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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryPublic Administration & EducationContinuing Education InstitutesSt. GallenVishii Nachhilfe, Sundaram
Vishii Nachhilfe, Sundaram Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Vishii Nachhilfe is providing tutoring services for students, particularly individual support and guidance for children with school-related questions and problems, both during and outside of tutoring sessions, with the goal of closing knowledge gaps and strengthening the children's self-confidence.

AI-generated
Offering

Products & services

Industry:Continuing Education Institutes
✓ Offered6
Tutoring
Individual learning support in mathematics, German, French, English, natural sciences as well as economics and bookkeeping at primary, lower secondary and gymnasium level.
1:1 Tutoring
1:1 support with full attention, an individual learning plan, weekly learning pass, progress report and parent meetings in weeks 6 and 12.
Group learning
Small-group instruction for two to four children with a fixed weekly lesson, learning target agreement, learning pass, progress report and the possibility to pause during school holidays.
Gymnasium exam preparation
Targeted preparation for the entrance exam to the gymnasium with assessment of current level, topic build-up, practice exercises, mock exams and exam techniques in mathematics, German and French.
Preparation for the St. Gallen entrance exam
Information and preparation for the entrance exam for the St. Gallen middle schools, including dates, subjects, permitted aids, procedure and registration instructions.
Learning guarantee
Grade-dependent learning guarantee with free additional lessons if there is no measurable improvement; valid for Group Lernpfad and 1:1 support.
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4.0/5

Vishii Nachhilfe, Sundaram

Trust & reputation

ranQ Trust Score of Vishii Nachhilfe, Sundaram: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

Vishii Nachhilfe, Sundaram scores 77.5 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.83.024%
  • 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.70.510%
  • 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.70.08%
Vishii Nachhilfe, Sundaram scores 60.5 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.58.012%
  • 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%
Vishii Nachhilfe, Sundaram 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%
Vishii Nachhilfe, Sundaram scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Vishii Nachhilfe, Sundaram reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 4.9 out of 5 stars from 15 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
4.9
of 5

Aggregated from 15 reviews across all connected sources

Sources
GGoogle4.915
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Rorschacher Strasse 123
9000 St. Gallen

At a glance

Legal form
Sole proprietorship
UID
CHE-351.261.914
Founded
2022 · 4 years
Last commercial register change
April 19, 2022
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.
67.0
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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