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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureInterior ConstructionHeimbergBärtschi Fenster AG
Bärtschi Fenster AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

Bärtschi Fenster AG manufactures, supplies and installs windows and doors in wood, wood‑metal and PVC. Its services cover production (woodworking, painting, glazing), installation, maintenance and repairs, as well as upgrades (security fittings, seal and glass replacement) and accessories such as insect‑protection systems.

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Products & services

Industry:Interior Construction
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4.0/5

Bärtschi Fenster AG

Window production
Windows in wood, wood-metal and PVC/plastic; planning, manufacturing and supply for new builds, conversions and refurbishments.
Supply and installation of windows
Supply and installation of the manufactured windows mainly in the canton of Bern and the surrounding cantons.
Service, repairs and maintenance
Repairs and maintenance work on existing windows, sliding doors and doors; also for break-in damage and glass replacement.
Maintenance and maintenance service contract
Regular maintenance with adjustment, lubrication, seal inspection and records; on request as part of a maintenance service contract.
Retrofitting and upgrading of windows
Retrofitting of tilt-and-turn operation, thermal and acoustic insulation, fittings, glazing and seals for existing windows.
Insect protection systems
Advisory service and installation of common insect protection systems such as tension frames, roller shutters and hinged doors.
Cat flaps / cat doors
Installation of cat flaps in existing doors and windows, matching the available systems.
Consulting for windows and doors
Consulting on choosing windows and doors for conversions, refurbishments and new builds, with a focus on design, ecology, safety, sound and thermal protection.
Trust & reputation

ranQ Trust Score of Bärtschi Fenster AG: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 100% · As of October 2026

Bärtschi Fenster AG scores 60.8 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.39.524%
  • 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.84.710%
  • 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%
Bärtschi Fenster AG scores 92.3 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.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.82.07%
Bärtschi Fenster AG scores 86.7 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).86.722%
Bärtschi Fenster AG scores 15.0 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 35.20.04%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.10.04%
Qualifications+0.00

Bärtschi Fenster AG reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 3.6 out of 5 stars from 27 customer reviews. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
3.6
of 5

Aggregated from 27 reviews across all connected sources

Sources
GGoogle3.627
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

September 13, 2023Media
«Es ist eine riesige Verantwortung»
bernerzeitung.ch

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Location

Bernstrasse 247
3627 Heimberg
Opening hours
Mon
07:00 - 12:00, 13:15 - 17:00
Tue
07:00 - 12:00, 13:15 - 17:00
Wed
07:00 - 12:00, 13:15 - 17:00
Thu
07:00 - 12:00, 13:15 - 17:00
Fri
07:00 - 12:00, 13:15 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-106.438.944
Founded
1989 · 37 years
Last commercial register change
May 22, 2026
Employees
21 to 50
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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