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DirectoryEnergy & EnvironmentSolar & PhotovoltaicsUnterendingenRUBAG Heizung - Sanitär AG
RUBAG Heizung - Sanitär AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

RUBAG Heizung - Sanitär AG provides heating, sanitary, ventilation and solar installations, as well as maintenance, repairs and boiler servicing. The company plans and executes new-builds and renovations and offers water treatment, rainwater systems and water-softening solutions.

AI-generated
Offering

Products & services

Industry:Solar & Photovoltaics
✓ Offered6
Heating installations
Planning and installation for new builds and renovations, renovation of heating systems, alternative heating systems such as heat pumps, district heating, pellets, firewood and wood chips, Minergie solutions, service and repairs.
Sanitary installations
New builds and renovations of residential and industrial facilities, bathroom renovations from A to Z, house service lines, water softening systems, rainwater use, central vacuum systems, water pipe damage, service and repairs.
Boiler maintenance
Regular maintenance of combination and electric boilers, inspections every three to four years, checking and replacing the tank protective anode, cleaning the cylinders and ensuring hygienic conditions.
Ventilation installations
Apartment ventilation and building ventilation technology; consultation and support for installations as part of new builds and renovations, as well as refurbishments.
Solar systems
Advisory services for solar systems and solar energy, in particular for domestic hot-water preparation and energy planning in new builds.
Building services for new builds and renovations
Building services in the areas of heating, sanitary, ventilation and solar for single-family homes, multi-family houses, commercial buildings and public facilities.
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4.1/5

RUBAG Heizung - Sanitär AG

Trust & reputation

ranQ Trust Score of RUBAG Heizung - Sanitär AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

RUBAG Heizung - Sanitär AG scores 67.9 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.70.024%
  • 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.61.010%
  • 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.70.08%
RUBAG Heizung - Sanitär AG scores 85.5 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.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%
RUBAG Heizung - Sanitär AG scores 83.3 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).83.322%
RUBAG Heizung - Sanitär AG scores 14.3 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 35.14.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

RUBAG Heizung - Sanitär AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 4.5 out of 5 stars from 10 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
4.5
of 5

Aggregated from 10 reviews across all connected sources

Sources
GGoogle4.510
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Oberdorfstrasse 44
5305 Unterendingen
Opening hours
Mon
07:00 - 12:00, 13:00 - 17:00
Tue
07:00 - 12:00, 13:00 - 17:00
Wed
07:00 - 12:00, 13:00 - 17:00
Thu
07:00 - 12:00, 13:00 - 17:00
Fri
07:00 - 12:00, 13:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-107.101.418
Founded
1969 · 57 years
Last commercial register change
February 28, 2014
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.
100.0
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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