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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,952 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumberBlonayRobert Uldry, Installations Sanitaires Sàrl
Robert Uldry, Installations Sanitaires Sàrl Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Robert Uldry, Installations Sanitaires Sàrl designs and installs sanitary and heating systems for new buildings and renovations. Its services also include repairs, descaling and drain unblocking, as well as heat pumps, water treatment and cooling systems.

AI-generated
Presence

Service area

Offering

Products & services

Industry:Plumber
✓ Offered9
Plumbing and heating systems
Design and installation of tailor-made plumbing and heating systems for new builds and renovations, including material selection and compliance with standards.
Conversion and renovation
Conversion and renovation of plumbing and heating installations to improve efficiency, aesthetics and compliance with standards.
24/7 emergency repair service
24/7 troubleshooting for plumbing and heating to quickly resolve emergencies and restore comfort in homes or professional premises.
Descaling and drain clearing
Descaling and clearing of plumbing installations to keep everything running smoothly, prevent problems and extend the service life of the equipment.
Heat pump
Installation of heat pumps for eco-friendly and cost-effective heating, with solutions tailored to thermal comfort and energy consumption.
Cooling
Cooling solutions to improve comfort in summer, using energy-efficient systems tailored to users' needs.
Gas and oil boiler
Installation of gas and oil boilers for heating homes or offices, with conventional solutions tailored to thermal needs.
Water softener, water treatment
Installation of water softeners and water treatment systems to reduce hardness, limit limescale and protect installations.
Air heater
Installation of air heaters to heat large areas efficiently in professional premises, with solutions tailored to specific requirements.
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4.4/5

Robert Uldry, Installations Sanitaires Sàrl

Trust & reputation

ranQ Trust Score of Robert Uldry, Installations Sanitaires Sàrl: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 96% · As of November 2026

Robert Uldry, Installations Sanitaires Sàrl scores 85.3 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.84.724%
  • 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.92.510%
  • 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%
Robert Uldry, Installations Sanitaires Sàrl scores 84.6 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%
Robert Uldry, Installations Sanitaires Sàrl 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%
Robert Uldry, Installations Sanitaires Sàrl scores 10.0 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 35.10.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Robert Uldry, Installations Sanitaires Sàrl reaches a ranQ Trust Score of 4.4 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.8 out of 5 stars from 37 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
4.8
of 5

Aggregated from 37 reviews across all connected sources

Sources
GGoogle4.837
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Hier entsteht die Karte
Route de Tercier 29
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
Limited Liability Company
UID
CHE-101.679.541
Founded
2001 · 25 years
Last commercial register change
December 27, 2024
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • VDBlonay - Saint-Légier
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.88.06%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.85.03%
    • Full methodology

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