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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,701 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureSealing & InsulationMittelhäusernBösiger Bautechnik
Bösiger Bautechnik Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Bösiger Bautechnik is the execution of building seals and the production of seamless floor coatings, particularly in the areas of floor coatings, seals, joint seals, liquid plastics and injections.

AI-generated
Offering

Products & services

Industry:Sealing & Insulation
✓ Offered4
Joint sealing
Joint repairs, silicone joints, façade joints, connection joints, movement joints, working joints and maintenance joints; sealing of joints with sealing compounds and joint sealants to protect against water ingress.
Liquid plastic waterproofing
Seamless waterproofing for surfaces and roofs with single- and multi-component liquid plastics for new builds and refurbishment; used for balconies, connections and flat roofs.
Floor coatings
Jointless floor coatings for heavily used surfaces in commercial, industrial and public facilities; resistant to chemical, mechanical and thermal stress, non-slip and decorative.
Injections for crack sealing
Sealing and crack sealing of concrete cracks with injection resin; load-transferring or deformable closure depending on static or dynamic cracks.
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4.2/5

Bösiger Bautechnik

Trust & reputation

ranQ Trust Score of Bösiger Bautechnik: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Bösiger Bautechnik scores 79.9 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.78.324%
  • 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.77.410%
  • 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.88.08%
Bösiger Bautechnik scores 78.5 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.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%
Bösiger Bautechnik 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%
Bösiger Bautechnik 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

Bösiger Bautechnik reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.7 out of 5 stars from 20 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
4.7
of 5

Aggregated from 20 reviews across all connected sources

Sources
GGoogle4.720
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Schwarzenburgstrasse 997
3147 Mittelhäusern
Opening hours
Mon
08:00 - 12:00, 13:00 - 17:00
Tue
08:00 - 12:00, 13:00 - 17:00
Wed
08:00 - 12:00, 13:00 - 17:00
Thu
08:00 - 12:00, 13:00 - 17:00
Fri
08:00 - 12:00, 13:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Sole proprietorship
UID
CHE-114.633.258
Founded
2008 · 18 years
Last commercial register change
September 5, 2025
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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