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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryAgriculture & ForestryViticultureChardonneGianni Bernasconi
Gianni Bernasconi Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Gianni Bernasconi is the production and sale of wine, particularly wines from the Lavaux region in Switzerland. The company operates a vineyard and a tasting and sales facility in Chardonne, where customers can sample and purchase the various wines.

AI-generated
Offering

Products & services

Industry:Viticulture
✓ Offered4
Estate wines
White wines, red wines and other wines from the Lavaux terroir, with chasselas, pinot blanc, sauvignon, gamay, gamaret, garanoir, merlot and sparkling or rosé wines.
Wine tasting
Tastings of 3 to 5 wines, with choice advice and discovery of the range on site in the tasting-sales area in Chardonne.
Rental of the tasting room
Rental of a room with lake view, capacity for 30 people, for meetings, meals, assemblies, family celebrations, anniversaries and tastings.
Tasting packages with accompaniments
Tasting packages with bread, cheese, sausage and, depending on the package, a bottle offered; the room is included in the service.
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4.2/5

Gianni Bernasconi

Trust & reputation

ranQ Trust Score of Gianni Bernasconi: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Gianni Bernasconi scores 73.6 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.80.024%
  • 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.61.010%
  • 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.70.08%
Gianni Bernasconi 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%
Gianni Bernasconi 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%
Gianni Bernasconi scores 62.9 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 35.62.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Gianni Bernasconi reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.9 out of 5 stars from 10 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
4.9
of 5

Aggregated from 10 reviews across all connected sources

Sources
GGoogle4.910
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Route du Vignoble 28
1803 Chardonne
Opening hours
Mon
08:00 - 18:00
Tue
08:00 - 18:00
Wed
08:00 - 18:00
Thu
08:00 - 18:00
Fri
08:00 - 18:00
Sat
08:00 - 12:00
Sun
Closed

At a glance

Legal form
Sole proprietorship
UID
CHE-112.893.624
Founded
2009 · 17 years
Last commercial register change
December 11, 2015
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.
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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