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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,701 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumbing & Building ServicesHochwaldBrosi GmbH
Brosi GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Brosi GmbH is the planning, installation, maintenance and repair of sanitary facilities, water pipes and well systems, as well as the descaling of boilers and the construction of fountains.

AI-generated
Offering

Products & services

Industry:Plumbing & Building Services
✓ Offered7
Sanitary installations
Sanitary installations for new builds and conversions as well as renovations, including service lines, repair service, boiler descaling and descaling systems.
Fountains and water features
Fountain systems and water features in the field of sanitary and water installations, listed as a standalone service.
Boiler descaling
Boiler descaling and maintenance of water heaters to ensure functionality, operational safety, service life and hygiene.
Repair service
Repair service for sanitary facilities and water-bearing installations, carried out by qualified specialists.
Service lines
Service lines for buildings and facilities, as part of sanitary and building services.
Descaling systems
Descaling systems for water treatment and protection of installations, offered as part of sanitary services.
New builds and conversions
Plumbing work for new builds and conversions as well as renovations of buildings.
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4.0/5

Brosi GmbH

Trust & reputation

ranQ Trust Score of Brosi GmbH: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

Brosi GmbH scores 65.8 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.67.124%
  • 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.52.910%
  • 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%
Brosi 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%
Brosi GmbH 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%
Brosi GmbH scores 0.6 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 35.0.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Brosi GmbH reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 4.4 out of 5 stars from 7 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
4.4
of 5

Aggregated from 7 reviews across all connected sources

Sources
GGoogle4.47
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Gässli 5
4146 Hochwald

At a glance

Legal form
Limited Liability Company
UID
CHE-101.501.050
Founded
2000 · 26 years
Last commercial register change
November 3, 2015
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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