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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,701 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureInterior ConstructionWollerauDachfenster Schärer
Dachfenster Schärer Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Dachfenster Schärer is the planning, consulting, sales and installation of skylights, insect protection solutions, sun and sight protection solutions, as well as the automation of window systems. The company offers individually tailored solutions for private and commercial customers and focuses on the installation of high-quality window systems that provide natural ventilation, daylight and energy efficiency.

AI-generated
Offering

Products & services

Industry:Interior Construction
✓ Offered4
Roof window installation and replacement
Roof window installation and replacement, including advice, selection between pivoting roof windows, hinged-pivot roof windows and automated roof windows, as well as service and accessories.
Insect protection
Insect protection for windows, doors and roof windows, including custom solutions, tension frames, roller blinds, covers for light wells, hanging elements, pleated blinds and sliding elements.
Sun and privacy protection
Sun and privacy protection for windows, doors and roof windows, including awnings, roller blinds, pleated curtains, folding roller shutters and solutions for fixed glazing and conservatories.
Heat protection
Heat protection solutions for roof windows, including heat-protection awnings and external roller shutters, which reduce solar radiation and improve thermal insulation in winter.
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3.8/5

Dachfenster Schärer

Trust & reputation

ranQ Trust Score of Dachfenster Schärer: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 96% · As of October 2026

Dachfenster Schärer scores 52.7 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.68.224%
  • 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.17.610%
  • 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.50.08%
Dachfenster Schärer scores 75.3 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.92.512%
  • 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%
Dachfenster Schärer 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%
Dachfenster Schärer scores 4.3 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 35.4.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Dachfenster Schärer reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 1 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 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Verenastrasse 27
8832 Wollerau
Opening hours
Mon
07:00 - 12:00, 13:00 - 18:00
Tue
07:00 - 12:00, 13:00 - 18:00
Wed
07:00 - 12:00, 13:00 - 18:00
Thu
07:00 - 12:00, 13:00 - 18:00
Fri
07:00 - 12:00, 13:00 - 18:00
Sat
07:00 - 12:00
Sun
Closed

At a glance

Legal form
Sole proprietorship
UID
CHE-463.293.703
Founded
2014 · 12 years
Last commercial register change
July 4, 2014
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.
67.0
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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