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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,952 companies indexed · Last updated: today
DirectoryAgriculture & ForestryFarmVionnazPisciculture de Vionnaz SA
Pisciculture de Vionnaz SA Logo
Verified· 4 sourcesTrust Score
Summary

About the company

Pisciculture de Vionnaz SA farms rainbow trout and processes them into fresh and frozen products. It sells trout as well as fish eggs, fry and live fish.

AI-generated
Presence

Service area

Offering

Products & services

Industry:Farm
✓ Offered5
Rainbow trout farming
Rainbow trout farming for sale or processing, with production in Vionnaz, Le Bouveret and Massongex, in several growth stages.
Direct sale of fresh trout
Direct sales in the shop of whole eviscerated trout and fillets of white or salmon-coloured trout, Tuesday to Saturday, with pick-up on site.
Processed trout products
Processed products made from trout, including cold-smoked fillets, fritters, terrines, mousse, bisque, velouté soup and ceviche.
Delivery of live trout
Delivery throughout Switzerland of eggs, fry, fingerlings and rainbow trout with white or salmon-coloured flesh, with oxygenated transport.
Fish farm visits and tasting
Visits for groups from 20 people in the premises, with presentation of the production process and tasting of products.
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4.5/5

Pisciculture de Vionnaz SA

Trust & reputation

ranQ Trust Score of Pisciculture de Vionnaz SA: 4.5 out of 5.0

Trust Score4.5/ 5.0

Excellent

x

Data basis 100% · As of November 2026

Pisciculture de Vionnaz SA scores 89.0 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.82.524%
  • 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.100.010%
  • 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.95.08%
Pisciculture de Vionnaz SA scores 89.3 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.70.07%
Pisciculture de Vionnaz SA scores 88.3 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).88.322%
Pisciculture de Vionnaz SA scores 52.4 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 35.71.44%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.33.34%
Qualifications+0.00

Pisciculture de Vionnaz SA reaches a ranQ Trust Score of 4.5 out of 5.0 — rated «Excellent». The rating draws, among other things, on 4.7 out of 5 stars from 70 customer reviews. As of November 2026.

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

Reviews

Aggregated rating

Aggregated rating
4.7
of 5

Aggregated from 70 reviews across all connected sources

Sources
GGoogle4.770
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

May 17, 2026Media
Vionnaz: immersion chez le plus grand producteur suisse de truites
lenouvelliste.ch
August 7, 2024Media
Vionnaz: la pisciculture va investir 6 millions pour rendre ses techniques d’élevage plus performantes et durables
lenouvelliste.ch

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Location

Route du Simplon 30
1895 Vionnaz
Opening hours
Mon
Closed
Tue
09:00 - 12:00
Wed
09:00 - 12:00
Thu
09:00 - 12:00
Fri
09:00 - 12:00
Sat
09:00 - 12:00
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-106.039.225
Founded
1990 · 36 years
Last commercial register change
September 8, 2022
Employees
11 to 20

Active in 1 of 26 cantons · 1 municipality

  • VSVionnaz
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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