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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,904 companies indexed · Last updated: today
DirectoryFinance & InsuranceAccountantSirnachHelene Mayer Treuhand
Helene Mayer Treuhand Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Helene Mayer Treuhand provides fiduciary services to businesses and private individuals. Its services include accounting and financial administration, payroll and social insurance, tax advice, and support with company formation and succession planning.

AI-generated
Presence

Service area

Offering

Products & services

Industry:Accountant
✓ Offered5
Finance and accounting
Bookkeeping, finance and accounting for businesses and SMEs; ongoing accounting administration and administrative support in the numbers area.
Personnel administration
Employment contracts, payroll administration and social insurance; support in personnel administration and with the associated formalities.
Tax consulting
Tax returns for individuals and legal entities, objection procedures, negotiations with tax authorities and VAT reporting.
Start-up and SME consulting
Support for becoming self-employed, choice of legal form, location assessments and succession arrangements for companies and SMEs.
Trustee consulting for social cases
Trust-based support with limited financial resources; together, workable solutions are sought.
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4.1/5

Helene Mayer Treuhand

Trust & reputation

ranQ Trust Score of Helene Mayer Treuhand: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of November 2026

Helene Mayer Treuhand scores 66.9 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.88.08%
Helene Mayer Treuhand scores 76.4 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.95.212%
  • 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%
Helene Mayer Treuhand scores 86.7 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).86.722%
Helene Mayer Treuhand scores 34.3 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 35.34.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Helene Mayer Treuhand reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «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 November 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

Wilerstrasse 15
8370 Sirnach

At a glance

Legal form
Sole proprietorship
UID
CHE-404.219.798
Founded
2013 · 13 years
Last commercial register change
January 29, 2024
Employees
1 to 10

Active in 1 of 26 cantons

  • TGThurgau
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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