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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryIndustryPlastics IndustryWidnauPlaston AG
Plaston AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

Plaston AG manufactures plastic packaging solutions and standard plastic cases and produces technical plastic parts as well as assembled components. The company provides services across the value chain, including concept and development, tool procurement, production, finishing/labeling and global logistics.

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Products & services

Industry:Plastics Industry
✓ Offered
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4.5/5

Plaston AG

9
Industrial cases
Custom plastic cases and standard quality cases for industrial products, with various sizes, colours, versions and perfectly fitted inserts.
Technical components
High-quality housing parts and technical plastic components for e-mobility, household appliances, medical technology, lab equipment, motorcycles and power tools.
Assembly of sub-assemblies
Assembly of plastic, metal and electronic parts into sub-assemblies and ready-to-sell products, including assembly, packaging and final inspection.
Concept & development services
Development of cases and technical parts, including specifications, material and machine selection, calculations and simulation-based product development.
Tool procurement & tool service
Manufacture and procurement of injection moulding tools, CNC machining, special moulds and support for prototypes and production lead times.
Global manufacturing
Injection moulding production in Switzerland, the Czech Republic and China using 1K and 2K machines for different requirements and component sizes.
Global labeling & finishing service
Labeling and finishing of plastic cases and technical parts with hot stamping, image embossing, screen printing, pad printing and in-mould labeling.
Global logistics & supply chain services
Planning, warehousing and delivery of plastic parts, sub-assemblies and industrial cases as required, including Ship to Line, Kanban and consignment stock.
UN certification
UN-certified packaging for the transport of lithium-ion batteries, without additional packaging and with simplified handling.
Trust & reputation

ranQ Trust Score of Plaston AG: 4.5 out of 5.0

Trust Score4.5/ 5.0

Excellent

x

Data basis 100% · As of October 2026

Plaston AG scores 79.5 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.68.824%
  • 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.88.910%
  • 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.100.08%
Plaston AG scores 95.8 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.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%
Plaston 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%
Plaston AG scores 77.4 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 35.91.44%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.63.34%
Qualifications+0.00

Plaston AG reaches a ranQ Trust Score of 4.5 out of 5.0 — rated «Excellent». The rating draws, among other things, on 4.4 out of 5 stars from 32 customer reviews. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
4.4
of 5

Aggregated from 32 reviews across all connected sources

Sources
GGoogle4.432
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

July 30, 2026Media
Plaston trotzt Umsatzrückgang mit Gewinn und starkem Cashflow
leaderdigital.ch
July 30, 2026Media
Plaston schaut auf erfolgreiches Jahr zurück
rheintal24.ch
March 17, 2026Media
Plaston verkauft die Aktienmehrheit an die Grapha Holding
businessclassost.ch
March 17, 2026Media
Rheintaler Plaston in neuer Hand – Gründerfamilie Frei veräussert eine Mehrheit
tagblatt.ch
March 13, 2026Media
Gründerfamilie gibt Plaston-Mehrheit ab | Widnau
rheintal24.ch
March 12, 2026Media
Die Plaston-Gruppe verkauft ihre Aktienmehrheit an den Schweizer Industriepartner Grapha Holding
rheintaler.ch
February 10, 2026Media
Plaston Group feiert 70 Jahre – Vom Garagenbetrieb zum internationalen Kunststoffspezialisten
rheintaler.ch
September 18, 2025Media
Plaston ist wieder fit
businessclassost.ch

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Location

Espenstrasse 85
9443 Widnau
Opening hours
Mon
08:00 - 17:00
Tue
08:00 - 17:00
Wed
08:00 - 17:00
Thu
08:00 - 17:00
Fri
08:00 - 17:00
Sat
08:00 - 17:00
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-102.473.516
Founded
1966 · 60 years
Last commercial register change
October 1, 2026
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.
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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