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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesJoineryHarenwilenEisenegger Fenster
Eisenegger Fenster Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Eisenegger Fenster provides window construction, installation, repair and renovation services and supplies custom wood, PVC and metal windows. The company also offers consultation and service work, a 24‑hour emergency service, and solutions for insect screens, sound insulation and burglary protection.

AI-generated
Offering

Products & services

Industry:Joinery
✓ Offered10
Window installation
Window installation for new builds, conversions and renovations, including surveying, professional fitting and sealing for wooden, plastic and metal windows.
Window service & repairs
Window service for wooden, plastic and metal windows, including maintenance, repair of fittings and seals, glass replacement and functional checks.
Renovations & refurbishments
Renovations and window refurbishments for residential and commercial properties, including window replacement, replacement of seals and fittings, and energy-efficiency upgrades.
Wooden windows
Custom-made wooden windows for new builds, conversions and renovations, with a natural look, good thermal insulation and construction for Minergie and passive houses.
uPVC windows
Custom-made uPVC windows for new builds, conversions and renovations, with weather resistance, easy care and high energy efficiency.
Metal windows & aluminium windows
Custom-made metal and aluminium windows for new builds, conversions and renovations, with robust profiles, a modern look and good energy efficiency.
Burglary protection & sound insulation
Burglar-resistant and sound-insulating window solutions with safety glass, reinforced fittings, stable frame profiles and thermal-insulation glazing.
Insect screens
Made-to-measure insect screen solutions for windows and doors, with tension frames, hinged frames, roller systems and variants for balcony, terrace and sliding doors.
24-hour service
24-hour service for window emergencies with emergency service, window repairs, glass replacement and rapid rectification of urgent damage for private and commercial customers.
Service & advice
Service and advice covering window construction, window installation, window service, repairs and insect protection, including individual project consultation.
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3.7/5

Eisenegger Fenster

Trust & reputation

ranQ Trust Score of Eisenegger Fenster: 3.7 out of 5.0

Trust Score3.7/ 5.0

Solid

x

Data basis 96% · As of October 2026

Eisenegger Fenster scores 53.9 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.60.724%
  • 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.50.08%
Eisenegger Fenster scores 63.3 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.64.612%
  • 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%
Eisenegger Fenster 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%
Eisenegger Fenster scores 3.4 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 35.3.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Eisenegger Fenster reaches a ranQ Trust Score of 3.7 out of 5.0 — rated «Solid». The rating draws, among other things, on 4.0 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
4
of 5

Aggregated from 4 reviews across all connected sources

Sources
GGoogle44
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Buchschorenstrasse 10
8553 Harenwilen
Opening hours
Mon
07:00 - 12:00, 13:00 - 19:00
Tue
07:00 - 12:00, 13:00 - 19:00
Wed
07:00 - 12:00, 13:00 - 19:00
Thu
07:00 - 12:00, 13:00 - 19:00
Fri
07:00 - 12:00, 13:00 - 19:00
Sat
09:00 - 16:00
Sun
Closed

At a glance

Legal form
Sole proprietorship
UID
CHE-464.600.446
Founded
2021 · 5 years
Last commercial register change
December 3, 2021
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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