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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryFinance & InsuranceFiduciary OfficesBösingenA. Mosimann + Partner Treuhand GmbH
A. Mosimann + Partner Treuhand GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

A. Mosimann + Partner Treuhand GmbH provides fiduciary and accounting services for private individuals and businesses, including bookkeeping, annual financial statements, payroll and personnel administration, and tax services. The firm also assists with start-ups, changes of legal form and business consulting such as succession planning and acquisition reviews.

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Products & services

Industry:Fiduciary Offices
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3.8/5

A. Mosimann + Partner Treuhand GmbH

✓ Offered6
Bookkeeping and annual financial statements
Bookkeeping, annual financial statements and supporting services as required.
Personnel administration
Personnel administration including preparation of the payment file and correct settlement of social insurance contributions.
Tax services
Tax returns for individuals and companies, as well as tax consulting with involvement of additional tax experts in complex cases.
Self-employment / new start-up
Support during formation as a sole proprietorship, GmbH or public limited company, with professional guidance.
Company name change / change of legal form
Support with the company name change and the change of legal form to a GmbH or public limited company.
Business consulting
Business consulting for acquisitions and succession arrangements.
Trust & reputation

ranQ Trust Score of A. Mosimann + Partner Treuhand GmbH: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

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Data basis 54% · As of October 2026

A. Mosimann + Partner Treuhand 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%
A. Mosimann + Partner Treuhand GmbH scores 57.1 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.39.612%
  • 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%
A. Mosimann + Partner Treuhand GmbH scores 83.3 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).83.322%
A. Mosimann + Partner Treuhand GmbH scores 17.1 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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

A. Mosimann + Partner Treuhand GmbH reaches a ranQ Trust Score of 3.8 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 October 2026.

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

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Location

Chrüzhubel 11
3178 Bösingen

At a glance

Legal form
Limited Liability Company
UID
CHE-191.602.191
Founded
2024 · 2 years
Last commercial register change
January 26, 2024
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.88.06%
  • 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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