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DirectoryPublic Administration & EducationContinuing education providerAarauILS-Aarau GmbH
ILS-Aarau GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

ILS-Aarau GmbH operates a language school offering private and group courses in numerous languages for adults and children, as well as courses for companies. It also provides language examinations and exam preparation.

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Service area

Offering

Products & services

Industry:Continuing education provider
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4.5/5

ILS-Aarau GmbH

✓ Offered6
Language courses
Language courses in German, English, French, Italian, Spanish and other languages; offered as group classes, private lessons, intensive, evening and Saturday courses.
Exam preparation
Preparation courses for language certificates such as telc, Goethe, IELTS, Cambridge, DELF/DALF, ÖSD, SDS, Linguaskill and TOEFL; also available as crash courses.
Language exams and certificates
Conducting language exams such as telc, fide-Test, ÖSD, SDS, Oxford Test of English, DELE, CELI, CILS and telc Pflege.
In-company courses
Tailor-made language courses for companies in German, English, French, Italian, Spanish and other languages, including quotation request.
Conversation courses
Free conversation courses for speaking and practising in German, English and French.
Children’s and youth language courses
Language courses for children and young people in German, English, French and other languages, as well as holiday language courses and language camps.
Trust & reputation

ranQ Trust Score of ILS-Aarau GmbH: 4.5 out of 5.0

Trust Score4.5/ 5.0

Excellent

x

Data basis 96% · As of November 2026

ILS-Aarau GmbH scores 93.9 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.89.424%
  • 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.100.08%
ILS-Aarau GmbH scores 76.9 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.70.212%
  • 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%
ILS-Aarau GmbH 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%
ILS-Aarau GmbH scores 71.4 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 35.71.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

ILS-Aarau GmbH reaches a ranQ Trust Score of 4.5 out of 5.0 — rated «Excellent». The rating draws, among other things, on 4.8 out of 5 stars from 390 customer reviews. The data basis is 96%, so the score is backed by part of the criteria. As of November 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 390 reviews across all connected sources

Sources
GGoogle4.8390
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Rain 6
5000 Aarau
Opening hours
Mon
08:30 - 19:15
Tue
08:30 - 19:15
Wed
08:30 - 19:15
Thu
08:30 - 19:15
Fri
08:30 - 18:00
Sat
08:30 - 13:00
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-145.917.970
Founded
2020 · 6 years
Last commercial register change
September 2, 2020
Employees
21 to 50

Active in 1 of 26 cantons · 1 municipality

  • AGAarau
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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