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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringBernCertion GmbH
Certion GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Certion GmbH provides building pollutant diagnostics, specialist planning, and construction supervision. It supports architectural firms, planners, site managers, and private property owners with assessments, remediation concepts, tendering, and supervision of pollutant remediation projects.

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Offering

Products & services

Industry:Technical Consulting & Engineering
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Certion GmbH

Testing & Inspection Centers
Building Maintenance
Construction & Project Management
Owner's Representative
✓ Offered4
Building Pollutant Diagnostics
Building pollutant screenings, initial assessments and sampling for asbestos, PCB, PAH and heavy metals; basis for remediation needs, cost estimates and safe planning.
Specialist Planning for Pollutant Remediation
Specialist planning for pollutant remediation with disposal concepts, authority documents, cost estimates and support for tendering and award decisions.
Specialist Construction Supervision for Pollutant Remediation
Specialist supervision of pollutant remediation with coordination of participants, checks before, during and after the works, indoor air measurements and final documentation.
Building Pollutant Consulting
Consulting on asbestos, PCB, PAH and other building pollutants for owners, architectural firms, planners and construction managers; from initial assessment to remediation decisions.
Trust & reputation

ranQ Trust Score of Certion GmbH

Trust Score

No score yet

x

A published score requires a data basis of at least 50% and data from at least two criteria groups other than identity. Missing evidence: Review quality, Review volume, Review recency, Website authority, Media authority

Data basis 50% · As of October 2026

Certion 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.
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%
Certion GmbH scores 40.1 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.0.012%
  • 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%
Certion GmbH scores 83.3 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).83.322%
Certion GmbH has no value in the Visibility area of the ranQ Trust Score because no data is available. The area carries 8% 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
  • Website authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%

The data basis is 50%, below the threshold at which ranQ publishes a score. Evidence is missing for: Review quality, Review volume, Review recency, Website authority, Media authority. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Knowledge

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Location

Hohgantweg 19
3012 Bern

At a glance

Legal form
Limited Liability Company
UID
CHE-470.832.108
Founded
2026 · 0 years
Last commercial register change
January 12, 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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