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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryFinance & InsuranceFiduciary OfficesMuhenRobert Gruber, GRU-BERatungen und Treuhand
Robert Gruber, GRU-BERatungen und Treuhand Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of GRU-BERatungen + Treuhand R. Gruber is the provision of commercial services, particularly the provision of trust services and consulting services for private individuals.

AI-generated
Offering

Products & services

Industry:Fiduciary Offices
✓ Offered3
Advisory and support for financial and administrative matters
Advice and support for financial and administrative matters for private individuals, to take the load off administrative work and organisational concerns.
Handling correspondence and payment transactions
Handling correspondence and processing payments for private individuals, in particular for administrative tasks that require time.
Preparation of tax returns
Preparation of tax returns for private individuals as an administrative fiduciary service.
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4.1/5

Robert Gruber, GRU-BERatungen und Treuhand

Trust & reputation

ranQ Trust Score of Robert Gruber, GRU-BERatungen und Treuhand: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Robert Gruber, GRU-BERatungen und Treuhand 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.
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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%
Robert Gruber, GRU-BERatungen und Treuhand scores 78.5 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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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.55.07%
Robert Gruber, GRU-BERatungen und Treuhand 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%
Robert Gruber, GRU-BERatungen und Treuhand scores 0.3 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 35.0.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Robert Gruber, GRU-BERatungen und Treuhand reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, so the score is backed by part of the criteria. As of October 2026.

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

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Location

Lottenweg 18
5037 Muhen

At a glance

Legal form
Sole proprietorship
UID
CHE-108.302.623
Founded
1998 · 28 years
Last commercial register change
April 9, 1998
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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