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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryFinance & InsuranceHolding CompaniesSteinachSTI Surface Technologies International Holding AG
STI Surface Technologies International Holding AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

STI Surface Technologies International Holding AG is a company in surface technology that provides industrial coating and surface treatment services. Its offerings include electroplating, thermal coatings, mechanical processing, painting, conversion and combination layers, the STI Dry Coat System, as well as services such as repairs, logistics, consulting and research & development, serving sectors like automotive, aviation, paper, film and general industries.

AI-generated
Offering

Products & services

Industry:Holding Companies
✓ Offered5
Surface treatments
Galvanic processes, thermal coatings, mechanical processing, painting, conversion coatings, combination coatings and STI Dry Coat System for industrial applications.
Repairs
Repairs of surfaces and components, including STI Mobile Repair Service for on-site repairs worldwide.
Research & Development
Research and development for new surface solutions as well as quality documentation and tests such as microstructure images and crack testing.
Consulting
Consulting on surface technologies and application requirements in connection with coatings and repairs.
Logistics and customs clearance
Logistics and customs clearance as a supporting service for shipping and processing customer orders.
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4.1/5

STI Surface Technologies International Holding AG

Trust & reputation

ranQ Trust Score of STI Surface Technologies International Holding AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

STI Surface Technologies International Holding AG scores 65.5 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.58.124%
  • 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.79.710%
  • 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.70.08%
STI Surface Technologies International 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%
STI Surface Technologies International Holding AG scores 85.0 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).85.022%
STI Surface Technologies International Holding AG scores 57.1 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 35.57.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

STI Surface Technologies International Holding AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 4.1 out of 5 stars from 22 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
4.1
of 5

Aggregated from 22 reviews across all connected sources

Sources
GGoogle4.122
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Schulstrasse 70
9323 Steinach
Opening hours
Mon
10:55 - 01:36
Tue
10:55 - 01:36
Wed
10:55 - 01:36
Thu
10:55 - 01:36
Fri
10:55 - 01:36
Sat
10:55 - 01:36
Sun
10:55 - 01:36

At a glance

Legal form
Corporation
UID
CHE-100.025.354
Founded
1957 · 69 years
Last commercial register change
August 22, 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.100.06%
  • 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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