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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesElectrical Planning & InstallationEntlebuchTelestrom AG
Telestrom AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Telestrom AG includes the planning, installation and maintenance of electrical and telecommunication systems, including: electrical installations, telecommunication services, lighting, telephony, building automation, security technology, and mobile phone systems. The company thus offers comprehensive solutions for the electrical and telecommunication equipment of buildings and facilities.

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Products & services

Industry:Electrical Planning & InstallationTelecommunications
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Telestrom AG

✓ Offered7
Electrical planning
Electrical planning for new builds, conversions and existing buildings; tailored to wishes and needs, with a non-binding quotation.
Electrical installation
Electrical installations in the structural shell and in the building for residential construction, industry, commercial premises, agriculture and public buildings; including testing for functional capability.
Lighting
Lighting solutions for living spaces, outdoor areas, walkways, shops, shop windows, commercial, office, industrial and warehouse halls, also using LED technology.
Telephony
Telephone installations, business telephone exchanges, end devices, landline connections, Voice-over-IP, radio and satellite networks, IP-VPN as well as maintenance.
Building automation
Automated building control with KNX or Zeptrion; control of heating, lighting, roller shutters, ventilation and security technology via app.
Security technology
Security concepts and systems for buildings; intercom systems, video intercom systems, panic lighting, burglary alarm systems, fire alarm systems, access controls, video systems and light call systems.
Mobile radio systems
Electrical infrastructure for mobile radio systems from Swisscom and other providers; integration into the existing network and commissioning across Switzerland.
Trust & reputation

ranQ Trust Score of Telestrom AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

Telestrom AG scores 65.9 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.78.124%
  • 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.49.510%
  • 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.50.08%
Telestrom AG scores 89.3 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%
Telestrom AG scores 83.3 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).83.322%
Telestrom AG scores 7.7 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 35.7.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Telestrom AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 6 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 6 reviews across all connected sources

Sources
GGoogle56
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Lehn 19
6162 Entlebuch

At a glance

Legal form
Corporation
UID
CHE-107.422.644
Founded
1992 · 34 years
Last commercial register change
May 9, 2025
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.
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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