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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesMetal ConstructionRemigenBKF Baumann GmbH
BKF Baumann GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of BKF Fenster GmbH is the manufacture, assembly and distribution of windows, doors, conservatories, insect screens, sunshades and other related products, particularly made of plastic, aluminium and wood. The company offers individual solutions and consulting services to its customers and is an official partner of the premium brands WERU and KÖMMERLING.

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Offering

Products & services

Industry:Metal ConstructionPlastics Industry
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BKF Baumann GmbH

✓ Offered4
Windows
uPVC windows, uPVC-aluminium windows, aluminium windows and timber-metal windows; custom measurements on site, production, delivery and installation as well as service.
Doors & Sliding Doors
Doors and sliding doors for new builds, conversions and renovation projects; consultation, measurements, production and installation with a focus on safety, shape and colour.
Insect Screens & Sun Protection
Insect screen systems and sun protection for windows and doors; suitable options with the Click-&-Go system, easy handling and cleaning.
Conservatories & Custom Fabrications
Conservatories as well as custom fabrications for windows, doors and individual needs; made-to-measure solutions with a bright, long-lasting design.
Trust & reputation

ranQ Trust Score of BKF Baumann GmbH: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

BKF Baumann GmbH scores 75.8 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.72.124%
  • 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.82.910%
  • 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.78.08%
BKF Baumann GmbH scores 83.0 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.55.07%
BKF Baumann GmbH scores 83.3 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).83.322%
BKF Baumann GmbH scores 25.7 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 35.25.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

BKF Baumann GmbH reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.5 out of 5 stars from 25 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
4.5
of 5

Aggregated from 25 reviews across all connected sources

Sources
GGoogle4.525
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Brunnmattstrasse 3
5236 Remigen
Opening hours
Mon
08:00 - 12:00, 13:30 - 17:00
Tue
08:00 - 12:00, 13:30 - 17:00
Wed
08:00 - 12:00, 13:30 - 17:00
Thu
08:00 - 12:00, 13:30 - 17:00
Fri
08:00 - 12:00, 13:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-109.868.666
Founded
2002 · 24 years
Last commercial register change
September 24, 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.
88.0
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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