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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureSealing & InsulationRothristHasan Bautechnik AG
Hasan Bautechnik AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of the Hallwyler Group is building protection, particularly sealing, injection technology, wall and floor coating, as well as concrete drilling and concrete milling.

AI-generated
Offering

Products & services

Industry:Sealing & Insulation
✓ Offered4
Waterproofing / injection technique
Waterproofing of basement walls and house façades, leak detection, bitumen coatings, injections directly into the basement wall, curtain injections and horizontal barriers against rising damp.
Building protection
Reprofiling work on concrete damage, structural strengthening with reinforcing band, anti-graffiti coatings and fire protection measures to protect and preserve the value of structures.
Wall and floor coating
Seamless, hygienic wall and floor coatings, replacement of wall and floor tiles, new coating for balconies, as well as coating work on water reservoirs.
Concrete drilling and concrete milling
Precise break-outs from walls and floors, separating concrete parapets and concrete staircases, as well as proper disposal of the broken-out parts.
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3.9/5

Hasan Bautechnik AG

Trust & reputation

ranQ Trust Score of Hasan Bautechnik AG: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

Hasan Bautechnik AG scores 52.0 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.56.124%
  • 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.55.910%
  • 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.35.08%
Hasan Bautechnik AG scores 85.5 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%
Hasan Bautechnik AG 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%
Hasan Bautechnik AG scores 34.3 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 35.34.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Hasan Bautechnik AG reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 3.9 out of 5 stars from 8 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
3.9
of 5

Aggregated from 8 reviews across all connected sources

Sources
GGoogle3.98
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Rishaldenweg 18
4852 Rothrist
Opening hours
Mon
07:15 - 11:45, 13:00 - 17:00
Tue
07:15 - 11:45, 13:00 - 17:00
Wed
07:15 - 11:45, 13:00 - 17:00
Thu
07:15 - 11:45, 13:00 - 17:00
Fri
07:15 - 11:45, 13:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-103.881.013
Founded
1985 · 41 years
Last commercial register change
July 14, 2022
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.
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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