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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumbing & Building ServicesBernCR Haustechnik GmbH
CR Haustechnik GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of CR Haustechnik GmbH is the planning, installation, maintenance and repair of sanitary and heating systems, including consulting and implementation of customer wishes in the field of building technology.

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Products & services

Industry:Plumbing & Building Services
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4.1/5

CR Haustechnik GmbH

✓ Offered4
Plumbing
Consulting, planning and realisation of sanitary installations, bathroom renovations, sanitary fixtures, water supply, repairs, boiler descaling, maintenance and service, temporary construction water supply, pipe burst repairs and pipework.
Heating
Consulting, planning and realisation of heating systems, conversions and new builds, boiler replacements, underfloor heating, radiator heating, oil, gas and wood heating as well as heat pumps, solar and photovoltaic systems.
Planning
Consulting, planning and realisation of building-services installations, pre-wall systems, detailed planning and customised building-services concepts for bathroom renovations, single-family homes, multi-family houses, new builds and conversions.
Service
Repair service and maintenance for plumbing as well as heating and solar installations, including boiler descaling, replacement of units and appliances, filter cleaning, frost protection checks, system servicing and topping up with water.
Trust & reputation

ranQ Trust Score of CR Haustechnik GmbH: 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.

CR Haustechnik 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%
CR Haustechnik GmbH scores 78.5 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.89.612%
  • 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%
CR Haustechnik GmbH 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%
CR Haustechnik GmbH scores 0.9 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 35.0.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

CR Haustechnik 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

Gotenstrasse 21
3018 Bern

At a glance

Legal form
Limited Liability Company
UID
CHE-437.870.776
Founded
2015 · 11 years
Last commercial register change
January 15, 2019
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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