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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,701 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding MaintenanceBadenThermolux GmbH
Thermolux GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Thermolux GmbH is the provision of services in the field of building technology, particularly in the areas of: Sanitary, Heating, Ventilation, Solar and Technical Building Maintenance. The company offers maintenance, servicing and repairs of all types of installations, regardless of whether they were installed by Thermolux itself or not. Additionally, the company provides a 24-hour emergency service.

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Offering

Products & services

Industry:Building MaintenancePlumbing & Building Services
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4.0/5

Thermolux GmbH

✓ Offered6
Building Services
Building services for new builds, conversions and service; planning, installation and maintenance of heating, plumbing, ventilation and solar systems.
Plumbing
Plumbing installations for new builds and conversions, service and maintenance of sanitary facilities, repair and replacement, bathroom renovations, boiler descaling.
Heating
Heating system installations, service and maintenance, repair and replacement, heating refurbishments and optimisation, heat pumps.
Ventilation
Ventilation systems for commercial, industrial and private use, heat recovery, service and maintenance, repair and replacement of ventilation systems.
Solar
Thermal solar systems and photovoltaic systems, mounting and installation, service and maintenance, repair and replacement of solar systems.
24-hour emergency service
24-hour emergency service for building services; maintenance of installed systems and third-party systems in the field of building services.
Trust & reputation

ranQ Trust Score of Thermolux GmbH: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

Thermolux GmbH scores 68.3 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.73.124%
  • 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.35.310%
  • 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.95.08%
Thermolux GmbH scores 77.2 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.86.512%
  • 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%
Thermolux 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%
Thermolux GmbH scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Thermolux GmbH reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 3 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 3 reviews across all connected sources

Sources
GGoogle53
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Bruggerstrasse 188
5400 Baden
Opening hours
Mon
07:00 - 17:00
Tue
07:00 - 17:00
Wed
07:00 - 17:00
Thu
07:00 - 17:00
Fri
07:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-479.432.933
Founded
2016 · 10 years
Last commercial register change
January 22, 2024
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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