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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryArts, Culture & RecreationOrchestras & MusiciansUsterBastien Rieser
Bastien Rieser Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The company's core activity is professional music performance, particularly trumpet playing, as well as music composition, arrangement and production. Additionally, musician Bastien Rieser offers music lessons and regularly performs at various events and concerts.

AI-generated
Offering

Products & services

Industry:Orchestras & Musicians
✓ Offered3
Performances as a professional trumpeter
Performances and musical accompaniment as a professional trumpeter, including at concerts, tours and jazz ensembles at home and abroad.
Composition, arrangement and production
Compositions, arrangements and production work in a musical context, complemented by jazz-oriented own projects and releases.
Music lessons
Teaching and coaching in the musical field, probably with a focus on trumpet and jazz, as suggested by the navigation page 'LESSONS' and the teaching activity in the profile.
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3.7/5

Bastien Rieser

Trust & reputation

ranQ Trust Score of Bastien Rieser: 3.7 out of 5.0

Trust Score3.7/ 5.0

Solid

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Data basis 54% · As of October 2026

Bastien Rieser 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.
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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%
Bastien Rieser scores 52.6 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.39.612%
  • 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%
Bastien Rieser scores 83.3 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).83.322%
Bastien Rieser scores 10.6 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.10.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Bastien Rieser reaches a ranQ Trust Score of 3.7 out of 5.0 — rated «Solid». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, 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.

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Location

Mattenweg 14
8610 Uster

At a glance

Legal form
Sole proprietorship
UID
CHE-484.683.748
Founded
2024 · 2 years
Last commercial register change
March 19, 2026
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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