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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,837 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesRepair of Consumer GoodsThunPiano Oesch GmbH
Piano Oesch GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Piano Oesch GmbH is the professional maintenance, servicing and repair of pianos, keyboards and grand pianos, including tuning and necessary repairs, as well as the sale of new instruments.

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Offering

Products & services

Industry:Repair of Consumer Goods
✓ Offered5
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4.2/5

Piano Oesch GmbH

Piano tuning
Piano, upright piano and grand piano tuning; careful adjustment for the right sound and clean tone generation.
Piano repairs
Necessary repairs for upright piano, piano and grand piano, where possible on site; if needed, collection, workshop repair and return delivery.
New-purchase advice
Advice when buying a new piano, along with tips and recommendations for the right purchase and sourcing of the instrument.
Sale of new pianos and grand pianos
New pianos and grand pianos; advice, sourcing, delivery and first tuning included.
Sale and rental of restored pianos
Hand-restored pianos and uprights as special offers, currently available for sale or rental.
Trust & reputation

ranQ Trust Score of Piano Oesch GmbH: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

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Data basis 96% · As of October 2026

Piano Oesch GmbH scores 75.0 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
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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.61.010%
  • 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%
Piano Oesch GmbH scores 83.0 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%
Piano Oesch GmbH 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%
Piano Oesch GmbH scores 11.1 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 35.11.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Piano Oesch GmbH reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 10 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 10 reviews across all connected sources

Sources
GGoogle510
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Pestalozzistrasse 4
3600 Thun

At a glance

Legal form
Limited Liability Company
UID
CHE-115.198.845
Founded
2009 · 17 years
Last commercial register change
June 29, 2010
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.
88.0
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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