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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryCrafts & TradesElectrical Planning & InstallationRorschachETAVIS Grossenbacher AG
ETAVIS Grossenbacher AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

ETAVIS Grossenbacher AG is a provider of electrical engineering, communication and building automation services, offering electrical installations, solar systems, e‑mobility charging infrastructure, electrical inspections, and planning and project management. The services are aimed at private and business customers.

AI-generated
Offering

Products & services

Industry:Electrical Planning & Installation
✓ Offered9
Electrical installations
Electrical installations for private customers and business customers, from new installations to conversions, extensions, and repairs.
Communications
Communication solutions for private customers and business customers, including cabling and infrastructure for data and communication networks.
Building automation
Building automation for private customers and business customers, for controlling and networking technical building functions.
Electrical inspections
Electrical inspections for private customers and business customers, including testing electrical installations and system conditions.
Planning
Planning of electrical systems and technical installations for private customers and business customers.
Energy efficiency
Energy efficiency for private customers and business customers, with measures to reduce energy consumption and optimize technical systems.
E-mobility
E-mobility for private customers, including charging infrastructure and related electrical installations.
Solar installations
Solar installations for private customers and business customers, from installation to integration into the building’s technical infrastructure.
24/7 on-call service
24/7 on-call service for private customers and business customers, for quickly resolving faults and emergencies.
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4.2/5

ETAVIS Grossenbacher AG

Trust & reputation

ranQ Trust Score of ETAVIS Grossenbacher AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 100% · As of October 2026

ETAVIS Grossenbacher AG scores 64.1 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.57.524%
  • 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.61.010%
  • 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%
ETAVIS Grossenbacher AG scores 90.6 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.96.07%
ETAVIS Grossenbacher 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%
ETAVIS Grossenbacher AG scores 60.0 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 35.100.04%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.20.04%
Qualifications+0.00

ETAVIS Grossenbacher AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.0 out of 5 stars from 10 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 10 reviews across all connected sources

Sources
GGoogle410
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

June 30, 2026Media
21 Lernende schliessen Ausbildung bei ETAVIS Grossenbacher ab
wil24.ch
June 28, 2025Media
ETAVIS Grossenbacher AG feiert erfolgreiche Lehrabschlüsse
uzwil24.ch

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Location

St. Gallerstrasse 49
9400 Rorschach
Opening hours
Mon
07:30 - 11:45, 13:15 - 17:00
Tue
07:30 - 11:45, 13:15 - 17:00
Wed
07:30 - 11:45, 13:15 - 17:00
Thu
07:30 - 11:45, 13:15 - 17:00
Fri
07:30 - 11:45, 13:15 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Branch
UID
CHE-324.728.772
Founded
1998 · 28 years
Last commercial register change
May 4, 2023
Employees
101 to 500
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.
76.0
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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