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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryPublic Administration & EducationContinuing Education InstitutesLausanneInterlangues Janin S.A.
Interlangues Janin S.A. Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The company Interlangues Janin SA offers language courses, both in groups and individually, for various age groups and needs. The core activity includes the organization and implementation of language teaching, including the placement of language teachers, the development of teaching materials, and the conduct of courses in the company's premises or in companies.

AI-generated
Offering

Products & services

Industry:Continuing Education Institutes
✓ Offered4
Private lessons, individual
Individual lessons in French, English, German, Swiss German, Italian, Spanish, Portuguese, Russian and other languages on request; flexible schedules, freely selectable course duration, preparation possible depending on availability.
Group courses
Established group courses, with scheduled lessons during the day or in the evening depending on availability; course duration and number of free periods.
In-company courses
Private lessons or group courses organised on site at companies, including assessment of level and goals, group formation, tailored syllabus and exam preparation.
fide test
Registration and organisation of the French fide test, with oral and written sections, sessions in Lausanne, practical information, useful documents and results in the form of a language passport.
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4.2/5

Interlangues Janin S.A.

Trust & reputation

ranQ Trust Score of Interlangues Janin S.A.: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Interlangues Janin S.A. scores 69.6 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.57.924%
  • 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.82.910%
  • 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.88.08%
Interlangues Janin S.A. scores 85.5 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.55.07%
Interlangues Janin S.A. scores 85.0 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).85.022%
Interlangues Janin S.A. scores 22.9 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 35.22.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Interlangues Janin S.A. reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.1 out of 5 stars from 25 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
4.1
of 5

Aggregated from 25 reviews across all connected sources

Sources
GGoogle4.125
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Avenue de Provence 4
1007 Lausanne

At a glance

Legal form
Corporation
UID
CHE-105.986.858
Founded
1995 · 31 years
Last commercial register change
January 9, 2025
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.
100.0
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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