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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesGlazieryBiel/BienneBO Sàrl
BO Sàrl Logo
Verified· 2 sourcesTrust Score
Summary

About the company

BO Sàrl supplies and installs windows and entrance doors in PVC, aluminium and wood, and provides measuring, quotations, delivery and installation services. The company also undertakes heritage restoration work and offers products using profiles and systems from suppliers such as Kömmerling, Aluprof and Aliplast.

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Offering

Products & services

Industry:Glaziery
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4.0/5

BO Sàrl

✓ Offered
3
uPVC and aluminium windows
Custom-made uPVC and aluminium windows for renovation and new construction, with consultation, installation included, thermal and acoustic insulation, and facade-matched finishes.
uPVC and aluminium entrance doors
Entrance doors in uPVC and aluminium, one- or two-leaf, with decorative panels, glazing to suit, multi-point hardware and options for enhanced security.
Heritage renovation
Windows and doors suited to old or listed buildings, with faithful restoration, made-to-measure fabrication, respecting the facade character and improving insulation.
Trust & reputation

ranQ Trust Score of BO Sàrl: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 54% · As of October 2026

BO Sàrl 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.
x
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%
BO Sàrl scores 67.8 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.64.612%
  • 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%
BO Sàrl 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%
BO Sàrl scores 20.0 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 35.20.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

BO Sàrl reaches a ranQ Trust Score of 4.0 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.

Knowledge

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Location

Rue des Prés 78
2503 Biel/Bienne

At a glance

Legal form
Limited Liability Company
UID
CHE-293.079.125
Founded
2021 · 5 years
Last commercial register change
August 4, 2026
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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