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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryCrafts & TradesSpecialized Construction InstallationsWinterthurWinti Fenster & Türen AG
Winti Fenster & Türen AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Winti Fenster & Türen AG is a craft and trading company that manufactures, supplies and installs windows and entrance doors. Its services include on-site consultation and measurement, delivery and installation, repairs and retrofitting, insect and pollen screens, interior blinds/plissé, project planning and disposal/recycling of old products.

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Offering

Products & services

Industry:Specialized Construction Installations
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Winti Fenster & Türen AG

✓ Offered5
Windows
Wood-aluminium windows, wooden windows, PVC windows, PVC-aluminium windows and sliding doors; consultation, measuring, delivery, installation and additional options such as burglary, thermal and sun protection.
Entrance doors
Entrance doors made of aluminium, PVC and PVC-aluminium as well as wooden and wood-aluminium entrance doors; consultation, various design lines and fittings for security, thermal insulation and light openings.
Windows and doors service
Repairs and warranty work, installation, conversion and upgrades, replacement of glass, replacement of seals, upgrade of burglary protection and advice on saving energy and airing out.
Insect and pollen protection
Stretch frames, window roller blinds, door roller blinds, door plissé, hinged doors, swing doors, sliding doors and electric roller blinds for protection against insects and pollen.
Plissé and interior blinds
Plissé blinds, roller blinds, honeycomb plissé blinds and horizontal blinds as protection from prying eyes, sun and glare for living, office and work rooms.
Trust & reputation

ranQ Trust Score of Winti Fenster & Türen AG: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 96% · As of October 2026

Winti Fenster & Türen AG scores 83.5 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.84.824%
  • 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.67.110%
  • 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.100.08%
Winti Fenster & Türen AG scores 83.5 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.95.212%
  • 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%
Winti Fenster & Türen AG scores 85.0 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).85.022%
Winti Fenster & Türen AG scores 0.3 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 35.0.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Winti Fenster & Türen AG reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 13 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 13 reviews across all connected sources

Sources
GGoogle513
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Tössfeldstrasse 37
8406 Winterthur
Opening hours
Mon
07:00 - 12:00, 13:00 - 17:00
Tue
07:00 - 12:00, 13:00 - 17:00
Wed
07:00 - 12:00, 13:00 - 17:00
Thu
07:00 - 12:00, 13:00 - 17:00
Fri
07:00 - 12:00, 13:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-389.156.415
Founded
2013 · 13 years
Last commercial register change
December 17, 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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