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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryCrafts & TradesSpecialized Construction InstallationsZurichGrieder Ofenbau AG
Grieder Ofenbau AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The company's core activity is the sale, consulting and construction of fireplaces, chimneys, tile stoves, soapstone stoves and other heating systems, including the corresponding components and accessories.

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Products & services

Industry:Specialized Construction Installations
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Grieder Ofenbau AG

6
Stoves
Fireplace stoves, fireplace stoves with a glass front, wood stoves, pellet stoves, oil stoves and cast-iron stoves for different living situations; consultation, planning, installation and on-site instruction.
Fireplaces
Fireplaces and hearths in various designs, including gas fireplaces, storage fireplaces, fireplace glazing and fireplaces without a chimney.
Tile stoves + soapstone stoves
Tile stoves, soapstone stoves, storage stoves and antique tile stoves in various designs and heat-storage capacities.
Chrome-steel chimneys
Chrome-steel chimneys for flue routing and façade routing, also combined with other materials above the roof.
Heating walls
Ceramic heating walls, heat columns and heated relaxation loungers, electrically or heated with hot water.
Fine dust separators
Electrostatic fine dust separators for fireplaces and fireplace stoves to reduce fine particulate emissions, suitable for wood-fired heating systems under 70 kW.
Trust & reputation

ranQ Trust Score of Grieder Ofenbau AG

Trust Score

No score yet

x

A published score requires a data basis of at least 50% and data from at least two criteria groups other than identity. Missing evidence: Review quality, Review volume, Review recency, Media authority

Data basis 54% · As of October 2026

Grieder Ofenbau AG 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%
Grieder Ofenbau AG scores 85.5 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%
Grieder Ofenbau AG scores 83.3 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).83.322%
Grieder Ofenbau AG scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%

The data basis is 54%, below the threshold at which ranQ publishes a score. Evidence is missing for: Review quality, Review volume, Review recency, Media authority. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

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Location

Badenerstrasse 755
8048 Zurich

At a glance

Legal form
Corporation
UID
CHE-105.935.654
Founded
1976 · 50 years
Last commercial register change
May 1, 2009
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.
100.0
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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