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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryFinance & InsuranceFiduciary OfficesWangen B. OltenGrütter Treuhand und Revisions AG
Grütter Treuhand und Revisions AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Grütter Treuhand und Revisions AG provides services in bookkeeping, auditing, tax advisory, VAT, payroll and business consulting. The company also supports business formation, restructuring, succession planning and the management of residential rental properties.

AI-generated
Offering

Products & services

Industry:Fiduciary Offices
✓ Offered9
Bookkeeping
Bookkeeping with periodic data transfer or complete processing in the office; bookkeeping on site on the client PC or using a brought-along laptop.
Annual financial statements
Preparation of annual financial statements and support with checklists for the annual closing.
Auditing office
Audit of annual accounts as an approved auditing office.
VAT consulting
Registration with the ESTV, periodic VAT returns, calculation and booking of private use and benefits in kind, and support during audits.
Tax advisory
Completion of tax returns, review of assessments, tax and retirement planning, representation before tax authorities, and declarations for property gains tax.
Payroll
Employment contracts, pay slips, wage statements, as well as registrations and deregistrations with AHV, pension funds and insurance companies.
Advisory and representation
Company formations, restructuring and restructuring measures, succession planning, and administration of estates.
Property management
Management of rental properties and condominium owner communities (STWEG).
Software consulting and sales Infoniqa ONE 50 / ONE Start
Sales partner for Infoniqa ONE 50 and Infoniqa ONE Start, including offers and consulting on the programs.
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4.0/5

Grütter Treuhand und Revisions AG

Trust & reputation

ranQ Trust Score of Grütter Treuhand und Revisions AG: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

Grütter Treuhand und Revisions AG scores 59.3 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.60.724%
  • 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.40.910%
  • 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.78.08%
Grütter Treuhand und Revisions AG scores 85.5 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.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%
Grütter Treuhand und Revisions AG 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%
Grütter Treuhand und Revisions AG scores 17.1 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 35.17.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Grütter Treuhand und Revisions AG reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 4.0 out of 5 stars from 4 customer reviews. The data basis is 96%, 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.

Reviews

Aggregated rating

Aggregated rating
4
of 5

Aggregated from 4 reviews across all connected sources

Sources
GGoogle44
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Gallusstrasse 5
4612 Wangen B. Olten

At a glance

Legal form
Corporation
UID
CHE-103.538.093
Founded
1991 · 35 years
Last commercial register change
December 17, 2020
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.100.06%
  • 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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