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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryTourism & HospitalityRestaurantsJonaRistorante Grünfeld GmbH
Ristorante Grünfeld GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Ristorante Grünfeld is the hospitality and catering of guests in a restaurant, particularly in the area of food and beverages, with a daily offer of lunch and dinner in a winter garden overlooking tennis courts.

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Offering

Products & services

Industry:Restaurants
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3.9/5

Ristorante Grünfeld GmbH

4
Restaurant operation
Restaurant with daily opening, a winter garden and a view of the tennis courts; meals at Sportcenter Grünfeld in Jona.
Lunch menu
Four lunch menus with a daily lunch offering, complemented by starters, drinks and changing lunch dishes.
À-la-carte offer
À-la-carte dishes at any time with starters, pizza, pasta/pasta dishes, meat, fish and children's menus.
Table reservation
Online table reservation with a form for date, time, number of people and message; short-notice reservations by telephone.
Trust & reputation

ranQ Trust Score of Ristorante Grünfeld GmbH: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

Ristorante Grünfeld GmbH scores 75.1 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.60.424%
  • 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.88.08%
Ristorante Grünfeld GmbH scores 57.1 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.39.612%
  • 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%
Ristorante Grünfeld 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%
Ristorante Grünfeld GmbH scores 17.1 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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

Ristorante Grünfeld GmbH reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 4.2 out of 5 stars from 105 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
4.2
of 5

Aggregated from 105 reviews across all connected sources

Sources
GGoogle4.2105
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Grünfeldstrasse 20
8645 Jona
Opening hours
Mon
08:00 - 22:00
Tue
08:00 - 22:00
Wed
08:00 - 22:00
Thu
Closed
Fri
Closed
Sat
08:00 - 22:00
Sun
08:00 - 22:00

At a glance

Legal form
Limited Liability Company
UID
CHE-455.657.039
Founded
2024 · 2 years
Last commercial register change
April 4, 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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