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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,544 companies indexed · Last updated: today
DirectoryCrafts & TradesMetal ConstructionPlan-Les-OuatesSDE Serrurerie Sàrl
SDE Serrurerie Sàrl Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of SDE includes mainly locksmithing, i.e. the art of lock-making, including: Locksmithing, Emergency repairs, Maintenance, Locking systems, Metal construction, Armored doors, Safes and fireproof cabinets, Digital access control, Locks and bolts, Doors, windows, partitions, Railings and balustrades, Staircases, Awnings, Gates and fences, Verandas. The company thus offers a wide range of services in the field of locksmithing, metal construction and security technology.

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Products & services

Industry:Metal Construction
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4.2/5

SDE Serrurerie Sàrl

✓ Offered
12
24/7 emergency locksmith service
Express emergency call-outs, opening of doors, a jammed lock, a slammed door, replacement of cylinders and emergency intervention every day of the year.
Locksmithing maintenance and servicing
Maintenance, repair and servicing of locks, doors and security components; restoration of installations, regular follow-up and handling of selected insurance files.
Locking systems
Locking systems to secure property and premises: armoured doors, safes, fireproof cabinets, digital access management, locks and latches.
Armoured doors
Armoured doors made to measure, tailored to existing structures, to strengthen resistance against break-ins and protect homes.
Safes and fireproof cabinets
Safes and fireproof cabinets to protect documents and valuables, with different sizes and protection classes.
Digital access management
Badge- or card-based access control solutions, authentication, authorisation and real-time traceability of access events to manage entries and exits.
Locks and latches
Locks and latches for traditional or modern systems, with advice, installation and adaptation to the security needs of the premises.
Metal construction
Design, workshop fabrication and on-site installation of metal construction works and structures in aluminium, steel and stainless steel.
Metal doors, sliding door-windows and partitions
Apartment building entrance doors, sliding door-windows and custom-made interior separation partitions in metal construction.
Handrails and guardrails
Handrails, guardrails and balustrades made to measure in the workshop according to the customer’s preferences and requirements.
Metal staircases
Straight, spiral, stringer or central-axle staircases, rotating staircases and escape staircases made to measure.
Metal gates and fencing
Custom-made metal gates and fencing, from design through fabrication, to secure and equip properties.
Trust & reputation

ranQ Trust Score of SDE Serrurerie Sàrl: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

SDE Serrurerie Sàrl scores 76.5 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.71.824%
  • 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.78.610%
  • 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.88.08%
SDE Serrurerie Sàrl scores 67.8 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.64.612%
  • 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%
SDE Serrurerie 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%
SDE Serrurerie Sàrl scores 77.1 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 35.77.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

SDE Serrurerie Sàrl reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.5 out of 5 stars from 21 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
4.5
of 5

Aggregated from 21 reviews across all connected sources

Sources
GGoogle4.521
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Chemin de la Fauconnerie 6
1228 Plan-Les-Ouates
Opening hours
Mon
24h
Tue
24h
Wed
24h
Thu
24h
Fri
24h
Sat
24h
Sun
24h

At a glance

Legal form
Limited Liability Company
UID
CHE-449.280.624
Founded
2021 · 5 years
Last commercial register change
May 28, 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.
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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