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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryReal EstateHousing CooperativesWorbWohnbaugenossenschaft Sonnhalde
Wohnbaugenossenschaft Sonnhalde Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The company's core activity is the development and management of a housing cooperative focused on sustainable and community-oriented living forms. This includes the planning and realization of construction projects, the promotion of biodiversity through community gardens, and the organization of events and workshops to promote community and sustainable living.

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Products & services

Industry:Housing Cooperatives
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3.9/5

Wohnbaugenossenschaft Sonnhalde

✓ Offered7
Cooperative apartments
Housing in a cooperatively organised housing association, with apartments on the Sonnhalde site, shared-use spaces and targeted rentals starting in 2029.
Cooperative membership
Membership in the housing cooperative with share certificate A, voting rights at the cooperative’s general meeting and participation in the participatory decision-making process.
Project involvement and participation
Participation in the development process of the housing project via newsletters, workshops, working groups and the joint further development of concepts and questions.
Project financing with share certificates and loans
Financing of the project through share capital A and B as well as long-term loans to cover equity and additional investment costs.
Workshops and events
Workshops, information events and exchange formats for housing and project development, as well as for involving interested cooperative members and neighbours.
Cultural events
Cultural events on the site, including festivals, concerts, film evenings and Bal Folk events.
Community garden
A community-run permaculture garden with a productive garden area, a relaxation space and activities around harvest, biodiversity and shared gardening.
Trust & reputation

ranQ Trust Score of Wohnbaugenossenschaft Sonnhalde: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

Wohnbaugenossenschaft Sonnhalde scores 56.5 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.68.224%
  • 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.17.610%
  • 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%
Wohnbaugenossenschaft Sonnhalde scores 74.2 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.75.012%
  • 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%
Wohnbaugenossenschaft Sonnhalde 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%
Wohnbaugenossenschaft Sonnhalde scores 51.4 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 35.51.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Wohnbaugenossenschaft Sonnhalde reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 1 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 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Vechigenstrasse 29
3076 Worb

At a glance

Legal form
Cooperative
UID
CHE-392.766.376
Founded
2019 · 7 years
Last commercial register change
May 27, 2026
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.97.06%
  • 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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