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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesElectrical Planning & InstallationJonaElektro Winter AG
Elektro Winter AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

Elektro Winter AG provides services in electrical installations, building automation, communication technology and project planning. Its offerings include new builds and renovations, service and maintenance, lighting solutions, e-mobility and photovoltaic systems.

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Offering

Products & services

Industry:Electrical Planning & Installation
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Elektro Winter AG

✓ Offered4
Electrical installations
Electrical installations for new builds, conversions and renovations in residential, commercial and industrial buildings; from planning to installation and commissioning.
Service, safety, maintenance & servicing
Service work, maintenance contracts, upkeep and repairs for electrical systems; small jobs, periodic inspections, rectification of defects, measurement and test records, as well as 24h emergency service.
Lighting
Light consulting and lighting design for architecture, ambience and presentation; coordinated lighting concepts for apartments, offices and production facilities.
Communication solutions for your home and office
Information and communication technology with networks, switching, wireless, firewalls, network analyses and universal building cabling for data, voice and video applications.
Trust & reputation

ranQ Trust Score of Elektro Winter AG: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 100% · As of October 2026

Elektro Winter AG scores 75.3 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.68.324%
  • 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.76.210%
  • 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.95.08%
Elektro Winter AG scores 92.3 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.82.07%
Elektro Winter AG scores 86.7 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).86.722%
Elektro Winter AG scores 29.3 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 35.48.64%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.10.04%
Qualifications+0.00

Elektro Winter AG reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.4 out of 5 stars from 19 customer reviews. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
4.4
of 5

Aggregated from 19 reviews across all connected sources

Sources
GGoogle4.419
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

August 17, 2020Media
BKW Building Solutions sorgt für die Technik
blick.ch

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Location

Eichfeldstrasse 3
8645 Jona
Opening hours
Mon
07:30 - 11:45, 13:15 - 17:15
Tue
07:30 - 11:45, 13:15 - 17:15
Wed
07:30 - 11:45, 13:15 - 17:15
Thu
07:30 - 11:45, 13:15 - 17:15
Fri
07:30 - 11:45, 13:15 - 17:15
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-105.900.207
Founded
1989 · 37 years
Last commercial register change
February 4, 2026
Employees
21 to 50
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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