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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryCrafts & TradesFlooring & TilingSeonBlanc Ofen- und Cheminéebau AG
Blanc Ofen- und Cheminéebau AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Blanc Ofen- und Cheminéebau AG is the planning, manufacture and installation of oven and chimney constructions, as well as the execution of work in the field of tile laying, including conversions, renovations and new buildings with ceramic tiles, natural stone and other types of tiles.

AI-generated
Offering

Products & services

Industry:Flooring & Tiling
✓ Offered3
Stove and fireplace construction
Stove and fireplace construction and wood-fired ranges; planning and installation of custom stoves or personal fireplaces, including renovations of existing systems.
Ceramic tiles
Ceramic tiles, tile underfloor substrates, terrace tiles, outdoor tiles, floor tiles, mosaic work and bathroom renovations, including conversion of existing bathtubs into walk-in showers.
Natural stone
Natural stone flooring and natural stone wall coverings; professional installation and advice on material selection, surfaces, laying patterns and uses for indoor and outdoor areas.
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4.3/5

Blanc Ofen- und Cheminéebau AG

Trust & reputation

ranQ Trust Score of Blanc Ofen- und Cheminéebau AG: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 96% · As of October 2026

Blanc Ofen- und Cheminéebau AG scores 80.9 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.81.124%
  • 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.74.910%
  • 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%
Blanc Ofen- und Cheminéebau 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%
Blanc Ofen- und Cheminéebau AG 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%
Blanc Ofen- und Cheminéebau AG scores 31.4 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 35.31.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Blanc Ofen- und Cheminéebau AG reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.8 out of 5 stars from 18 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
4.8
of 5

Aggregated from 18 reviews across all connected sources

Sources
GGoogle4.818
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Neulenstrasse 4
5703 Seon
Opening hours
Mon
07:00 - 11:45, 13:15 - 17:00
Tue
07:00 - 11:45, 13:15 - 17:00
Wed
07:00 - 11:45, 13:15 - 17:00
Thu
07:00 - 11:45, 13:15 - 17:00
Fri
07:00 - 11:45, 13:15 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-105.272.345
Founded
1999 · 27 years
Last commercial register change
March 8, 2023
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.100.06%
  • 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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