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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,952 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureInsulationWeiachBWG Beschichtungen GmbH
BWG Beschichtungen GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

BWG Beschichtungen GmbH provides floor coatings and building waterproofing. Its services include liquid-applied waterproofing for flat roofs, balconies and terraces, as well as sealing systems for structures exposed to groundwater.

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Offering

Products & services

Industry:Insulation
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3.9/5

BWG Beschichtungen GmbH

✓ Offered8
Structural waterproofing (White Tank / Yellow Tank)
Structural and groundwater waterproofing with planning, advisory services, installation, monitoring and quality assurance; including joints, penetrations, fresh concrete composite sheet, injection hoses and watertightness classes 1 and 2.
Liquid plastic waterproofing
PUR and polyurea liquid plastic waterproofing for flat roofs, balconies, terraces, parking areas, water protection and special applications; watertight, crack-bridging, chemical-resistant and for indoor and outdoor areas.
Floor coatings
Floor coatings for industry, commercial use, private homes and public facilities; slip-resistant, hygienic, chemical- and temperature-resistant, with solutions for basements, workstations and heavily loaded areas.
Ucrete industrial floor
Ucrete industrial floors based on polyurethane resin for the food, beverage, chemical and pharmaceutical industries; chemical-resistant, hygienic, impact-resistant, slip-resistant and temperature-resistant.
Balcony coatings
Balcony floor coatings and balcony waterproofing with freely selectable colour and slip resistance; wear-resistant, UV-resistant, seamless, hygienic and suitable for new builds as well as renovations.
Shower coatings
Shower and wet-room coatings with watertight, easy-to-clean systems for floor and wall; suitable against moisture and mould formation, with hygienic requirements.
Well and swimming pool waterproofing
Waterproofing systems for wells, swimming pools, slides and sauna areas; certified for contact with drinking water, seamless, slip-resistant, abrasion-resistant, UV- and chlorinated-water resistant.
Industrial floor coverings
Industrial floor coverings for heavily used areas with high temperatures, aggressive chemicals and mechanical stress; for industrial and commercial applications.
Trust & reputation

ranQ Trust Score of BWG Beschichtungen GmbH: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of November 2026

BWG Beschichtungen GmbH scores 51.8 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.60.024%
  • 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.45.610%
  • 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.35.08%
BWG Beschichtungen GmbH scores 86.7 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.70.07%
BWG Beschichtungen GmbH 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%
BWG Beschichtungen GmbH scores 1.1 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 35.1.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

BWG Beschichtungen GmbH reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 4.0 out of 5 stars from 5 customer reviews. The data basis is 96%, so the score is backed by part of the criteria. As of November 2026.

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

Reviews

Aggregated rating

Aggregated rating
4
of 5

Aggregated from 5 reviews across all connected sources

Sources
GGoogle45
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Kaiserstuhlerstrasse 40
8187 Weiach

At a glance

Legal form
Limited Liability Company
UID
CHE-109.085.316
Founded
2001 · 25 years
Last commercial register change
October 20, 2026
Employees
11 to 20

Active in 1 of 26 cantons

  • ZHZurich
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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