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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryIndustryMechanical Engineering IndustryGrüt (Gossau Zh)STMparts AG
STMparts AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

STMparts AG manufactures high-precision CNC turned parts with tolerances in the micrometer range. The company produces components from 0.4 mm to 30 mm diameter from bar stock and insert parts up to 160 mm, working with materials such as aluminium, copper, brass, steels and plastics for prototypes and small series.

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Products & services

Industry:Mechanical Engineering Industry
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STMparts AG

3
CNC-turned parts
High-precision CNC-turned parts with tolerances in the thousandth-millimetre range; production of small parts from aluminium, brass, copper, plastics, steel and other materials.
Precision turning
Precision turning from prototypes to small batches; machining of diameters from 0.4 mm to 30 mm from bar stock as well as insert parts up to 160 mm.
Carbide turning tools
Made by hand carbide turning tools for highly precise machining; designed for small corner radii below 0.05 mm.
Trust & reputation

ranQ Trust Score of STMparts AG

Trust Score

No score yet

x

A published score requires a data basis of at least 50% and data from at least two criteria groups other than identity. Missing evidence: Review quality, Review volume, Review recency, Media authority

Data basis 54% · As of October 2026

STMparts AG has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
x
CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
STMparts AG scores 76.6 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.79.212%
  • 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%
STMparts AG scores 83.3 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).83.322%
STMparts AG scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%

The data basis is 54%, below the threshold at which ranQ publishes a score. Evidence is missing for: Review quality, Review volume, Review recency, Media authority. As of October 2026.

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

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Location

Fochenmattweg 12
8624 Grüt (Gossau Zh)

At a glance

Legal form
Corporation
UID
CHE-295.339.455
Founded
2018 · 8 years
Last commercial register change
March 15, 2023
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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