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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryIndustryMetal IndustrySpreitenbachHermo Oberflächen Technik AG
Hermo Oberflächen Technik AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Hermo Oberflächentechnik AG is the surface treatment of objects, including: sandblasting, corrosion protection, zinc spraying, patination, glass bead blasting, and coating. The company offers these services for various types of objects, including wrought iron work, small objects, and oversized objects.

AI-generated
Offering

Products & services

Industry:Metal Industry
✓ Offered7
Surface treatment
Surface treatment of metals and objects; sandblasting, corrosion protection, zinc spray coating, patination, glass bead blasting and coatings all from one source.
Sandblasting
Sandblasting for cleaning and grinding of surfaces; removal of rust, welding residues, mill scale, dirt and paint, also for steel, aluminium, stainless steel and brass.
Corrosion protection
Corrosion protection for metallic components; protective system up to the finished lacquer coating, suitable for corrosion protection classes C1 to C5.
Zinc spray coating
Zinc spray coating as rust protection and colour primer; zinc wire is applied to sandblasted surfaces, also for large, heavy and irregular constructions.
Coating
Wet paint coatings for protection, colour and texture; shade according to RAL, NCS or iron glitter, with textured, effect and priming coatings as well as anti-slip and high-temperature coatings.
Glass bead blasting
Glass bead blasting for compaction and cleaning of surfaces; suitable for stainless metals, plastic and glass, with additional corundum blasting application.
Patination
Patination for the artificial ageing of object surfaces; especially for metalwork/art forging and to enhance the visual appearance of artworks.
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3.9/5

Hermo Oberflächen Technik AG

Trust & reputation

ranQ Trust Score of Hermo Oberflächen Technik AG: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

Hermo Oberflächen Technik AG scores 57.7 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.50.08%
Hermo Oberflächen Technik 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%
Hermo Oberflächen Technik 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%
Hermo Oberflächen Technik AG scores 0.9 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 35.0.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Hermo Oberflächen Technik AG reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «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

Härdlistrasse 22
8957 Spreitenbach
Opening hours
Mon
07:00 - 12:00, 12:30 - 16:30
Tue
07:00 - 12:00, 12:30 - 16:30
Wed
07:00 - 12:00, 12:30 - 16:30
Thu
07:00 - 12:00, 12:30 - 16:30
Fri
07:00 - 12:00, 12:30 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-107.950.742
Founded
1981 · 45 years
Last commercial register change
February 13, 2018
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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