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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,952 companies indexed · Last updated: today
DirectoryFinance & InsuranceAccountantUsterZahlenwerkstatt U. Willimann
Zahlenwerkstatt U. Willimann Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Zahlenwerkstatt U. Willimann provides fiduciary services for businesses and individuals. Its services include accounting, payroll administration, tax advice, auditing and property management, as well as advice on business succession, personal provision and estates.

AI-generated
Presence

Service area

Offering

Products & services

Industry:Accountant
✓ Offered7
Bookkeeping
Financial accounting, accounts receivable and accounts payable management, cost center accounting, budget preparation, key figures, VAT reporting and annual financial statements.
Payroll administration
Payroll accounting, personnel master data, monthly payroll statements, salary certificates, AVS, accident and sickness daily allowance declarations, as well as withholding tax and pension fund reporting.
Taxes
Tax returns for private individuals, sole proprietors, public limited companies, GmbHs, cooperatives and associations; extensions of deadlines, objections, advice and representation in tax proceedings.
Audit
Statutory financial audits for companies with up to 250 employees, review of share capital increase and contribution-in-kind reports, as well as independent audit of financial statements.
Property management
Property management, administrative tasks as required, collections from condominium owners and tenants, bookkeeping, transparent financial statements and chairing meetings.
Fiduciary services for companies
Set-up of companies, associations and foundations, formation documents, contribution-in-kind agreements, articles of association, as well as advice on conversions, restructurings, mergers, liquidations and succession planning.
Fiduciary services for private individuals
Retirement planning, estate planning advice, execution of wills, representation of heirs, advice on inheritance advances and gifts, as well as advance directives on care, patient directives, wills and inheritance agreements.
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4.1/5

Zahlenwerkstatt U. Willimann

Trust & reputation

ranQ Trust Score of Zahlenwerkstatt U. Willimann: 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.

Zahlenwerkstatt U. Willimann 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.
x
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%
Zahlenwerkstatt U. Willimann scores 78.5 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%
Zahlenwerkstatt U. Willimann scores 85.0 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).85.022%
Zahlenwerkstatt U. Willimann scores 5.4 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 35.5.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Zahlenwerkstatt U. Willimann 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

Bankstrasse 36
8610 Uster

At a glance

Legal form
Sole proprietorship
UID
CHE-112.516.819
Founded
2005 · 21 years
Last commercial register change
December 20, 2022
Employees
1 to 10

Active in 1 of 26 cantons

  • ZHZurich
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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