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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 GoodsWinterthurHorak Pianos GmbH
Horak Pianos GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Horak Pianos GmbH is the sales representation of renowned piano manufacturers, the sale of pianos and grand pianos, as well as services such as piano tuning, revising, repairing, creating expert opinions, and piano transportation. Additionally, the company also offers rental of concert grand pianos and pianos.

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Offering

Products & services

Industry:Repair of Consumer Goods
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4.4/5

Horak Pianos GmbH

✓ Offered6
Piano and grand piano tuning
Tuning service for pianos, grand pianos, harpsichords and other keyboard instruments; regular tuning, adjustments, mechanism checks and minor regulation work.
Mechanism overhaul and complete restoration
Repair, re-regulation and complete overhaul of pianos and grand pianos; restoration of function, sound quality and playability when wear and ageing reduce performance.
Appraisals for pianos and grand pianos
Oral and written appraisals for pianos and grand pianos; condition assessment, defect notes, market value estimates and valuations for sale, insurance or investment decisions.
Instrument rental for events
Rental of pianos, digital pianos and concert grands for events; optional concert service included with technical inspection and tuning before the performance.
Piano and grand piano transport
Transport of pianos and grand pianos with specialised transport companies; safe, professional handling for moves or newly purchased instruments.
Sale of new and used pianos and grand pianos
Sale of new and used pianos and grand pianos; showroom with branded instruments and expert advice for choosing an instrument.
Trust & reputation

ranQ Trust Score of Horak Pianos GmbH: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 96% · As of October 2026

Horak Pianos GmbH scores 86.7 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.89.124%
  • 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.79.710%
  • 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.88.08%
Horak Pianos 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%
Horak Pianos 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%
Horak Pianos GmbH scores 14.3 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 35.14.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Horak Pianos GmbH reaches a ranQ Trust Score of 4.4 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 22 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 22 reviews across all connected sources

Sources
GGoogle522
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Schlosstalstrasse 210
8408 Winterthur
Opening hours
Mon
08:00 - 12:00, 13:30 - 18:30
Tue
08:00 - 12:00, 13:30 - 18:30
Wed
08:00 - 12:00, 13:30 - 18:30
Thu
08:00 - 12:00, 13:30 - 18:30
Fri
08:00 - 12:00, 13:30 - 18:30
Sat
10:00 - 16:00
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-114.905.899
Founded
2009 · 17 years
Last commercial register change
October 7, 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.
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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