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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,701 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureCivil EngineeringBonaduzERAG Netzbau AG
ERAG Netzbau AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

The core activity of ERAG Netzbau AG is the planning, construction and maintenance of network infrastructures for energy supply, in particular: construction and maintenance of control lines and long-distance transmission lines, cable laying and assembly of cable fittings, construction and maintenance of stations and plants, such as substations, transformer stations and distribution cabinets, mobile power supply with mobile transformer stations, special projects for customers such as energy suppliers, railway network operators or area network operators, public and sports field lighting. The company thus offers comprehensive services for the energy supply industry, from planning to maintenance of network infrastructures.

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Products & services

Industry:Civil Engineering
✓ Offered
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3.7/5

ERAG Netzbau AG

4
Substation and plant construction
Substation and plant construction for substations, transformer stations and distribution cubicles; assembly and refurbishment of LV/MV and HV systems, GIS systems, outdoor installations as well as turnkey service connections.
Cable works
Cable pulling, cable laying and assembly of cable fittings for cables of all voltage classes; work on land, in road traffic, on water and dismantling of cable systems.
Overhead line construction
Construction and maintenance of standard overhead lines and long-span lines; tower/mast work, temporary setups, line inspections, concrete repairs, replacement of insulators and bird protection.
Mobile power supply
Mobile transformer stations and mobile transformers for temporary power supply during construction, maintenance and conversions of distribution grids and industrial facilities; transport, installation, rental or purchase.
Trust & reputation

ranQ Trust Score of ERAG Netzbau AG: 3.7 out of 5.0

Trust Score3.7/ 5.0

Solid

x

Data basis 100% · As of October 2026

ERAG Netzbau AG scores 47.2 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.63.624%
  • 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.17.610%
  • 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.35.08%
ERAG Netzbau AG scores 84.8 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.89.612%
  • 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%
ERAG Netzbau 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%
ERAG Netzbau AG scores 3.2 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 35.6.34%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.0.04%
Qualifications+0.00

ERAG Netzbau AG reaches a ranQ Trust Score of 3.7 out of 5.0 — rated «Solid». The rating draws, among other things, on 4.0 out of 5 stars from 1 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 1 reviews across all connected sources

Sources
GGoogle41
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

March 30, 2026Media
Erag Netzbau mit Renault K 460 4×4 robust im Gebirge unterwegs
tir-transnews.ch

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Location

Industriestrasse 7
7402 Bonaduz

At a glance

Legal form
Corporation
UID
CHE-187.127.867
Founded
2015 · 11 years
Last commercial register change
June 12, 2019
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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