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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesSecurity ServicesSurseeSAG Schlüssel-Service AG
SAG Schlüssel-Service AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

SAG Schlüssel-Service AG provides locksmith and access-control services, including locking systems, electronic access solutions, burglary protection, escape-route hardware and door automation. Its services also cover consulting and planning, installation, maintenance and support, emergency openings and key/cylinder replacement and duplication.

AI-generated
Offering

Products & services

Industry:Security Services
✓ Offered9
Locking systems and access control systems
Locking systems, digital access solutions and classic locking technology for private and commercial properties; consulting, planning and implementation from a single source.
Burglar protection
Burglar protection with additional locks, anti-drilling protection, security plates and other retrofits to secure weak points on doors and access points.
Emergency and escape route technology
Emergency and escape route technology for standard-compliant emergency exits and doors, including inspection according to safety standards and the use of panic locks.
Door automation and barrier-free access
Door automation for safe, comfortable and barrier-free access, so that doors open automatically and appropriately for the situation.
Mailbox systems
Planning and installation of mailbox systems for single-family homes, multi-unit properties and business premises, tailored to function, security and appearance.
Service and maintenance
Service, regular testing and maintenance of access control systems so that installations operate reliably and failures are reduced.
Reorders and replacement
Replacement keys, emergency openings during business hours, and replacement of cylinders and keys; additional keys for small cylinders and car keys.
Consulting and planning
Concept development and access planning for home or business, from the first idea to the finished solution.
Software training and support
Software training, system support and remote maintenance after installation, as well as ongoing assistance with questions during day-to-day operation.
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4.5/5

SAG Schlüssel-Service AG

Trust & reputation

ranQ Trust Score of SAG Schlüssel-Service AG: 4.5 out of 5.0

Trust Score4.5/ 5.0

Excellent

x

Data basis 96% · As of October 2026

SAG Schlüssel-Service AG scores 91.1 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.89.524%
  • 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.97.410%
  • 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%
SAG Schlüssel-Service AG scores 85.5 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.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%
SAG Schlüssel-Service AG 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%
SAG Schlüssel-Service AG scores 31.4 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 35.31.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

SAG Schlüssel-Service AG reaches a ranQ Trust Score of 4.5 out of 5.0 — rated «Excellent». The rating draws, among other things, on 4.9 out of 5 stars from 45 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
4.9
of 5

Aggregated from 45 reviews across all connected sources

Sources
GGoogle4.945
★TrustpilotSoon
PProvenExpertSoon

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

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Comparisons

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Location

Buchenstrasse 4
6210 Sursee
Opening hours
Mon
08:00 - 12:00, 13:30 - 18:30
Tue
08:00 - 12:00, 13:30 - 18:30
Wed
08:00 - 12:00, 13:30 - 18:30
Thu
08:00 - 12:00, 13:30 - 18:30
Fri
08:00 - 12:00, 13:30 - 18:30
Sat
08:15 - 12:00, 13:15 - 16:00
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-103.734.837
Founded
1986 · 40 years
Last commercial register change
December 9, 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.
100.0
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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