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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,837 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureSpecialized Construction ActivitiesBrienzwilerGmür, Ofenbau & Platten GmbH
Gmür, Ofenbau & Platten GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Gmür Ofenbau & Platten GmbH is the planning, design and implementation of residential fireplaces, particularly the construction and renovation of ovens, as well as the installation of plates. The company also offers whole-house heating systems such as storage, absorber and satellite ovens.

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Products & services

Industry:Specialized Construction Activities
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3.9/5

Gmür, Ofenbau & Platten GmbH

✓ Offered7
Domestic fireplaces
Planning, design and implementation of domestic fireplaces, including storage stoves, absorber stoves, satellite stoves, fireplaces and fireplace stoves.
Whole-house heating systems
Whole-house heating systems with storage, absorber and satellite stoves as well as stoves with domestic hot-water preparation for wood-fired heating solutions.
Renovation and repair of stoves
Renovation and repair of old stoves, including replacement of existing systems.
Flue gas systems (chimneys)
Planning and installation of flue gas systems and chimneys for domestic fireplaces.
Ceramic wall and floor coverings
Laying of ceramic wall and floor coverings in interior areas.
Natural stone work
Natural stone work, including in connection with heating systems and interior fit-out.
Bread and pizza oven
Oven for fresh bread and pizza.
Trust & reputation

ranQ Trust Score of Gmür, Ofenbau & Platten GmbH: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

Gmür, Ofenbau & Platten GmbH scores 61.4 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.76.724%
  • 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.45.610%
  • 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.35.08%
Gmür, Ofenbau & Platten GmbH 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.89.612%
  • 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%
Gmür, Ofenbau & Platten 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%
Gmür, Ofenbau & Platten GmbH scores 2.3 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 35.2.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Gmür, Ofenbau & Platten GmbH reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 5 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 5 reviews across all connected sources

Sources
GGoogle55
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Mattengässli 4
3856 Brienzwiler
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 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-311.321.912
Founded
2015 · 11 years
Last commercial register change
February 3, 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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