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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryFinance & InsuranceFiduciary OfficesWorblaufenSiegenthaler Revision AG
Siegenthaler Revision AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Siegenthaler Revision AG provides audit, fiduciary and tax services, performing limited and statutory audits under the Swiss Code of Obligations and audits under Swiss GAAP FER. Services include bookkeeping, payroll and VAT administration, tax filings and reviews, company valuations and advisory support for company formation, restructuring and succession; certain social insurance audits are carried out via the sister company Capol, Siegenthaler & Partner AG.

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Products & services

Industry:Fiduciary Offices
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4.2/5

Siegenthaler Revision AG

8
Financial auditing
Limited and ordinary audits under the Swiss Code of Obligations (OR), audit of financial statements according to Swiss GAAP FER, audits of company foundations, changes in capital, special audits, and audits of foundations, associations, and notary firms.
Trust services
Accounting for SMEs, preparation of annual financial statements, payroll accounting including social insurance, VAT returns and review of tax assessments.
Tax advisory
Tax declarations for businesses and individuals as well as review of tax assessments.
Business valuation
Business valuations as part of the other services.
Company formation
Support for company formations and audits of the formation.
Succession planning
Guidance with business succession planning.
Business plan consulting
Support with business plans and business-economic planning.
Business-economics expert reports
Preparation of business-economics expert reports for companies and organisations.
Trust & reputation

ranQ Trust Score of Siegenthaler Revision AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Siegenthaler Revision AG scores 68.3 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.73.124%
  • 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.35.310%
  • 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.95.08%
Siegenthaler Revision AG scores 87.1 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%
Siegenthaler Revision 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%
Siegenthaler Revision AG scores 31.4 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 35.31.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Siegenthaler Revision AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 3 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
5
of 5

Aggregated from 3 reviews across all connected sources

Sources
GGoogle53
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Worblaufenstrasse 139
3048 Worblaufen
Opening hours
Mon
08:00 - 12:00, 13:00 - 17:00
Tue
08:00 - 12:00, 13:00 - 17:00
Wed
08:00 - 12:00, 13:00 - 17:00
Thu
08:00 - 12:00, 13:00 - 17:00
Fri
08:00 - 12:00, 13:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-111.733.828
Founded
2004 · 22 years
Last commercial register change
February 3, 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.
100.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.85.03%
    • Full methodology

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