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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint747,212 companies indexed · Last updated: today
DirectoryFinance & InsuranceFinancial advisorSeonWilliam Diana Consulting
William Diana Consulting Logo
Verified· 2 sourcesTrust Score
Summary

About the company

William Diana Consulting provides independent financial and insurance advice to private individuals. Its services cover insurance reviews, retirement and pension planning, tax matters, wealth building and property financing.

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Service area

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Products & services

Industry:Financial advisorMortgage consulting
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William Diana Consulting

✓ Offered6
Financial advice
Personal financial advice for private individuals, including insurance optimisation, retirement and pension provision, taxes, wealth building and real estate financing.
Insurance advice
Insurance optimisation for private individuals, tailored to individual needs and aimed at better coverage.
Retirement and pension planning
Retirement and pension provision for private individuals, including planning for later protection and preparing for the financial future.
Tax advice
Taxes and tax returns for private individuals, focusing on optimising the tax situation.
Wealth building
Wealth building for private individuals, as part of personal financial planning and long-term wealth development.
Real estate financing
Real estate financing and mortgage advice for private individuals when buying owner-occupied property or other real estate.
Trust & reputation

ranQ Trust Score of William Diana Consulting

Trust Score

No score yet

x

A published score requires a data basis of at least 50% and data from at least two criteria groups other than identity. Missing evidence: Review quality, Review volume, Review recency, Media authority

Data basis 54% · As of November 2026

William Diana Consulting 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%
William Diana Consulting 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%
William Diana Consulting 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%
William Diana Consulting scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%

The data basis is 54%, below the threshold at which ranQ publishes a score. Evidence is missing for: Review quality, Review volume, Review recency, Media authority. As of November 2026.

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

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Location

Birren 10a
5703 Seon

At a glance

Legal form
Sole proprietorship
UID
CHE-112.796.501
Founded
2006 · 20 years
Last commercial register change
February 23, 2021
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • AGSeon
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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