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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesFlooring & TilingRothenburgErismann & Simmen AG
Erismann & Simmen AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Erismann & Simmen AG is the conception, planning and implementation of decorative wall and floor coverings, particularly in interior design, as well as the renovation of bathrooms and the redesign or new design of showers.

AI-generated
Offering

Products & services

Industry:Flooring & Tiling
✓ Offered5
Seamless wall and floor coverings (Naturofloor)
Seamless wall and floor coverings made from Naturofloor, applied by hand as a mineral smoothing compound; for wet rooms, living spaces, commercial premises, furniture coatings and individual room concepts.
Wall plasters made from sump lime
Sump lime wall plasters for diffusion-capable, alkaline surfaces; suitable for improving indoor climate, against mould growth and for good room acoustics.
Floor coatings and floor coverings
Consulting and planning of terrazzo floors, cement flow screeds, anhydrite and PU floor coverings for individual projects and varying fit-out requirements.
Substrate tests and measurements
Substrate inspections, asbestos analyses as well as pull-off adhesion tests and moisture measurements for the analysis and planning of wall and floor surfaces.
Bathroom renovations and shower floor systems
Complete dismantling of old shower trays, bathtubs and sanitary fixtures as well as construction of shower floors with point drainage or channels.
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4.1/5

Erismann & Simmen AG

Trust & reputation

ranQ Trust Score of Erismann & Simmen AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Erismann & Simmen AG has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
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CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
Erismann & Simmen AG scores 76.6 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.79.212%
  • 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%
Erismann & Simmen AG scores 83.3 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).83.322%
Erismann & Simmen AG scores 14.3 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.14.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Erismann & Simmen AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, 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.

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Location

Rudolfstrasse 2
6023 Rothenburg

At a glance

Legal form
Corporation
UID
CHE-192.715.538
Founded
2018 · 8 years
Last commercial register change
September 29, 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.
100.0
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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