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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,701 companies indexed · Last updated: today
DirectoryAgriculture & ForestryFarm Shops & FarmsBonstettenRotenbirben-Stiftung
Rotenbirben-Stiftung Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of the company 'Rottenbirben' encompasses sustainable agriculture, education, and community building. Specifically, this includes: the cultivation and processing of vegetables, fruits, and berries; the implementation of courses for adults and school classes; the organization of events, concerts, and festivals; the management of a farm shop; the care of bees and the production of bee products; and the promotion of biodiversity and sustainable agriculture. The company is organized as a foundation and is financed through donations, tree sponsorships, and the sale of products.

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Offering

Products & services

Industry:Farm Shops & Farms
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4.2/5

Rotenbirben-Stiftung

✓ Offered4
Vegetable harvest share
Vegetable subscription with a weekly harvest box, seasonal vegetables, help on the field, packing and during action days; term from the end of May to the end of November.
Farm shop (s’Lädeli im Rank)
Farm shop with products of its own and goods from nearby farms; sales from Friday to Saturday in Bonstetten.
Tree sponsorship
Multi-year sponsorship for high-stem trees to maintain the tree orchard and promote cultural landscapes; including the tree sponsors’ celebration, sweet cider and tree labelling.
Educational offerings
Educational offerings for school classes, schoolchildren and adults with garden and themed projects, one-off visits to the farm as well as one-day courses on seasonal topics.
Trust & reputation

ranQ Trust Score of Rotenbirben-Stiftung: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

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Data basis 96% · As of October 2026

Rotenbirben-Stiftung scores 72.2 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.83.324%
  • 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.63.210%
  • 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.50.08%
Rotenbirben-Stiftung scores 82.9 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.86.512%
  • 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%
Rotenbirben-Stiftung 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%
Rotenbirben-Stiftung scores 42.9 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 35.42.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Rotenbirben-Stiftung reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 11 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
5
of 5

Aggregated from 11 reviews across all connected sources

Sources
GGoogle511
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Dorfstrasse 24
8906 Bonstetten

At a glance

Legal form
Foundation
UID
CHE-451.847.351
Founded
2016 · 10 years
Last commercial register change
March 27, 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.
97.0
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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