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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryArts, Culture & RecreationOrchestras & MusiciansOberneunfornthe blue note Gitarrenunterricht Benjamin Hartmann
the blue note Gitarrenunterricht Benjamin Hartmann Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of the company 'The Blue Note' is providing guitar lessons and coaching by guitar teacher Beni Hartmann. The company offers individual lessons, subscriptions, and rental guitars, catering to people of all age groups and skill levels who wish to play the guitar.

AI-generated
Offering

Products & services

Industry:Orchestras & Musicians
✓ Offered2
Guitar lessons
Individual lessons and subscriptions for beginners and advanced players, covering basics, improvisation, song accompaniment, theory and hands-on practice on the guitar.
Rental guitar
Rental purchase agreement for an easy Cort guitar with steel strings; rent is fully credited after one year and then the guitar transfers into the buyer's ownership.
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the blue note Gitarrenunterricht Benjamin Hartmann

Trust & reputation

ranQ Trust Score of the blue note Gitarrenunterricht Benjamin Hartmann

Trust Score

No score yet

x

A published score requires a data basis of at least 50% and data from at least two criteria groups other than identity. Missing evidence: Review quality, Review volume, Review recency, Media authority

Data basis 54% · As of October 2026

the blue note Gitarrenunterricht Benjamin Hartmann has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
x
CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
the blue note Gitarrenunterricht Benjamin Hartmann 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%
the blue note Gitarrenunterricht Benjamin Hartmann scores 83.3 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).83.322%
the blue note Gitarrenunterricht Benjamin Hartmann 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%

The data basis is 54%, below the threshold at which ranQ publishes a score. Evidence is missing for: Review quality, Review volume, Review recency, Media authority. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

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Location

Hauptstrasse 16
8526 Oberneunforn

At a glance

Legal form
Sole proprietorship
UID
CHE-312.406.072
Founded
2022 · 4 years
Last commercial register change
April 28, 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.67.06%
  • 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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