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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryRetail & CommerceRetail - General Specialty TradeBaselM. Dubosson, Atelier für Geigenbau
M. Dubosson, Atelier für Geigenbau Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Geigenbau Dubosson includes the manufacture, repair and restoration of stringed instruments, particularly violins, as well as the trade in new and old instruments, bows and accessories.

AI-generated
Offering

Products & services

Industry:Retail - General Specialty Trade
✓ Offered7
Repairs of string instruments
Repairs of string instruments and bows.
Restorations of instruments
Restorations of instruments.
Conversion of old instruments back to their original condition
Conversion of old instruments back to their original condition.
Purchase and sale of antique master instruments and bows
Purchase and sale of antique master instruments and bows.
Student instruments
Student instruments for getting started and for lessons.
Rentals
Rentals of instruments.
Cases, strings and accessories
Cases, strings and accessories for string instruments.
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4.0/5

M. Dubosson, Atelier für Geigenbau

Trust & reputation

ranQ Trust Score of M. Dubosson, Atelier für Geigenbau: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

M. Dubosson, Atelier für Geigenbau scores 65.0 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.73.124%
  • 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.35.310%
  • 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.78.08%
M. Dubosson, Atelier für Geigenbau scores 78.5 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.100.012%
  • 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%
M. Dubosson, Atelier für Geigenbau 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%
M. Dubosson, Atelier für Geigenbau scores 22.9 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 35.22.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

M. Dubosson, Atelier für Geigenbau reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 3 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
5
of 5

Aggregated from 3 reviews across all connected sources

Sources
GGoogle53
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Gerbergasse 53
4051 Basel
Opening hours
Mon
Closed
Tue
09:00 - 12:00, 14:00 - 18:30
Wed
09:00 - 12:30, 14:00 - 17:00
Thu
09:00 - 12:30, 14:00 - 17:00
Fri
09:00 - 12:30, 14:00 - 17:00
Sat
09:00 - 12:30, 14:00 - 17:00
Sun
Closed

At a glance

Legal form
Sole proprietorship
UID
CHE-103.820.224
Founded
1986 · 40 years
Last commercial register change
March 12, 2013
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.67.06%
  • 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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