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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryPublic Administration & EducationSchoolsRümlingenVerein Sommerau
Verein Sommerau Logo
Verified· 4 sourcesTrust Score
Summary

About the company

Verein Sommerau operates multiple educational and care institutions for children and adolescents, including day special schools, a clinic school and a boarding school. Its services focus on pedagogical, educational and therapeutic support for pupils with behavioral difficulties.

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Products & services

Industry:Schools
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Verein Sommerau

✓ Offered3
Residential school
Long-term socio-educational care, educational support, supported living and socio-educational aftercare for children and young people; as a family-supporting competence centre with a residential primary school programme.
Day special schools
Day special schools TANDEM, MOFA and KOMPASS as well as the clinic school of the child and adolescent psychiatry in Liestal; educational support for children and young people in different settings.
Sommerau Services
Services in the areas of finance, personnel, infrastructure and services for the Sommerau Group.
Trust & reputation

ranQ Trust Score of Verein Sommerau: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 92% · As of October 2026

Verein Sommerau scores 44.8 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.46.424%
  • 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.40.910%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
Verein Sommerau scores 86.5 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%
Verein Sommerau scores 86.7 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).86.722%
Verein Sommerau scores 23.6 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 35.37.14%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.10.04%
Qualifications+0.00

Verein Sommerau reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 3.0 out of 5 stars from 4 customer reviews. The data basis is 92%, 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
3
of 5

Aggregated from 4 reviews across all connected sources

Sources
GGoogle34
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

June 10, 2021Media
Auch in Liestal gibt es neu den Verein Sommerau
bzbasel.ch
December 1, 2020Media
Sommerau plant neues Schulhaus
aargauerzeitung.ch

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Location

Sommerau 41
4444 Rümlingen

At a glance

Legal form
Association
UID
CHE-112.994.159
Founded
2006 · 20 years
Last commercial register change
September 23, 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.
73.0
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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