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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryCrafts & TradesSpecialized Construction InstallationsAclensTMM Toiture Montage Maintenance Sàrl
TMM Toiture Montage Maintenance Sàrl Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of TMM Sàrl is the planning, installation and maintenance of systems in the field of zenithal lighting (light transmission through the roof) and smoke extraction systems.

AI-generated
Offering

Products & services

Industry:Specialized Construction Installations
✓ Offered7
Zenithal lighting
Domes, roof lanterns and vaults for flat or pitched roofs, with standard or custom solutions to bring natural daylight to buildings.
Smoke and heat vents
Smoke venting solutions with pneumatic/CO₂ or electric drives 24 V and 48 V, compliant with standards, for natural extraction of smoke and heat.
Dome skylights
Dome skylights in acrylic or polycarbonate, opal or transparent, for zenithal lighting of flat roofs or low-slope roofs and for smoke and heat extraction.
Roof lanterns
Roof lanterns for flat or pitched roofs, with thermal-break profiles, safety glazing and options matched to EFC systems.
Vaults
Vaults in aluminium profiles and polycarbonate panels, suited to industrial premises, with a thermo version for the most demanding buildings.
Repairs
Repairs of dome skylights, roof lanterns and opening systems: replacement of domes, seals, glazing, cylinders, motors and mechanisms, with a technical diagnosis.
Opening systems
Opening systems for ventilation or smoke extraction, with pneumatic/CO₂ or electric drives 24 V and 48 V, for new installations or conversions.
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3.7/5

TMM Toiture Montage Maintenance Sàrl

Trust & reputation

ranQ Trust Score of TMM Toiture Montage Maintenance Sàrl: 3.7 out of 5.0

Trust Score3.7/ 5.0

Solid

x

Data basis 96% · As of October 2026

TMM Toiture Montage Maintenance Sàrl scores 53.8 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.70.824%
  • 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.27.910%
  • 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.35.08%
TMM Toiture Montage Maintenance Sàrl scores 70.2 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.70.212%
  • 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%
TMM Toiture Montage Maintenance 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%
TMM Toiture Montage Maintenance 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

TMM Toiture Montage Maintenance Sàrl reaches a ranQ Trust Score of 3.7 out of 5.0 — rated «Solid». The rating draws, among other things, on 5.0 out of 5 stars from 2 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 2 reviews across all connected sources

Sources
GGoogle52
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Chemin du Coteau 21 A
1123 Aclens

At a glance

Legal form
Limited Liability Company
UID
CHE-232.949.151
Founded
2020 · 6 years
Last commercial register change
January 30, 2020
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.88.06%
  • 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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