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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,952 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumberStäfaTerrasi Sanitär
Terrasi Sanitär Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Terrasi Sanitär plans and installs sanitary systems and provides maintenance and repair services. Its work includes conversions, new builds, kitchen and bathroom renovations, boiler replacement, descaling and water treatment.

AI-generated
Presence

Service area

Offering

Products & services

Industry:Plumber
✓ Offered7
Plumbing Service & Repairs
Plumbing service and repairs for toilets, showers, bathrooms and kitchens, including customer service and 24-hour emergency support in Stäfa and the surrounding area.
Conversions and New Builds
Planning and execution of conversions and new builds in the plumbing sector, from installation to on-site implementation.
Renovations for Kitchen & Bathroom
Renovations for kitchen and bathroom, including renewals and adjustments in the existing living area.
Sanitary Installations and Appliances
Installation and replacement of shower toilets, washroom appliances, shower partitions, as well as boiler replacement and descaling.
Unblocking Drains and Sewage Pumps
Unblocking of drains in apartments and houses, as well as supply and installation of sewage pumps.
Water Treatment and Corrosion Protection
Water treatment and corrosion protection for water pipes to improve pipe quality and protect the systems.
Solar Systems
Solar systems in the field of building services/house technology, as an additional installation and execution service.
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4.2/5

Terrasi Sanitär

Trust & reputation

ranQ Trust Score of Terrasi Sanitär: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of November 2026

Terrasi Sanitär scores 74.8 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.72.924%
  • 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.63.210%
  • 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.95.08%
Terrasi Sanitär scores 78.5 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.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%
Terrasi Sanitär scores 86.7 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).86.722%
Terrasi Sanitär scores 4.6 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 35.4.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Terrasi Sanitär reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.6 out of 5 stars from 11 customer reviews. The data basis is 96%, 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.

Reviews

Aggregated rating

Aggregated rating
4.6
of 5

Aggregated from 11 reviews across all connected sources

Sources
GGoogle4.611
★TrustpilotSoon
PProvenExpertSoon

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

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Comparisons

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Location

Glärnischstrasse 58
8712 Stäfa
Opening hours
Mon
07:30 - 18:00
Tue
07:30 - 18:00
Wed
07:30 - 18:00
Thu
07:30 - 18:00
Fri
07:30 - 18:00
Sat
08:00 - 12:00
Sun
Closed

At a glance

Legal form
Sole proprietorship
UID
CHE-110.089.054
Founded
2003 · 23 years
Last commercial register change
November 13, 2023
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • ZHStäfa
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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