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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureCivil EngineeringSarnenBürkle Kellerbau GmbH
Bürkle Kellerbau GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Bürkle is the production and construction of prefabricated basements, concrete element walls and floors, as well as the manufacture of reinforced concrete components for basement and floor slab construction.

AI-generated
Offering

Products & services

Industry:Civil Engineering
✓ Offered4
Prefabricated basement
Concrete prefabricated basements according to customer requirements, including planning, production, site works and fixed price; with ten years’ guarantee on CLIMATEQ® services.
Ground slab
Individually designed and dimensioned ground slabs as area foundations, shuttered on site, reinforced and concreted, depending on the ground conditions and structural calculations.
CLIMATEQ® system basement
Modular system basement with Aqua-, Thermo-, Akustik-, Inflamma- and Terra variants for watertightness, thermal protection, sound insulation, fire protection and earthquake safety.
Basement configurator
Digital consultation to select basement or ground slab, construction type, size, waterproofing and insulation; after the form, a consultant will get in touch.
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4.1/5

Bürkle Kellerbau GmbH

Trust & reputation

ranQ Trust Score of Bürkle Kellerbau GmbH: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Bürkle Kellerbau 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%
Bürkle Kellerbau GmbH scores 89.7 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.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.82.07%
Bürkle Kellerbau 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%
Bürkle Kellerbau GmbH scores 97.1 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 35.97.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Bürkle Kellerbau GmbH reaches a ranQ Trust Score of 4.1 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

Freiteilmattlistrasse 2
6060 Sarnen

At a glance

Legal form
Limited Liability Company
UID
CHE-379.062.801
Founded
2011 · 15 years
Last commercial register change
July 17, 2019
Employees
21 to 50
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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