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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding MaintenanceElsauGSU Gebäude-Sanierung-Unterhalt, Gubelmann
GSU Gebäude-Sanierung-Unterhalt, Gubelmann Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of GSU Gubelmann Gebäude-Service-Unterhalt is the provision of services in the field of timber construction, building renovation and refurbishment, including specific activities such as carpentry, staircase construction, cellulose fibre insulation, roof window installation (in particular VELUX) as well as the rental of cranes and work platforms.

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Products & services

Industry:Building MaintenanceTimber Construction & Carpentry
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GSU Gebäude-Sanierung-Unterhalt, Gubelmann

✓ Offered5
Timber framing / timber construction
Wood structures for new builds and renovations, work on and on roofs, interior fit-out, restoration, renovation, doors, lightweight partition walls, terraces, kitchens and solid-wood furniture.
Stair construction
Wood staircases, stairway systems, stair railings and handrails; fabrication and refurbishment according to structural and aesthetic requirements.
Insulation with cellulose fibre
Ceiling insulation, insulation of service shafts, renovations and new builds with blown-in cellulose fibres for hard-to-access areas.
Crane and work platform service
Use of a small mobile crane and work platform for roof maintenance, gutter cleaning, painting and cleaning soffits, small repairs to roof or chimney.
Building inspections with thermal imaging camera
Inspection of the building envelope for heat loss with a thermal imaging camera to locate weak points.
Trust & reputation

ranQ Trust Score of GSU Gebäude-Sanierung-Unterhalt, Gubelmann

Trust Score

No score yet

x

A published score requires a data basis of at least 50% and data from at least two criteria groups other than identity. Missing evidence: Review quality, Review volume, Review recency, Media authority

Data basis 54% · As of October 2026

GSU Gebäude-Sanierung-Unterhalt, Gubelmann has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
x
CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
GSU Gebäude-Sanierung-Unterhalt, Gubelmann scores 60.5 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.58.012%
  • 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.55.07%
GSU Gebäude-Sanierung-Unterhalt, Gubelmann scores 83.3 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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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).83.322%
GSU Gebäude-Sanierung-Unterhalt, Gubelmann 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%

The data basis is 54%, below the threshold at which ranQ publishes a score. Evidence is missing for: Review quality, Review volume, Review recency, Media authority. As of October 2026.

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

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Location

Dorfstrasse 7
8352 Elsau

At a glance

Legal form
Sole proprietorship
UID
CHE-379.589.190
Founded
2022 · 4 years
Last commercial register change
October 6, 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.67.06%
  • 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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