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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,952 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumberRothenthurmGrab Haustechnik
Grab Haustechnik Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Grab Haustechnik provides plumbing and building-services work. Its services include installations, boiler maintenance and descaling, performance measurements, repairs and replacement of existing systems, drain unclogging and emergency call-outs.

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Presence

Service area

Offering

Products & services

Industry:Plumber
✓ Offered5
Sanitary installations
Sanitary installations in the building, everything that comes into contact with water; inspection of building services, performance measurements on installations, repairs and replacement of existing systems.
Boiler maintenance and descaling
Regular maintenance and descaling for your boiler, including inspection of building services and preventive maintenance work.
Repairs and replacement of systems
Repairs and replacement of existing systems in the sanitary and building services sector, including restoration in case of defects and replacement of components.
Drain unblocking
Drain unblocking for blocked pipes and drains in the sanitary sector, as part of repair and emergency call-outs.
Emergency service
Emergencies in the sanitary and building services sector, with prompt help for urgent faults and breakdowns.
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Grab Haustechnik

Trust & reputation

ranQ Trust Score of Grab Haustechnik

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 November 2026

Grab Haustechnik 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%
Grab Haustechnik scores 67.8 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.75.012%
  • 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%
Grab Haustechnik scores 85.0 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).85.022%
Grab Haustechnik 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 November 2026.

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

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Location

Hier entsteht die Karte
Halten
6418 Rothenthurm

At a glance

Legal form
Sole proprietorship
UID
CHE-241.793.965
Founded
2019 · 7 years
Last commercial register change
October 24, 2019
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • SZRothenthurm
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.
67.0
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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