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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentSolar & PhotovoltaicsSteg Im TösstalAndres Hausammann Sanitär, Heizung & Solaranlagen Umbauten Neubauten Reparaturen und Boilerentkalkungen
Andres Hausammann Sanitär, Heizung & Solaranlagen Umbauten Neubauten Reparaturen und Boilerentkalkungen Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Hausammann Haustechnik is the provision of services in the field of sanitary and heating technology, including the installation, maintenance and repair of sanitary and heating systems, as well as the planning and implementation of systems with renewable energies such as solar systems and heat pumps.

AI-generated
Offering

Products & services

Industry:Solar & Photovoltaics
✓ Offered8
Sanitary installations
Sanitary installations in new builds and conversions, bathroom renovations and refurbishments, water treatment systems, pressure boosting systems, drain cleaning and water damage remediation.
Heating installations and heating service
New installations, boiler refurbishments and replacements, replacement of circulation pumps, pump service, repairs and underfloor heating including insulation.
Solar thermal systems
Solar thermal systems for domestic hot water production and renewable heating systems, including advice on suitable systems and combination with heat pumps or wood heating.
Bathroom conversions and bathroom renovations
Bathroom conversions, bathroom renovations and refurbishments, including sanitary installations and fit-out for the new bathroom.
Heat generation systems with renewable energy
Heat pumps, modern wood heating systems and solar thermal systems, with advice on choosing the suitable heating system and improving energy efficiency.
Thermography and energy consulting
Thermographic scans of the house, identifying heat losses and energy-saving potential, tips for improvement measures and building insulation.
Core drilling and minor demolition work
Core drilling up to 150 mm diameter for water and electrical lines, as well as minor dismantling and demolition work as part of renovations.
Boiler descaling and repairs
Boiler descaling, service repairs, minor repairs, as well as repairs of conventional heating systems and sanitary installations.
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4.1/5

Andres Hausammann Sanitär, Heizung & Solaranlagen Umbauten Neubauten Reparaturen und Boilerentkalkungen

Trust & reputation

ranQ Trust Score of Andres Hausammann Sanitär, Heizung & Solaranlagen Umbauten Neubauten Reparaturen und Boilerentkalkungen: 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.

Andres Hausammann Sanitär, Heizung & Solaranlagen Umbauten Neubauten Reparaturen und Boilerentkalkungen 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%
Andres Hausammann Sanitär, Heizung & Solaranlagen Umbauten Neubauten Reparaturen und Boilerentkalkungen 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.100.012%
  • 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%
Andres Hausammann Sanitär, Heizung & Solaranlagen Umbauten Neubauten Reparaturen und Boilerentkalkungen 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%
Andres Hausammann Sanitär, Heizung & Solaranlagen Umbauten Neubauten Reparaturen und Boilerentkalkungen scores 6.3 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 35.6.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Andres Hausammann Sanitär, Heizung & Solaranlagen Umbauten Neubauten Reparaturen und Boilerentkalkungen 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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Comparisons

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Location

Aeschacker 1
8496 Steg Im Tösstal
Opening hours
Mon
07:00 - 12:00, 13:00 - 20:00
Tue
07:00 - 12:00, 13:00 - 20:00
Wed
07:00 - 12:00, 13:00 - 20:00
Thu
07:00 - 12:00, 13:00 - 20:00
Fri
07:00 - 12:00, 13:00 - 20:00
Sat
07:00 - 12:00
Sun
Closed

At a glance

Legal form
Sole proprietorship
UID
CHE-101.579.135
Founded
1991 · 35 years
Last commercial register change
April 28, 2010
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.67.06%
  • 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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