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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureSealing & InsulationSiebnenBöni Bauabdichtungen GmbH
Böni Bauabdichtungen GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Böni Bauabdichtungen GmbH carries out joint sealing, structural waterproofing, sealing works and fire-stopping. The company supplies silicone and hybrid joint systems, offers technical advice and performs work for new builds, renovations and subcontracted construction projects.

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Products & services

Industry:Sealing & Insulation
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3.9/5

Böni Bauabdichtungen GmbH

✓ Offered
3
Joint sealing
Joint sealing for new construction, renovations and conversions; silicone joints, hybrid joints, maintenance and renewal of existing joints in buildings.
Structural waterproofing
Structural waterproofing against moisture entering and escaping; waterproofing of new and existing buildings using tested materials and system solutions.
Firestopping
Firestopping and fire compartmentation as passive fire protection; certified solutions for dividing into fire compartments and protecting lives and property.
Trust & reputation

ranQ Trust Score of Böni Bauabdichtungen GmbH: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

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Data basis 54% · As of October 2026

Böni Bauabdichtungen GmbH has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
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CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
Böni Bauabdichtungen GmbH scores 65.0 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.58.012%
  • 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%
Böni Bauabdichtungen GmbH scores 85.0 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).85.022%
Böni Bauabdichtungen GmbH scores 1.1 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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

Böni Bauabdichtungen GmbH reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, 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.

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Location

Bahnhofstrasse 41
8854 Siebnen
Opening hours
Mon
07:00 - 17:00
Tue
07:00 - 17:00
Wed
07:00 - 17:00
Thu
07:00 - 17:00
Fri
07:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-419.273.275
Founded
2022 · 4 years
Last commercial register change
August 23, 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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