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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryCrafts & TradesElectrical Planning & InstallationSt. GallenALCO Elektroanlagen GmbH
ALCO Elektroanlagen GmbH Logo
Verified· 4 sourcesTrust Score
Summary

About the company

ALCO Elektroanlagen GmbH provides electrical installation and maintenance services for residential and industrial clients, including work for new builds, renovations and retrofit projects. Its services include service and upkeep, installation inspections, distribution panels and KNX controls, lighting and light design, EV charging stations, network/IP telephony, household appliances, and intercom and security systems.

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Products & services

Industry:Electrical Planning & Installation
✓ Offered7
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4.0/5

ALCO Elektroanlagen GmbH

Electrical installations
Electrical installations for new builds and renovations, residential and commercial projects, small and large.
Service and maintenance
Service and maintenance of existing systems, repairs, emergency call-outs and property maintenance with prompt on-site service.
Electrical installation inspections
Inspections of electrical installations, supplemented by the sister company's services in the area of inspections and tests.
Lighting / light design
Planning and consulting for lighting, shop lighting, office lighting and industrial hall lighting, as well as implementation of lighting concepts.
Distribution systems / controls / KNX
Replacement and consultation for electrical distribution boards, controls for lighting, blinds, security systems as well as heating and air conditioning with KNX/EIB.
Network / IP telephony
Planning and installation of complete networks and partial segments for business and private customers, including network connections and IP telephony.
Intercom systems / security systems
Consulting and installation of security systems, access controls, video surveillance, door intercom stations and burglary and fire alarms.
Trust & reputation

ranQ Trust Score of ALCO Elektroanlagen GmbH: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 100% · As of October 2026

ALCO Elektroanlagen GmbH scores 60.6 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.59.424%
  • 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.78.08%
ALCO Elektroanlagen 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%
ALCO Elektroanlagen GmbH scores 86.7 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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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%
ALCO Elektroanlagen GmbH scores 17.0 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 35.10.64%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.23.34%
Qualifications+0.00

ALCO Elektroanlagen GmbH reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 4.0 out of 5 stars from 6 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
of 5

Aggregated from 6 reviews across all connected sources

Sources
GGoogle46
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

June 30, 2026Media
Sie elektrisieren das OASG: So kommt der Strom ins Sittertobel
tagblatt.ch

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Location

Burgstrasse 66
9000 St. Gallen

At a glance

Legal form
Limited Liability Company
UID
CHE-108.653.689
Founded
1997 · 29 years
Last commercial register change
November 16, 2009
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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