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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureSpecialized Construction ActivitiesUnterwasserRolf Friedli Ofenbau AG
Rolf Friedli Ofenbau AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Friedli Ofenbau is the manufacture and installation of tiled stoves, plastered stoves, small storage and chimney stoves, as well as the execution of conversion and renovation work, particularly in the area of plastering and paneling.

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Products & services

Industry:Specialized Construction Activities
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4.0/5

Rolf Friedli Ofenbau AG

7
Stove construction
Custom tiled stoves, rendered stoves, small heat-storing stoves and fireplace systems; also satellite stoves with heat distribution across multiple floors and modern low-emission design.
Chimney refurbishments
Chimney construction and restorations for existing stoves and flues; adaptation to modern flue gas temperatures for smooth operation and clean combustion.
Conversion and renovation work
Conversion and renovation work in the home, especially in combination with stove construction; also for living rooms, hobby rooms and the entire interior fit-out.
Masonry, plastering and tiling work
Masonry, plastering and tiling work for smaller conversions and renovations; partition walls, wall rendering and tiled floors.
Dust-free demolition
Dust-free demolition with negative pressure on site; separation of the work area so that dust and asbestos fibres do not reach surrounding rooms.
Planning and coordination
Planning and coordination of larger conversions and refurbishments; coordination between different trades, scheduling and project coordination.
Advice on stove-building topics
Independent consultation on all stove-building topics, on an hourly basis and also on site with travel expenses.
Trust & reputation

ranQ Trust Score of Rolf Friedli Ofenbau AG: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

Rolf Friedli Ofenbau AG scores 59.3 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.75.024%
  • 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.40.910%
  • 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.35.08%
Rolf Friedli 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%
Rolf Friedli Ofenbau 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%
Rolf Friedli Ofenbau AG 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

Rolf Friedli Ofenbau AG reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 4 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 4 reviews across all connected sources

Sources
GGoogle54
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Rotenbrunnenstrasse 18
9657 Unterwasser

At a glance

Legal form
Corporation
UID
CHE-113.195.988
Founded
2006 · 20 years
Last commercial register change
February 15, 2024
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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