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

About the company

Altermatt-Elektro-AG provides electrical installations, data networks, service and building maintenance, and building automation and smart home solutions. Its services also include e-mobility, photovoltaic systems, smart energy and industrial installations.

AI-generated
Offering

Products & services

Industry:Electrical Planning & Installation
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Altermatt-Elektro-AG

✓ Offered8
Electrical installations
Electrical installations for industrial, commercial, residential and school buildings, banks, hospitals and service stations; analyses, complex installations and reliable maintenance.
Data networks
Installation of servers and computers, setup of networks, maintenance of IT systems, installation of multifunction printers and security solutions such as firewalls and antivirus protection.
Service and building maintenance
Service and building maintenance with technical support, fault rectification, modernisation of technical systems and a 24-hour on-call service for businesses and private clients.
Building automation / Smart Home
Installation and programming of MCR and KNX-EIB systems as well as Smart Home solutions for controlling lighting, heating, alarm systems, blinds, kitchen appliances and consumer electronics.
E-mobility
Planning and installation of electric charging stations for private parking spaces and company car parks, including ready-to-use charging solutions with kilowatt-hour billing.
Photovoltaics
Photovoltaic systems for roofs and facades, including self-consumption power solutions, use for heating, charging electric cars and battery storage.
Smart energy
Energy consumption optimisation for residential and office spaces using new systems and controls; programming for heating, cooling, power and room climate as well as energy metering.
Industrial installations
Installations for industrial buildings with planning analysis, security concepts, documentation and integration of machines, lighting, nurse-call systems, lifts, access controls and intrusion alarm systems.
Trust & reputation

ranQ Trust Score of Altermatt-Elektro-AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Altermatt-Elektro-AG scores 67.7 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.67.124%
  • 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.52.910%
  • 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%
Altermatt-Elektro-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%
Altermatt-Elektro-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%
Altermatt-Elektro-AG 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

Altermatt-Elektro-AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.4 out of 5 stars from 7 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
4.4
of 5

Aggregated from 7 reviews across all connected sources

Sources
GGoogle4.47
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Tössfeldstrasse 39
8406 Winterthur

At a glance

Legal form
Corporation
UID
CHE-102.542.790
Founded
1975 · 51 years
Last commercial register change
November 28, 2019
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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