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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentSolar & PhotovoltaicsSchliern B. KönizDura Haustechnik GmbH
Dura Haustechnik GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Dura Haustechnik is the planning, installation and maintenance of heating, sanitary and solar systems for residential and commercial buildings. The company offers innovative and sustainable solutions in the fields of heating, sanitation and solar technology, with the goal of creating living spaces that are tailored to the needs of customers, sustainable and energy-efficient.

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Offering

Products & services

Industry:Solar & Photovoltaics
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3.8/5

Dura Haustechnik GmbH

✓ Offered6
Plumbing
Installation of modern bathrooms, water pipes as well as repair and maintenance of sanitary installations for new builds, renovations and maintenance.
Heating
Efficient heating systems for new builds and renovations, with tailor-made solutions and energy-saving technologies for comfort and environmental friendliness.
Solar
Design and installation of solar installations, from consultation to commissioning, including solutions for private homes and businesses.
Maintenance
Regular maintenance and expert service for heating, plumbing and solar, so that installations work flawlessly and remain usable longer.
Planning
Planning concepts for heating, plumbing and solar systems, from the first idea to detailed implementation with sustainable solutions.
Specialist construction supervision
Specialist construction management for projects, including coordination of trades, monitoring of construction progress and control of deadlines, costs and quality.
Trust & reputation

ranQ Trust Score of Dura Haustechnik GmbH: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

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Data basis 54% · As of October 2026

Dura 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.
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%
Dura Haustechnik GmbH scores 61.5 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.50.012%
  • 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%
Dura 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%
Dura Haustechnik GmbH scores 4.6 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 35.4.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Dura Haustechnik GmbH reaches a ranQ Trust Score of 3.8 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

Haselholzweg 26
3098 Schliern B. Köniz

At a glance

Legal form
Limited Liability Company
UID
CHE-386.746.827
Founded
2023 · 3 years
Last commercial register change
October 29, 2025
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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