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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryCrafts & TradesSheet Metal WorkDübendorfBosshard Spenglerei & Sanitär AG
Bosshard Spenglerei & Sanitär AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Bosshard Spenglerei & Sanitär AG is the execution of sanitary, heating and plumbing work, particularly in the areas of bathroom and kitchen renovations as well as complex and specialized plumbing work.

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Offering

Products & services

Industry:Sheet Metal Work
✓ Offered3
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4.5/5

Bosshard Spenglerei & Sanitär AG

Sanitary solutions
Bathroom renovations, planning, consultation and execution; repairs and maintenance of water taps, flushing cisterns and boiler systems; kitchen and laundry-room renovations as well as drain unblocking.
Sheet metal work
Planning, consultation and execution of sheet metal work made of copper, titanium zinc or stainless chromium steel; cladding for chimneys and dormers, installation of roof windows, gutter cleaning and lightning protection systems.
Heating service and smaller heating installations
Top-up of system operating water, pressure regulation and venting of heating systems; replacement of radiators, repair of radiator valves and heat pumps for heating and domestic hot water.
Trust & reputation

ranQ Trust Score of Bosshard Spenglerei & Sanitär AG: 4.5 out of 5.0

Trust Score4.5/ 5.0

Excellent

x

Data basis 96% · As of October 2026

Bosshard Spenglerei & Sanitär AG scores 93.7 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.92.424%
  • 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.91.810%
  • 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.100.08%
Bosshard Spenglerei & Sanitär AG scores 83.5 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.95.212%
  • 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%
Bosshard Spenglerei & Sanitär 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%
Bosshard Spenglerei & Sanitär AG scores 25.7 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 35.25.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Bosshard Spenglerei & Sanitär AG reaches a ranQ Trust Score of 4.5 out of 5.0 — rated «Excellent». The rating draws, among other things, on 5.0 out of 5 stars from 36 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 36 reviews across all connected sources

Sources
GGoogle536
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Bahnhofstrasse 29
8600 Dübendorf
Opening hours
Mon
08:00 - 12:00, 13:30 - 17:30
Tue
08:00 - 12:00, 13:30 - 17:30
Wed
08:00 - 12:00, 13:30 - 17:30
Thu
08:00 - 12:00, 13:30 - 17:30
Fri
08:00 - 12:00, 13:30 - 17:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-206.672.860
Founded
2013 · 13 years
Last commercial register change
July 3, 2013
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.100.06%
  • 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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