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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,952 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureScaffoldingLe LignonMERC'ALU Sàrl
MERC'ALU Sàrl Logo
Verified· 3 sourcesTrust Score
Summary

About the company

MERC'ALU Sàrl installs and dismantles scaffolding for construction and renovation projects and rents out scaffolding. Its services include temporary roofs, public access stairs, walkways, goods and passenger hoists, and scaffolding for specialised work.

AI-generated
Presence

Service area

Offering

Products & services

Industry:Scaffolding
✓ Offered4
Scaffolding
Erection and dismantling of light and heavy scaffolding for facades, suspended platforms, access at height, public access with certified stairs, overhead crane and retractable thermal tarpaulins.
Temporary roofs
Installation of temporary aluminium roof structures to protect the site all year round, to cover the entire building and to provide temporary openings according to progress of the works.
Public staircases, footbridges, passageways
Installation of approved staircases, connecting footbridges and passageways to keep access open for users, including emergency exits during the works.
Special works
Scaffolding tailored to special building sites, in particular renovation of churches and historic buildings, archaeological excavations, suspended decking and cantilevers.
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4.1/5

MERC'ALU Sàrl

Trust & reputation

ranQ Trust Score of MERC'ALU Sàrl: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of November 2026

MERC'ALU Sàrl scores 68.1 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.67.824%
  • 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.67.110%
  • 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%
MERC'ALU Sàrl scores 83.5 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.92.512%
  • 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.70.07%
MERC'ALU Sàrl scores 86.7 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).86.722%
MERC'ALU Sàrl scores 20.0 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 35.20.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

MERC'ALU Sàrl reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 4.4 out of 5 stars from 13 customer reviews. The data basis is 96%, so the score is backed by part of the criteria. As of November 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
4.4
of 5

Aggregated from 13 reviews across all connected sources

Sources
GGoogle4.413
★TrustpilotSoon
PProvenExpertSoon

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

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Comparisons

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Location

Route du Bois-des-Frères 36
1219 Le Lignon
Opening hours
Mon
07:00 - 12:00, 14:00 - 17:00
Tue
07:00 - 12:00, 14:00 - 17:00
Wed
07:00 - 12:00, 14:00 - 17:00
Thu
07:00 - 12:00, 14:00 - 17:00
Fri
07:00 - 12:00, 14:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-438.198.562
Founded
2014 · 12 years
Last commercial register change
January 14, 2022
Employees
11 to 20

Active in 1 of 26 cantons

  • GEGeneva
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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