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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesSpecialized Construction InstallationsLausanneDema chauffage Sàrl
Dema chauffage Sàrl Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Dema Chauffage Sàrl is the planning, installation and maintenance of floor heating systems as well as other thermal systems for new buildings, renovations and office buildings. Specific services include the installation of floor heating systems, the renovation of existing heating systems, the installation of solar panels and heat pumps, as well as the dismantling of old systems.

AI-generated
Offering

Products & services

Industry:Specialized Construction Installations
✓ Offered8
Underfloor heating
Underfloor heating for new builds, renovations and professional office spaces; traditional installation, snail-coil installation and active slab depending on the project.
Underfloor heating for new builds
Underfloor heating for new builds, with traditional installation or snail-coil installation, designed on the engineer’s plan to limit thermal bridges.
Underfloor heating for renovations
Underfloor heating for renovations, with Compact-Plus and Minitec systems, suitable for insulated or non-insulated floors and for height constraints.
Active slab
Active slab for professional office spaces, integrating heating and cooling tubes in the building structure to heat and cool the rooms.
Pipeline maintenance
Maintenance of heating pipes for underfloor heating systems, radiators and other installations, to ensure proper operation and longevity.
Solar panel installation
Installation of solar panels to generate your own power and reduce environmental impact.
Heat pump installation
Heat pump installation for a heating solution using renewable energy from air, water or the ground.
Demolition and floor preparation
Demolition and floor preparation to simplify renovation projects and make installation work easier.
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3.9/5

Dema chauffage Sàrl

Trust & reputation

ranQ Trust Score of Dema chauffage Sàrl: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

Dema chauffage Sàrl scores 56.5 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.68.224%
  • 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.17.610%
  • 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.70.08%
Dema chauffage Sàrl scores 82.0 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.97.712%
  • 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%
Dema chauffage Sàrl 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%
Dema chauffage Sàrl 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

Dema chauffage Sàrl reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 1 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 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Avenue des Boveresses 50
1010 Lausanne
Opening hours
Mon
07:00 - 18:00
Tue
07:00 - 18:00
Wed
07:00 - 18:00
Thu
07:00 - 18:00
Fri
07:00 - 18:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-433.960.989
Founded
2012 · 14 years
Last commercial register change
July 6, 2026
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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