of November 2026.

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

Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Thalerstrasse 4
9410 Heiden
Opening hours
Mon
08:00 - 18:00
Tue
08:00 - 18:00
Wed
08:00 - 18:00
Thu
08:00 - 18:00
Fri
08:00 - 18:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-101.286.265
Founded
1977 · 49 years
Last commercial register change
July 28, 2009
Employees
11 to 20

Active in 1 of 26 cantons

  • ARAppenzell Outer Rhodes
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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