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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryCrafts & TradesMetal ConstructionWängiriag Oberflächentechnik AG
riag Oberflächentechnik AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The company provides surface technology solutions, particularly in the field of metal finishing and coating. It offers a range of services and products, including electro-polishing, de-metalization, conversion coatings, copper, nickel and silver plating, raw chemicals and pre-treatments. Additionally, the company provides research and development, chemical analysis and testing, metallurgical investigations, consulting services and system solutions.

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Products & services

Industry:Metal Construction
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riag Oberflächentechnik AG

✓ Offered6
Surface Chemicals and Process Chemicals
Chemical nickel, chrome, electropolishing, copper, nickel and nickel alloys, silver, zinc and zinc alloys, tin and tin alloys, as well as pretreatments, top coats and raw chemicals.
System Solutions
Detailed end-to-end coating solutions, tailored individually and to customer specifications for nearly every application.
Chemical Analyses and Testing
Continuous analysis, testing and documentation of process chemicals and customer samples in-house, with quality control according to ISO 9001.
Metallurgical Investigations
Qualitative and quantitative examination of metallic materials, including microstructure, chemical composition, hardness, density and grain size in our own laboratory.
Advisory Service
Advisory support across all areas of surface coating up to complete system solutions.
Research and Development
Development of new applications and processes, as well as development and production of tailor-made solutions for surface treatment processes.
Trust & reputation

ranQ Trust Score of riag Oberflächentechnik AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

riag Oberflächentechnik AG scores 63.0 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.69.624%
  • 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.35.310%
  • 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.78.08%
riag Oberflächentechnik AG scores 89.3 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.70.07%
riag Oberflächentechnik 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%
riag Oberflächentechnik AG scores 77.1 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: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

riag Oberflächentechnik AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.7 out of 5 stars from 3 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
4.7
of 5

Aggregated from 3 reviews across all connected sources

Sources
GGoogle4.73
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Murgstrasse 19a
9545 Wängi
Opening hours
Mon
07:30 - 17:00
Tue
07:30 - 17:00
Wed
07:30 - 17:00
Thu
07:30 - 17:00
Fri
07:30 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-106.032.542
Founded
2002 · 24 years
Last commercial register change
January 22, 2026
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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