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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesPainting & PlasteringDüdingenErwin Spicher AG
Erwin Spicher AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Erwin Spicher AG encompasses the provision of services in the field of construction auxiliary trades, particularly in the areas of: painting, plastering, mineral coatings, blasting, mold remediation, and facade insulation (external thermal insulation). The company offers these services in both new construction and renovation, with a focus on the use of high-quality materials and modern machinery and equipment.

AI-generated
Offering

Products & services

Industry:Painting & Plastering
✓ Offered4
Painting
Indoor and outdoor coatings for new builds, conversions and renovations, façade painting, decorative techniques, eco-friendly coatings, as well as colour-stable, weather-resistant mineral paints.
Plastering / Drywall
Plastering and rendering work for interior and exterior areas, drywall construction, wall coatings, renovation plaster systems, crack repairs, cultural heritage and interior thermal insulation.
External Wall Insulation (WDVS)
Installation of external wall insulation from consulting and planning through to execution, including coating on Diffutherm, PIR rigid foam, mineral wool and EPS.
Mineral Coatings
Mineral coatings with sump lime, clay plaster and mineral topcoats for breathable, eco-friendly and long-lasting surfaces in interior and exterior areas.
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4.3/5

Erwin Spicher AG

Trust & reputation

ranQ Trust Score of Erwin Spicher AG: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 96% · As of October 2026

Erwin Spicher AG scores 76.0 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.80.724%
  • 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.63.210%
  • 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%
Erwin Spicher 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%
Erwin Spicher 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%
Erwin Spicher AG scores 20.0 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 35.20.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Erwin Spicher AG reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.9 out of 5 stars from 11 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
4.9
of 5

Aggregated from 11 reviews across all connected sources

Sources
GGoogle4.911
★TrustpilotSoon
PProvenExpertSoon

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

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Comparisons

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Location

Duensstrasse 6
3186 Düdingen
Opening hours
Mon
07:00 - 11:45, 13:00 - 17:00
Tue
07:00 - 11:45, 13:00 - 17:00
Wed
07:00 - 11:45, 13:00 - 17:00
Thu
07:00 - 11:45, 13:00 - 17:00
Fri
07:00 - 11:45, 13:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-106.585.887
Founded
1990 · 36 years
Last commercial register change
June 10, 2020
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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