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DirectoryCrafts & TradesBuilding installationChurCollenberg Energietechnik AG
Collenberg Energietechnik AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Collenberg Energietechnik AG provides engineering and planning services for building systems. Its work includes planning heating, ventilation and air-conditioning installations, energy consulting, technical coordination and construction management.

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Service area

Offering

Products & services

Industry:Building installation
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4.1/5

Collenberg Energietechnik AG

✓ Offered4
Design of building services installations
Design of building services installations for heating, ventilation and air conditioning; including documentation, CAD design in 2D/3D and BIM, technical specialist coordination.
Energy consulting and concept studies
Energy consulting, analyses and feasibility and concept studies for building services installations and projects.
Technical site supervision
Technical site supervision for heating, ventilation, refrigeration and sanitary projects; support during the implementation of building services installations.
Sanitary engineering and fire protection concepts
Concepts for sanitary engineering and fire protection in cooperation with partner companies.
Trust & reputation

ranQ Trust Score of Collenberg Energietechnik AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of November 2026

Without public customer reviews the score stays capped.

Collenberg Energietechnik AG 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%
Collenberg Energietechnik AG scores 78.3 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.83.012%
  • 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%
Collenberg Energietechnik AG 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%
Collenberg Energietechnik AG scores 14.3 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 35.14.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Collenberg Energietechnik AG 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 November 2026.

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

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Location

La-Nicca-Strasse 10
7000 Chur

At a glance

Legal form
Corporation
UID
CHE-487.050.841
Founded
2017 · 9 years
Last commercial register change
April 13, 2026
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • GRChur
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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