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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,701 companies indexed · Last updated: today
DirectoryFinance & InsuranceHolding CompaniesSteinachTrunz Holding AG
Trunz Holding AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

Trunz Holding AG is the parent company of the Trunz Group, comprising Trunz Metalltechnik, Trunz Fahrzeugtechnik and Trunz Water Systems. The group provides development and production of assemblies, system engineering and product development, including sheet-metal processing, vehicle components, lighting and system solutions for public transport, and decentralized drinking-water and power systems.

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Offering

Products & services

Industry:Holding Companies
✓ Offered1
Holding company
Holding company for the Trunz Group with coordination of the business units metal technology, vehicle technology and Water Systems, as well as use of the Technology Center in Steinach.
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4.0/5

Trunz Holding AG

Trust & reputation

ranQ Trust Score of Trunz Holding AG: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 100% · As of October 2026

Trunz Holding AG scores 60.3 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.55.624%
  • 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.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.88.08%
Trunz Holding 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%
Trunz Holding 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%
Trunz Holding AG scores 53.6 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: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.30.04%
Qualifications+0.00

Trunz Holding AG reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 3.8 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
3.8
of 5

Aggregated from 6 reviews across all connected sources

Sources
GGoogle3.86
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

January 5, 2024Media
Roger Trunz übernimmt
leaderdigital.ch
October 18, 2023Media
Solar21 installiert 8000 m² grosse PV-Anlage bei Trunz
leaderdigital.ch
April 23, 2010Media
Ein neues Flaggschiff in Steinach
tagblatt.ch

Knowledge

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Comparisons

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Location

Ahornstrasse 1
9323 Steinach
Opening hours
Mon
07:30 - 16:00
Tue
07:30 - 16:00
Wed
07:30 - 16:00
Thu
07:30 - 16:00
Fri
07:30 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-113.709.640
Founded
2007 · 19 years
Last commercial register change
February 25, 2026
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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