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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryIndustryMetal IndustryAegertenW. Hänni Q-Oberflächenveredlungen AG
W. Hänni Q-Oberflächenveredlungen AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

W. Hänni Q-Oberflächenveredlungen AG is a company specializing in galvanic technology and surface finishing, offering processes such as electrolytic polishing, chemical and electroplated nickel, zinc‑nickel, galvanic zinc, tin plating, gold plating, anodizing of titanium, passivation, bluing, pickling, sandblasting and metal colouring. The company processes parts from 1 mm up to 6 m and supports projects from prototype stage to series production across sectors including medical and dental technology, optics, chemical industry, mechanical engineering, aviation and the food industry. W. Hänni Q-Oberflächenveredlungen AG holds ISO 9001 and ISO 14001 certifications.

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Products & services

Industry:Metal Industry
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W. Hänni Q-Oberflächenveredlungen AG

✓ Offered3
Electroplated Surface Finishing
Galvanic surface finishing for technically demanding applications, including electrolytic polishing, chemical and electroplated nickel, zinc-nickel, zinc plating, gilding and tin plating.
Passivation, Pickling and Bluing
Chemical post-treatments and surface preparation with passivation, pickling and bluing for metal parts, complemented by controlled quality surface finishing.
Blasting and Metal Coloring
Mechanical surface treatment with blasting and metal coloring for metal parts, as part of the service range for technically demanding applications.
Trust & reputation

ranQ Trust Score of W. Hänni Q-Oberflächenveredlungen AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

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Data basis 96% · As of October 2026

W. Hänni Q-Oberflächenveredlungen AG scores 74.7 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
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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.79.424%
  • 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.52.910%
  • 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.88.08%
W. Hänni Q-Oberflächenveredlungen AG scores 85.5 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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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%
W. Hänni Q-Oberflächenveredlungen AG scores 85.0 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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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).85.022%
W. Hänni Q-Oberflächenveredlungen AG scores 22.9 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 35.22.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

W. Hänni Q-Oberflächenveredlungen AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 7 customer reviews. The data basis is 96%, so the score is backed by part of the criteria. As of October 2026.

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

Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 7 reviews across all connected sources

Sources
GGoogle57
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Schwadernaustrasse 29
2558 Aegerten

At a glance

Legal form
Corporation
UID
CHE-111.739.469
Founded
2004 · 22 years
Last commercial register change
July 14, 2025
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.100.06%
  • 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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