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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryArts, Culture & RecreationCultural & Educational OrganizationsZurichZBSM Zakhar Bron School of Music
ZBSM Zakhar Bron School of Music Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Zakhar Bron School of Music is the musical education and promotion of young musicians through the operation of a music school offering individual lessons, masterclasses, concerts and competitions.

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Industry:Cultural & Educational Organizations
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4.2/5

ZBSM Zakhar Bron School of Music

✓ Offered8
Violin lessons
Professional violin lessons with individual instruction for children and young people aged 3 to 19; flexible programmes with one to three lessons per week of 30 to 60 minutes.
Piano lessons
Individual piano lessons for children and young people in the Basic, Advanced and Professional programmes; one to three times per week of 30 to 60 minutes.
Violin and piano lesson packages
Flexible 5- and 10-lesson packages for individual violin or piano lessons without any semester commitment; open to children, young people, adults and international students.
Remote violin instruction
Professional online violin lessons for students abroad, as well as supplementary in-person masterclasses in Zurich, often for preparing for competitions, concerts and entrance exams.
Violin masterclasses
Intensive violin masterclasses with individual lessons, rehearsals and final concerts; offered in Zurich and, as a summer masterclass, also on the Costa Brava.
Music theory
Optional group lessons in music theory once per week for 45 minutes, in small groups of 3 to 5 students.
Music history
Optional group lessons in music history once per week for 45 minutes, in small groups of 3 to 5 students.
Tiny Tunes: Introduction to Music
A playful group course for children aged 3 to 5 for an early introduction to classical music; 30 minutes per week, with a minimum group size of three children per group.
Trust & reputation

ranQ Trust Score of ZBSM Zakhar Bron School of Music: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

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Data basis 96% · As of October 2026

ZBSM Zakhar Bron School of Music scores 81.7 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.80.724%
  • 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.73.510%
  • 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.95.08%
ZBSM Zakhar Bron School of Music scores 65.5 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.70.07%
ZBSM Zakhar Bron School of Music scores 85.0 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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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%
ZBSM Zakhar Bron School of Music scores 51.4 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 35.51.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

ZBSM Zakhar Bron School of Music reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.8 out of 5 stars from 17 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
4.8
of 5

Aggregated from 17 reviews across all connected sources

Sources
GGoogle4.817
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Rämistrasse 28
8001 Zurich
Opening hours
Mon
12:00 - 20:00
Tue
12:00 - 20:00
Wed
12:00 - 20:00
Thu
12:00 - 20:00
Fri
12:00 - 20:00
Sat
08:00 - 15:00
Sun
Closed

At a glance

Legal form
Association
UID
CHE-443.987.062
Founded
2022 · 4 years
Last commercial register change
February 5, 2026
Employees
11 to 20
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.73.06%
  • 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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