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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesSecurity ServicesFrauenfeldSiedler Alarm GmbH
Siedler Alarm GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Siedler Alarm GmbH is the planning, installation, maintenance and support of security systems, including alarm systems, video surveillance and access control, as well as the implementation of security analyses and the provision of remote support and patrol services.

AI-generated
Offering

Products & services

Industry:Security Services
✓ Offered7
Alarm systems
Alarm systems for homes, apartments, offices, companies and institutions; wired and wireless alarm systems, emergency call reporting systems, protective mist, laser detection and motion detectors.
Video surveillance
Video surveillance for homes, apartments, offices, commercial premises and institutions; surveillance cameras, video management and recording systems, construction site cameras, outdoor webcams and people counting.
Fire alarm systems
Fire alarm systems for businesses, institutions and private properties; planning, installation and components such as fire detectors, fire alarm control panels, manual fire call points and smoke aspiration systems.
Aerosol extinguishing systems
Aerosol extinguishing systems and dry extinguishing systems for active fire fighting; planning and solutions for use in protection and firefighting concepts.
Access control
Access control for homes, apartments, offices, commercial premises and institutions; access systems, intercom systems, biometric systems and fingerprint scanners.
Security analysis
Security analysis to clarify needs and risks as the basis for an individually planned security concept.
Maintenance/Service
Maintenance and service for installed security systems, including regular support and technical assistance.
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4.5/5

Siedler Alarm GmbH

Trust & reputation

ranQ Trust Score of Siedler Alarm GmbH: 4.5 out of 5.0

Trust Score4.5/ 5.0

Excellent

x

Data basis 96% · As of October 2026

Siedler Alarm GmbH scores 85.6 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.88.324%
  • 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.77.410%
  • 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%
Siedler Alarm GmbH scores 86.7 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.70.07%
Siedler Alarm GmbH 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%
Siedler Alarm GmbH scores 45.7 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 35.45.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Siedler Alarm GmbH reaches a ranQ Trust Score of 4.5 out of 5.0 — rated «Excellent». The rating draws, among other things, on 5.0 out of 5 stars from 20 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
5
of 5

Aggregated from 20 reviews across all connected sources

Sources
GGoogle520
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Hungerbüelstrasse 23
8500 Frauenfeld
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
Limited Liability Company
UID
CHE-113.310.901
Founded
2006 · 20 years
Last commercial register change
May 9, 2018
Employees
11 to 20
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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