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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumbing & Building ServicesZurichCavegn Haustechnik
Cavegn Haustechnik Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Cavegn Haustechnik is the planning, installation, maintenance, and repair of sanitary and heating systems in buildings. This includes, in particular, the following areas: Sanitary technology: bathroom renovations, conversions, renewal and installation of water and wastewater systems, garden valves, water softening systems, compressed air installations, and small lifting systems. Heating technology: heat generation, radiators and towel radiators, thermostat valves, circulation pumps, heat generators, heat distribution, and underfloor heating. Service and maintenance: decalcification of plate heat exchangers, checking and replacing water filters, inspecting and replacing safety fittings, renewing silicone joints, and other service work on sanitary and heating systems.

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Products & services

Industry:Plumbing & Building Services
✓ Offered
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3.9/5

Cavegn Haustechnik

3
Plumbing installation and renovation
Plumbing installation for new builds, conversions and renovations; installation of drinking-water and wastewater lines, mounting of sanitary fixtures, concealed-frame installations, replacement of sanitary equipment and pressure testing.
Heating installation and heat pumps
Heating installation for new builds and renovations; modernization and replacement of heating systems, integration of heat pumps, underfloor heating, hot-water and buffer tanks, and commissioning.
Service and maintenance for sanitary and heating systems
Service and maintenance work for sanitary and heating systems; inspection of water lines, descaling, replacement of defective parts, leak repair, as well as maintenance of heat pumps, gas and oil heating systems.
Trust & reputation

ranQ Trust Score of Cavegn Haustechnik: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

Cavegn Haustechnik scores 74.2 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
x
CriterionValueWeight
  • Review quality: The average rating across all connected sources, smoothed against the industry mean. So 5.0 stars from three reviews do not outrank 4.7 from three hundred.80.624%
  • Review volume: The number of reviews across all sources. The scale is logarithmic: the first reviews count the most, and the maximum is reached at 50 reviews.55.910%
  • Review recency: The age of the most recent review. Two-year-old reviews deliberately sit in the middle, because that is normal for Swiss SMEs. Only after three years without a new voice does the value drop markedly.78.08%
Cavegn Haustechnik scores 52.6 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.39.612%
  • 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%
Cavegn Haustechnik 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%
Cavegn Haustechnik scores 1.1 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 35.1.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Cavegn Haustechnik reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 8 customer reviews. The data basis is 96%, 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.

Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 8 reviews across all connected sources

Sources
GGoogle58
★TrustpilotSoon
PProvenExpertSoon

Further sources are added continuously and factored into the ranQ Rating.

Knowledge

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Location

Imbisbühlstrasse 71
8049 Zurich
Opening hours
Mon
07:30 - 17:30
Tue
07:30 - 17:30
Wed
07:30 - 17:30
Thu
07:30 - 17:30
Fri
07:30 - 16:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Sole proprietorship
UID
CHE-158.358.790
Founded
2024 · 2 years
Last commercial register change
July 3, 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.
67.0
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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