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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryFinance & InsuranceFiduciary OfficesLausanneGuédon Fiduciaire SA
Guédon Fiduciaire SA Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Guédon Fiduciaire SA provides fiduciary services to companies as well as private clients and families. Its services include bookkeeping, payroll and HR administration, tax return preparation and representation before authorities, together with financial, tax and succession planning and business advisory services.

AI-generated
Offering

Products & services

Industry:Fiduciary Offices
✓ Offered6
Accounting & Administration
Maintaining accounting records and supporting the year-end close, comprehensive payroll and social security contributions management, HR administration, supplier invoices and liaising with public authorities.
Strategic advice
Support for launching new businesses, accompanying start-ups, budgets and business plans, analyses of profitability and cash flows, external financial management or on an interim basis.
Financial, tax and financial reporting information
Set-up of IT-based management tools, dashboards, internal control, management accounting and business valuation, with occasional mandates or mandates for a defined period.
Tax expertise
Support for tax matters, preparation of tax returns, representation before the tax authorities and estate administration.
Estate and executor mandates
Guidance for estates and executor mandates, including analysis of the situation, prevention of disputes and proposals for solutions.
Asset planning
Analysis and long-term asset planning to protect wealth and develop its potential.
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4.0/5

Guédon Fiduciaire SA

Trust & reputation

ranQ Trust Score of Guédon Fiduciaire SA: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

Guédon Fiduciaire SA scores 62.2 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
x
CriterionValueWeight
  • Review quality: The average rating across all connected sources, smoothed against the industry mean. So 5.0 stars from three reviews do not outrank 4.7 from three hundred.45.024%
  • Review volume: The number of reviews across all sources. The scale is logarithmic: the first reviews count the most, and the maximum is reached at 50 reviews.77.410%
  • Review recency: The age of the most recent review. Two-year-old reviews deliberately sit in the middle, because that is normal for Swiss SMEs. Only after three years without a new voice does the value drop markedly.95.08%
Guédon Fiduciaire SA scores 80.4 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.79.212%
  • 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.70.07%
Guédon Fiduciaire SA 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%
Guédon Fiduciaire SA scores 17.1 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 35.17.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Guédon Fiduciaire SA reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 3.7 out of 5 stars from 20 customer reviews. The data basis is 96%, 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.

Reviews

Aggregated rating

Aggregated rating
3.7
of 5

Aggregated from 20 reviews across all connected sources

Sources
GGoogle3.720
★TrustpilotSoon
PProvenExpertSoon

Further sources are added continuously and factored into the ranQ Rating.

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Location

Rue Beau-Séjour 10
1003 Lausanne
Opening hours
Mon
08:30 - 16:30
Tue
08:30 - 16:30
Wed
08:30 - 16:30
Thu
08:30 - 16:30
Fri
08:00 - 14:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-159.667.271
Founded
2018 · 8 years
Last commercial register change
February 2, 2026
Employees
11 to 20
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.
100.0
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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