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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,888 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding MaintenanceBernWirz AG Schadstoffsanierung
Wirz AG Schadstoffsanierung Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Wirz AG Schadstoffsanierung conducts hazardous-material investigations and provides professional asbestos remediation, controlled dismantling and environmentally compliant disposal of contaminated building materials. Services also include remediation of PCB, PAK (polycyclic aromatic hydrocarbons) and heavy-metal coatings, as well as work on pipe insulation, façades and industrial floor refurbishments.

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Products & services

Industry:Building Maintenance
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4.1/5

Wirz AG Schadstoffsanierung

✓ Offered3
Hazardous substance remediation
Hazardous substance remediation in and on buildings, in particular for asbestos, PCB, PAH and heavy metal-containing coatings; professional dismantling and disposal of contaminated components.
Asbestos remediation
Asbestos remediation during conversion and demolition work, including removal of sprayed asbestos, asbestos-containing ceiling plaster, pipe insulation, floor joints and other asbestos-containing components.
Remediation of PCB, PAH and heavy metal-containing coatings
Remediation of PCB, PAH and heavy metal-containing coatings in buildings, including dismantling and professional treatment of contaminated surfaces and materials.
Trust & reputation

ranQ Trust Score of Wirz AG Schadstoffsanierung: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Wirz AG Schadstoffsanierung 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%
Wirz AG Schadstoffsanierung scores 86.5 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.86.512%
  • 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%
Wirz AG Schadstoffsanierung 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%
Wirz AG Schadstoffsanierung scores 62.9 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 35.62.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Wirz AG Schadstoffsanierung 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.

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Location

Freiburgstrasse 359
3018 Bern

At a glance

Legal form
Corporation
UID
CHE-413.871.785
Founded
2016 · 10 years
Last commercial register change
September 8, 2026
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.
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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