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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,701 companies indexed · Last updated: today
DirectoryPublic Administration & EducationSchoolsRolleInstitut Le Rosey SA
Institut Le Rosey SA Logo
Verified· 4 sourcesTrust Score
Summary

About the company

Institut Le Rosey SA is a boarding school for students aged 8 to 18 that divides the academic year between two campuses and provides full boarding. It delivers bilingual academics preparing pupils for the International Baccalaureate or the French Baccalaureate, complemented by extracurricular programmes in sports, the arts, technology and service learning.

AI-generated
Offering

Products & services

Industry:Schools
✓ Offered5
Bilingual boarding school
Boarding school for students aged 8 to 18, with instruction in French and English, life in community, and a pathway between the Rolle and Gstaad campuses.
Academic education up to the French Baccalauréat and the International Baccalaureate
Bilingual and bicultural academic programme leading to the general French Baccalauréat or the International Baccalaureate, with Juniors, Cadets, Jeunes Seniors and Seniors sections.
School admissions
Admissions on a rolling basis or by sessions, with online registration, campus visit, entrance exams, interview and review of the file by the admissions committee.
Co-curricular activities: arts, sports, community service and culture
Arts, sports, community service and culture programmes, with more than one hundred activities led by professionals.
Partial scholarships
Annual partial scholarships for highly deserving students, with review of the family file, parent contribution to the costs and selection based on academic and personal criteria.
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4.4/5

Institut Le Rosey SA

Trust & reputation

ranQ Trust Score of Institut Le Rosey SA: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 92% · As of October 2026

Institut Le Rosey SA scores 71.9 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.60.224%
  • 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.100.010%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
Institut Le Rosey SA scores 91.3 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.97.712%
  • 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%
Institut Le Rosey SA 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%
Institut Le Rosey SA scores 81.7 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.63.34%
Qualifications+0.00

Institut Le Rosey SA reaches a ranQ Trust Score of 4.4 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.2 out of 5 stars from 278 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
4.2
of 5

Aggregated from 278 reviews across all connected sources

Sources
GGoogle4.2278
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

August 14, 2025Media
Le quotidien des gosses de riches dans cet internat suisse
blick.ch
September 26, 2023Media
Le Rosey offrira des concerts à 10 francs: «On veut s’ouvrir, on l’a promis aux Rollois»
lacote.ch
June 24, 2019Media
L’Institut Le Rosey prend une école privée valaisanne sous son aile
letemps.ch
October 31, 2018Media
Au Rosey, l'ingénieur éveille les enfants des puissants
tdg.ch
October 15, 2015Media
Philippe Gudin, directeur (sortant) de l’Institut Le Rosey, présente la nouvelle salle de concert, le Rosey Concert Hall
rts.ch

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Location

Château Le Rosey
1180 Rolle
Opening hours
Mon
24h
Tue
24h
Wed
24h
Thu
24h
Fri
24h
Sat
24h
Sun
24h

At a glance

Legal form
Corporation
UID
CHE-483.886.510
Founded
2012 · 14 years
Last commercial register change
May 1, 2019
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.
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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