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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesRepair of Consumer GoodsBaselKlavierwerkstatt Roland Burri
Klavierwerkstatt Roland Burri Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The company's core activity is the restoration, renovation and maintenance of pianos and grand pianos, including tuning and voicing, as well as the manufacture of bass covers for pianos and grand pianos.

AI-generated
Offering

Products & services

Industry:Repair of Consumer Goods
✓ Offered6
Piano and grand piano repairs
Restorations and repairs of pianos and grand pianos, including full overhauls, faithful restorations of historical instruments and work on newer instruments.
Tuning of pianos and grand pianos
Grand piano, piano and concert tunings for private homes, schools and public buildings; including voicing to balance the sonic hardness.
Buying and selling of instruments
Purchase of grand pianos and pianos as well as sale of reconditioned grand pianos and pianos with 5 years’ warranty.
Instrument rental
Instrument rentals, in addition to the sale and purchase of pianos and grand pianos.
Installation of climate-control units
Installation of climate-control units for pianos and grand pianos to help protect the instrument and support the room climate.
Sales of Venta air humidifiers
Sale of Venta air humidifiers as accessories for the indoor climate around pianos and grand pianos.
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4.1/5

Klavierwerkstatt Roland Burri

Trust & reputation

ranQ Trust Score of Klavierwerkstatt Roland Burri: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Klavierwerkstatt Roland Burri 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%
Klavierwerkstatt Roland Burri 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%
Klavierwerkstatt Roland Burri scores 85.0 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).85.022%
Klavierwerkstatt Roland Burri scores 2.6 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 35.2.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Klavierwerkstatt Roland Burri reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». 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

St. Alban-Vorstadt 53 a
4052 Basel
Opening hours
Mon
08:00 - 17:00
Tue
08:00 - 17:00
Wed
08:00 - 17:00
Thu
08:00 - 17:00
Fri
08:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Sole proprietorship
UID
CHE-102.996.234
Founded
1994 · 32 years
Last commercial register change
November 23, 1994
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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