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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumbing & Building ServicesBlonayJCB, Jean-Claude Bonjour, successeur Olivier Bonjour
JCB, Jean-Claude Bonjour, successeur Olivier Bonjour Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of JCB Chauffage Sanitaire is the installation, maintenance, and repair of sanitary facilities, heating systems, and thermal installations, including: Sanitary facilities: installation, maintenance, and repair of sanitary facilities in buildings and industrial facilities, including water softening, piping work, water supply, and solar systems. Heating systems: installation, maintenance, and repair of various heating systems, including gas heating, wood heating, heat pumps, and oil heating. Thermal installations: installation, maintenance, and repair of thermal installations, including solar heating systems. The company also provides consulting, cost estimates, and studies for these services.

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Products & services

Industry:Plumbing & Building Services
✓ Offered
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4.1/5

JCB, Jean-Claude Bonjour, successeur Olivier Bonjour

5
Heating & Plumbing
Installations, breakdown service and maintenance of heating and sanitary for buildings and industrial installations; gas, wood, heat pump, heating oil, softened or demineralised water, pipes and solar panels.
Breakdown Service and Maintenance
Breakdown service and maintenance of the installations, with vehicles equipped for the majority of interventions; advice, estimates and studies are also offered.
Sanitary Installations
Installation, breakdown service and maintenance of sanitary installations for buildings and industrial installations; softened or demineralised water, pipes laid in trenches, induction and water connection, solar panels.
Heating Installations
Installation, breakdown service and maintenance of heating systems with gas, wood, heat pump and heating oil.
Solar Thermal Installations
Installation, breakdown service and maintenance of solar thermal installations, with solar heating.
Trust & reputation

ranQ Trust Score of JCB, Jean-Claude Bonjour, successeur Olivier Bonjour: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 96% · As of October 2026

JCB, Jean-Claude Bonjour, successeur Olivier Bonjour scores 77.3 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.81.624%
  • 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.58.610%
  • 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.88.08%
JCB, Jean-Claude Bonjour, successeur Olivier Bonjour scores 69.6 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.79.212%
  • 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%
JCB, Jean-Claude Bonjour, successeur Olivier Bonjour 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%
JCB, Jean-Claude Bonjour, successeur Olivier Bonjour scores 17.1 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.17.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

JCB, Jean-Claude Bonjour, successeur Olivier Bonjour reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 9 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 9 reviews across all connected sources

Sources
GGoogle59
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Route de Brent 9
1807 Blonay
Opening hours
Mon
07:30 - 12:00, 13:00 - 17:00
Tue
07:30 - 12:00, 13:00 - 17:00
Wed
07:30 - 12:00, 13:00 - 17:00
Thu
07:30 - 12:00, 13:00 - 17:00
Fri
07:30 - 12:00, 13:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Sole proprietorship
UID
CHE-176.748.195
Founded
2018 · 8 years
Last commercial register change
April 13, 2022
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.67.06%
  • 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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