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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,952 companies indexed · Last updated: today
DirectoryPublic Administration & EducationContinuing education providerZurichESL Education SA
ESL Education SA Logo
Verified· 3 sourcesTrust Score
Summary

About the company

ESL Education SA organises language stays abroad and advises on language courses and educational programmes. Its offer includes courses for children, young people and adults in a range of languages and destinations, as well as online courses and career-related programmes.

AI-generated
Presence

Service area

Offering

Products & services

Industry:Continuing education provider
✓ Offered7
Language stays abroad
Language stays worldwide for adults, young adults, children and adolescents; short- and long-term programmes, individually arranged stays abroad and destination selection in over 15 languages.
Language courses for students (8–17 years)
Language camps for children and young people, PLUS courses with sport or culture, as well as private tuition with the teacher at home.
Language courses for adults (16+)
General language courses, exam preparation and certificates, PLUS courses with sport or culture, business language courses, long-term programmes, work & study, and private tuition.
Language stays for young adults (16–25)
Tailor-made language stays for young adults as a standalone course offering between junior and adult programmes.
Career-related diplomas and language certificates (18+)
Vocational diplomas and language certificates for adults from 18 years old, with preparation for language qualifications in a professional context.
Online courses
Online language courses as a supplement to the stay abroad.
Group language trips
Group language trips as a separate offering alongside individual programmes and standard courses.
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4.7/5

ESL Education SA

Trust & reputation

ranQ Trust Score of ESL Education SA: 4.7 out of 5.0

Trust Score4.7/ 5.0

Excellent

x

Data basis 96% · As of November 2026

ESL Education SA scores 93.7 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.88.924%
  • 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.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%
ESL Education SA scores 88.2 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.90.07%
ESL Education 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%
ESL Education SA scores 100.0 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: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

ESL Education SA reaches a ranQ Trust Score of 4.7 out of 5.0 — rated «Excellent». The rating draws, among other things, on 4.8 out of 5 stars from 217 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 217 reviews across all connected sources

Sources
GGoogle4.8217
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Bahnhofplatz 4
8001 Zurich
Opening hours
Mon
08:30 - 18:30
Tue
08:30 - 18:30
Wed
08:30 - 18:30
Thu
08:30 - 18:30
Fri
08:30 - 18:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Branch
UID
CHE-254.892.080
Founded
2012 · 14 years
Last commercial register change
February 19, 2021
Employees
51 to 100

Active in 1 of 26 cantons · 1 municipality

  • ZHZurich
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.
76.0
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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