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

About the company

The company offers language courses and language instruction for individuals, companies, and groups. The core activities include: * Corporate language courses: customized language training for companies and their employees * Language courses for individuals: individual language instruction and group courses * Language courses for groups: small group instruction for various languages * Exam preparation: preparation for language exams such as Cambridge Exams, German language exams, and civic integration exams * Placement tests: administration of placement tests for German and English. The company provides its services in various languages, including German, English, Italian, French, Spanish, and Chinese.

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Products & services

Industry:Continuing Education Institutes
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4.4/5

sprachzentrum.ch AG

✓ Offered9
Language courses
Language courses in German, English, French, Italian, Spanish and Chinese for beginners and advanced learners, as private tuition, small groups and partly online.
Private tuition
Private tuition for German, English, French, Italian, Spanish and Chinese, with appointment scheduling as needed, online or on site in Zurich and Winterthur.
Small-group courses
Small-group courses for German, English, French, Italian and Spanish, for different levels from A1 to C2, with in-person classes in Zurich and Winterthur.
Diploma and exam preparation courses
Diploma and exam preparation courses for German, English and French, including Cambridge Exams, DELF/DALF and preparation for German certificates.
German diplomas / certificates
German diplomas and certificates with KDE-, SDS- and telc exams, plus suitable preparation courses in Zurich, Winterthur or online.
Placement tests
Free online placement tests and an optional placement interview to determine your language level before course start.
Corporate language courses
Tailor-made language courses for companies and employees, with in-house instruction, classes at the company sites or online, including planning, delivery and quality control.
Group training for companies
Group training for companies, tailored to the industry, specialist vocabulary and team tasks, including preparation for language certificates.
One-to-one training for companies
One-to-one training for individual employees, with focused, personal language instruction as needed on site, at the company or online.
Trust & reputation

ranQ Trust Score of sprachzentrum.ch AG: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 96% · As of October 2026

sprachzentrum.ch AG scores 88.8 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.82.124%
  • 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.95.08%
sprachzentrum.ch AG scores 81.1 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.89.612%
  • 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%
sprachzentrum.ch AG 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%
sprachzentrum.ch AG scores 34.3 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 35.34.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

sprachzentrum.ch AG reaches a ranQ Trust Score of 4.4 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.7 out of 5 stars from 58 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
4.7
of 5

Aggregated from 58 reviews across all connected sources

Sources
GGoogle4.758
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Rychenbergstrasse 67
8400 Winterthur
Opening hours
Mon
08:30 - 12:00, 13:00 - 17:30
Tue
08:30 - 12:00, 13:00 - 17:30
Wed
08:30 - 12:00, 13:00 - 17:30
Thu
08:30 - 12:00, 13:00 - 17:30
Fri
08:30 - 12:00, 13:00 - 17:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-449.770.408
Founded
2015 · 11 years
Last commercial register change
October 10, 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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