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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryFinance & InsuranceFinancial ServicesSionDocumenta Sion Gmbh
Documenta Sion Gmbh Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Documenta-Sion GmbH is the independent and transparent analysis and consulting of customers in the areas of financial planning, tax optimization, tax-free self-disclosure and relocation of domicile or residence. The company offers individual solutions for the financial situation of its customers and supports them in optimizing their financial planning and control.

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Offering

Products & services

Industry:Financial Services
✓ Offered4
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4.1/5

Documenta Sion Gmbh

Financial planning and retirement
Financial planning for short-, mid- or long-term projects and for retirement; modelling over about 15 years, analysis of annuity or lump sum, calculation of retirement income.
Tax optimisation
Study to optimise your income and reduce your tax burden; advice to improve your overall financial situation and tailor tax treatment to personal projects.
Tax domiciliation
Analysis of the suitability of a tax domiciliation in Switzerland, administrative support, conditions linked to financial means, basic health insurance and an address.
Spontaneous disclosure
Support for a non-punishable spontaneous disclosure, regularisation of your tax situation, declaration of undeclared income and assets, collaboration with the tax authority.
Trust & reputation

ranQ Trust Score of Documenta Sion Gmbh: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Documenta Sion 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%
Documenta Sion Gmbh scores 83.0 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.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%
Documenta Sion Gmbh 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%
Documenta Sion Gmbh scores 10.6 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 35.10.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Documenta Sion 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 October 2026.

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

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Location

Avenue du Petit-Chasseur 15
1950 Sion

At a glance

Legal form
Limited Liability Company
UID
CHE-108.797.609
Founded
1993 · 33 years
Last commercial register change
August 13, 2025
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.
88.0
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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