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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint747,212 companies indexed · Last updated: today
DirectoryFinance & InsuranceAuditorPfäffikon SzTreuhand Willi GmbH
Treuhand Willi GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Treuhand Willi GmbH advises individuals and businesses on tax matters, finance and accounting. Its services include bookkeeping, payroll, controlling, financial and pension planning, estate planning and limited audits.

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Products & services

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4.1/5

Treuhand Willi GmbH

✓ Offered7
Financial management and accounting
Maintaining accounts, receivables, payables and payroll accounting, annual financial statements, short-term profit and loss statements, controlling and reporting, payment transactions, invoicing, payroll statements and social insurance.
Tax advisory
Completion of tax returns, tax optimisation and tax planning, VAT reporting, and capital gains tax on real estate for businesses and individuals.
Restructuring and succession planning
Incorporations, mergers, demergers, transfers of assets, business valuations, M&A advisory, financing and investment advisory, and succession arrangements.
Audit / statutory audit
Limited audit for companies.
Advisory on personal provision
Advance personal provision mandate, advance care directive, as well as financial planning and optimisation of personal provision for individuals.
Estate planning
Advice on inheritance-law measures, drafting proposals for the division of the estate and executorship.
Support for individuals
Organisation and monitoring of payment transactions as well as filing organisation for individuals.
Trust & reputation

ranQ Trust Score of Treuhand Willi GmbH: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of November 2026

Without public customer reviews the score stays capped.

Treuhand Willi GmbH 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%
Treuhand Willi GmbH scores 84.6 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%
Treuhand Willi GmbH 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%
Treuhand Willi GmbH scores 1.4 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 35.1.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Treuhand Willi GmbH 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 November 2026.

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

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Location

Etzelstrasse 57
8808 Pfäffikon Sz

At a glance

Legal form
Limited Liability Company
UID
CHE-110.031.505
Founded
2003 · 23 years
Last commercial register change
August 4, 2014
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • SZFreienbach
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.
88.0
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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