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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryCrafts & TradesMetal ConstructionFrauenfeldWyss Aluminium-Fensterladen und Montagesysteme GmbH
Wyss Aluminium-Fensterladen und Montagesysteme GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Wyss Aluminium-Fensterladen und Montagesysteme GmbH is the manufacture and distribution of aluminium shutters, as well as the development and distribution of mounting systems for these products. Additionally, the company also offers a mounting service for its products, particularly in the Eastern Switzerland region.

AI-generated
Offering

Products & services

Industry:Metal Construction
✓ Offered3
Aluminium window shutters
Aluminium window shutters in various colours and finishes, with fixed or movable slats, an arrestable push rod or a fixed partial infill.
Window shutter mounting systems
Patented mounting systems for aluminium window shutters, including SystemFix and JustierFix, for precise self-installation without drilling or professional installation service.
Installation service for aluminium window shutters
Professional installation of aluminium window shutters in Eastern Switzerland, including expert installation and support with order processing.
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4.4/5

Wyss Aluminium-Fensterladen und Montagesysteme GmbH

Trust & reputation

ranQ Trust Score of Wyss Aluminium-Fensterladen und Montagesysteme GmbH: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

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Data basis 96% · As of October 2026

Wyss Aluminium-Fensterladen und Montagesysteme GmbH scores 88.4 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
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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.89.424%
  • 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.80.810%
  • 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.95.08%
Wyss Aluminium-Fensterladen und Montagesysteme GmbH scores 86.7 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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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.70.07%
Wyss Aluminium-Fensterladen und Montagesysteme 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%
Wyss Aluminium-Fensterladen und Montagesysteme GmbH scores 6.3 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.6.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Wyss Aluminium-Fensterladen und Montagesysteme GmbH reaches a ranQ Trust Score of 4.4 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 23 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 23 reviews across all connected sources

Sources
GGoogle523
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Speicherstrasse 33a
8500 Frauenfeld
Opening hours
Mon
09:00 - 17:00
Tue
09:00 - 17:00
Wed
09:00 - 17:00
Thu
09:00 - 17:00
Fri
09:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-109.516.109
Founded
2002 · 24 years
Last commercial register change
May 19, 2026
Employees
11 to 20
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.88.06%
  • 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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