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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryArts, Culture & RecreationCultural & Educational OrganizationsWinterthurStiftung Sulzberg
Stiftung Sulzberg Logo
Verified· 4 sourcesTrust Score
Summary

About the company

Villa Sträuli is a cultural center focused on promoting socially relevant culture across all genres. The core activities include: organizing cultural events such as concerts, readings, and performances; promoting contemporary cultural creation through an artist-in-residence program; renting out spaces for private events; operating a bistro; and connecting international guest artists and regional artists with the public. The company is a non-profit organization funded through donations and sponsorships.

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Products & services

Industry:Cultural & Educational Organizations
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4.6/5

Stiftung Sulzberg

✓ Offered5
Cultural programme
Cultural events with concerts, readings, performances, film, dance, music and participatory formats; art space with contemporary art and art mediation.
International residency programme
Tailored residencies with project support, network assistance, presentation opportunities, supervision, technical and curatorial support, and inclusion in the programme and public outreach.
Bistro
Bistro with seasonal menus, daily rotating creations, coffee and lunch; in the summer half-year also with a garden.
Catering
Catering for events with individually tailored creations, provided via the in-house bistro; culinary support for events.
Room rental
Rental of Villa Sträuli for business events, birthdays, weddings, team events and private events; with lounges, bistro, garden, service and technical equipment.
Trust & reputation

ranQ Trust Score of Stiftung Sulzberg: 4.6 out of 5.0

Trust Score4.6/ 5.0

Excellent

x

Data basis 100% · As of October 2026

Stiftung Sulzberg scores 93.0 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.87.724%
  • 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.100.08%
Stiftung Sulzberg scores 91.6 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.82.07%
Stiftung Sulzberg scores 86.7 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).86.722%
Stiftung Sulzberg scores 65.0 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 35.100.04%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.30.04%
Qualifications+0.00

Stiftung Sulzberg reaches a ranQ Trust Score of 4.6 out of 5.0 — rated «Excellent». The rating draws, among other things, on 4.8 out of 5 stars from 98 customer reviews. As of October 2026.

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

Reviews

Aggregated rating

Aggregated rating
4.8
of 5

Aggregated from 98 reviews across all connected sources

Sources
GGoogle4.898
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

November 17, 2025Media
«Es ist mein Traumjob»
winterthurer-zeitung.ch
June 2, 2023Media
Kulturhaus in Winterthur: Hier gibt es Kunst für das tägliche Leben
tagesanzeiger.ch
May 20, 2020Media
Diese zwei Frauen sind die Zukunft der Villa Sträuli
tagesanzeiger.ch
November 12, 2019Media
Die Villa Sträuli steht vor einem Neuanfang
tagesanzeiger.ch

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Location

Museumstrasse 60
8400 Winterthur
Opening hours
Mon
Closed
Tue
10:00 - 17:00
Wed
10:00 - 17:00
Thu
10:00 - 17:00
Fri
10:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Foundation
UID
CHE-110.408.886
Founded
1999 · 27 years
Last commercial register change
March 30, 2026
Employees
21 to 50
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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