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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumbing & Building ServicesSteinhausenPeter Schwendeler GmbH
Peter Schwendeler GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Peter Schwendeler GmbH is the planning, installation, maintenance, and repair of sanitary, heating, and ventilation systems for private and commercial sectors. This includes, in particular: Sanitary installations (water installations, kitchen and bathroom renovations), heating installations (heat pumps, oil heating systems, wood-fired heating systems, boiler descaling), and ventilation systems (controlled residential ventilation, exhaust systems, complete ventilation systems for commercial use). The company thus offers a comprehensive range of services in the field of building technology and is regionally rooted in the Steinhausen area.

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Products & services

Industry:Plumbing & Building Services
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3.9/5

Peter Schwendeler GmbH

3
Sanitary installations
Planning, installation and maintenance of sanitary installations; conversions and renovation of kitchens and bathrooms, water installations, descaling of boilers, as well as repair, service and upkeep.
Heating installations
Installation, inspection, repair, renovation and maintenance of heating solutions; heat pumps, oil-fired heating systems, wood-fired heating systems, as well as repair, service and upkeep.
Ventilation systems
Installation of controlled residential ventilation systems and exhaust air systems; maintenance, repair, service and upkeep for residential buildings and commercial facilities.
Trust & reputation

ranQ Trust Score of Peter Schwendeler GmbH: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

Peter Schwendeler GmbH scores 53.8 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
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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.70.824%
  • 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.27.910%
  • 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.35.08%
Peter Schwendeler GmbH scores 83.0 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%
Peter Schwendeler GmbH scores 85.0 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).85.022%
Peter Schwendeler GmbH scores 2.9 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 35.2.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Peter Schwendeler GmbH 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 2 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 2 reviews across all connected sources

Sources
GGoogle52
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Allmendstrasse 11 A
6312 Steinhausen
Opening hours
Mon
07:30 - 12:00, 13:15 - 17:15
Tue
07:30 - 12:00, 13:15 - 17:15
Wed
07:30 - 12:00, 13:15 - 17:15
Thu
07:30 - 12:00, 13:15 - 17:15
Fri
07:30 - 12:00, 13:15 - 17:15
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-105.077.447
Founded
1999 · 27 years
Last commercial register change
January 28, 2009
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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