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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureInterior ConstructionEcublens VdM + M MONTAGE ET MAINTENANCE SA
M + M MONTAGE ET MAINTENANCE SA Logo
Verified· 3 sourcesTrust Score
Summary

About the company

M + M MONTAGE ET MAINTENANCE SA is a company that designs, installs and maintains interior building elements such as suspended ceilings, modular partitions and raised access floors. It provides design, installation, maintenance and renovation services for commercial and industrial interiors, primarily in French-speaking Switzerland.

AI-generated
Offering

Products & services

Industry:Interior Construction
✓ Offered7
Interior fit-out
Design, execution and maintenance of interior fit-outs for commercial and industrial premises, with in-house design office and a dedicated installation team.
Modular partition walls
Movable partition walls, mobile partitions, glazed partition walls, sanitary partitions and self-contained boxes for reconfiguring professional spaces.
Suspended ceilings
Suspended false ceilings in metal, mineral fibres, wood, wood fibre, aluminium slats, metal grilles, expanded metal and acoustic elements.
Raised technical floors
Raised technical floors that are either non-demountable or demountable, with or without flooring covering, plus floor coverings for professional spaces.
Acoustic solutions
Solutions to optimise the acoustics of offices and other spaces, by reducing noise disturbances.
Installation and maintenance
Installation service with teams trained in-house and a maintenance service for upkeep and renovation of installations.
Complete renovation of premises
Renovation of offices, locker rooms, technical and sanitary areas, including demolition, plastering and painting, and installation of blinds or curtains on partition walls.
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4.4/5

M + M MONTAGE ET MAINTENANCE SA

Trust & reputation

ranQ Trust Score of M + M MONTAGE ET MAINTENANCE SA: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 96% · As of October 2026

M + M MONTAGE ET MAINTENANCE SA scores 78.9 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.78.824%
  • 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.79.710%
  • 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%
M + M MONTAGE ET MAINTENANCE SA scores 88.2 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.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%
M + M MONTAGE ET MAINTENANCE SA 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%
M + M MONTAGE ET MAINTENANCE SA scores 94.3 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 35.94.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

M + M MONTAGE ET MAINTENANCE SA reaches a ranQ Trust Score of 4.4 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.7 out of 5 stars from 22 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
4.7
of 5

Aggregated from 22 reviews across all connected sources

Sources
GGoogle4.722
★TrustpilotSoon
PProvenExpertSoon

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

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Comparisons

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Location

Route de Vallaire 149
1024 Ecublens Vd
Opening hours
Mon
08:00 - 12:00, 13:00 - 17:00
Tue
08:00 - 12:00, 13:00 - 17:00
Wed
08:00 - 12:00, 13:00 - 17:00
Thu
08:00 - 12:00, 13:00 - 17:00
Fri
08:00 - 12:00, 13:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-106.010.262
Founded
1986 · 40 years
Last commercial register change
October 20, 2022
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.100.06%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.95.03%
    • Full methodology

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