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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryIndustryGeneral Goods ProductionBadenGeigenbauatelier Michael Rhonheimer
Geigenbauatelier Michael Rhonheimer Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Geigenbauatelier Michael Rhonheimer is a violin-making workshop that builds, repairs and restores bowed string instruments such as violins, violas and cellos. Services include sales and representation of student and professional instruments, instrument rental, selection and maintenance of bows (including bow hair), and repair and restoration work.

AI-generated
Offering

Products & services

Industry:General Goods Production
✓ Offered5
Violin making and instrument workshop
Master and student instruments, work by colleagues, bows, advice on selecting and assessing instruments and bows.
Rental instruments
Rental instruments for violin, viola and cello, also in children’s sizes and for higher requirements, including a matching bow.
Care, repairs and restorations
Care, repairs and restorations of instruments and bows, including sound improvements and work in collaboration with customers.
Bows
Selection and sale of French and German master bows as well as contemporary bows in different price ranges.
My first violin
Selection of a child’s first violin, with suitable instruments for getting started.
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4.2/5

Geigenbauatelier Michael Rhonheimer

Trust & reputation

ranQ Trust Score of Geigenbauatelier Michael Rhonheimer: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Geigenbauatelier Michael Rhonheimer scores 76.9 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.82.524%
  • 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.68.910%
  • 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%
Geigenbauatelier Michael Rhonheimer 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%
Geigenbauatelier Michael Rhonheimer 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%
Geigenbauatelier Michael Rhonheimer scores 20.0 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 35.20.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Geigenbauatelier Michael Rhonheimer reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.9 out of 5 stars from 14 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 14 reviews across all connected sources

Sources
GGoogle4.914
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Hier entsteht die Karte
Bruggerstrasse 37f
5400 Baden
Opening hours
Mon
Closed
Tue
Closed
Wed
09:00 - 12:15, 13:30 - 18:00
Thu
09:00 - 12:15, 13:30 - 18:00
Fri
09:00 - 12:15, 13:30 - 18:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Sole proprietorship
UID
CHE-103.726.536
Founded
1986 · 40 years
Last commercial register change
October 16, 2015
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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