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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryCrafts & TradesMetal ConstructionAïreL & F Serrurerie et Constructions Métalliques SA
L & F Serrurerie et Constructions Métalliques SA Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of L & F Serrurerie et Constructions Métalliques is the provision of services and works in the field of metal construction, locksmithing and security. This includes in particular: metal constructions, including the manufacture of structures for elevators and the cladding of elevator cabins; locksmithing works, including the manufacture and installation of doors, gates and other metal parts; security services, including the installation and maintenance of security systems; troubleshooting and repair of metal parts and security systems; maintenance and upkeep of metal constructions and security systems.

AI-generated
Offering

Products & services

Industry:Metal Construction
✓ Offered3
Metal construction
Custom elevator structures, cabin cladding and pylons, creation of elevator structures and shafts; doors, glazing, awnings, glass roofs, pergolas, metal barriers and shelters.
Locksmithing & Security
Security locks, armoured doors, electronic badge or digicode locks, armoured glazing and fire-resistant glazing; installation, renovation and bringing up to standard.
Breakdown Service & Repair
Unlocking and opening doors, service on safes, building maintenance and cylinder replacement, with emergency interventions in the canton of Geneva.
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4.1/5

L & F Serrurerie et Constructions Métalliques SA

Trust & reputation

ranQ Trust Score of L & F Serrurerie et Constructions Métalliques SA: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

L & F Serrurerie et Constructions Métalliques SA has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
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CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
L & F Serrurerie et Constructions Métalliques SA scores 85.5 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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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%
L & F Serrurerie et Constructions Métalliques SA scores 83.3 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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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).83.322%
L & F Serrurerie et Constructions Métalliques SA scores 2.3 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 35.2.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

L & F Serrurerie et Constructions Métalliques SA reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, 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.

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Location

Chemin de la Verseuse 3
1219 Aïre

At a glance

Legal form
Corporation
UID
CHE-110.519.623
Founded
2004 · 22 years
Last commercial register change
July 7, 2021
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.70.03%
    • Full methodology

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