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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint747,212 companies indexed · Last updated: today
DirectoryCrafts & TradesAir conditioningZurichFäs Installationen AG
Fäs Installationen AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Fäs Installationen AG provides building-services installations in plumbing, heating, ventilation and air conditioning, as well as sheet-metal work. Its services include new installations and renovations, repairs, maintenance and hygiene testing.

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Service area

Offering

Products & services

Industry:Air conditioningHeating installerPlumber
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Fäs Installationen AG

✓ Offered8
Sanitary installations
Sanitary remodels and refurbishments, bathroom conversions, water softening, and solar thermal and photovoltaic systems for heating and domestic hot water.
Heating installations
Heating replacement and refurbishments, bivalent heat generation, mobile heating centres, boiler replacement, and repairs when an installation fails.
Air conditioning installations
Air conditioning systems from recirculation units with chilled-water sets to reversible climate systems, including ventilation, split air conditioning, and cooling systems.
Roofing sheet metal work
Chimney flashings, gutters, cappings, flat-roof work, roof refurbishments, and work on the building envelope.
Consulting for building-services projects
Consulting for bathroom conversions, heating replacement, heat pumps, solar networks, and bivalent systems, with support through completion.
HVAC and sanitary maintenance
Maintenance of heating, ventilation, air-conditioning, and sanitary systems, service contracts, regular servicing, and water-quality checks.
Building services repair service
Repairs for faults in sanitary, heating, and air-conditioning systems, plus temporary heating or cooling installations in emergencies.
Water-quality hygiene measurements
Measurements for drinking-water hygiene, checks of softening systems, legionella prevention, and water quality in heating, cooling, and refrigeration systems.
Trust & reputation

ranQ Trust Score of Fäs Installationen AG: 3.5 out of 5.0

Trust Score3.5/ 5.0

Solid

x

Data basis 54% · As of November 2026

Fäs Installationen 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.
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%
Fäs Installationen AG scores 42.7 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%
Fäs Installationen AG scores 85.0 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).85.022%
Fäs Installationen AG scores 17.1 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 35.17.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Fäs Installationen AG reaches a ranQ Trust Score of 3.5 out of 5.0 — rated «Solid». 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

Bernerstrasse Nord 210
8064 Zurich

At a glance

Legal form
Corporation
UID
CHE-396.405.612
Founded
2026 · 0 years
Last commercial register change
July 17, 2026
Employees
1 to 10

Active in 8 of 26 cantons

  • Central Switzerland
  • AGAargau
  • ZHZurich
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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