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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryIndustryGlass, Ceramics, Stone & Construction Materials IndustryStradaKalkkunst Wetzel GmbH
Kalkkunst Wetzel GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of the company "Kalkkunst Wetzel GmbH" and the association "kalkwerk" is the promotion and mediation of traditional lime production, the preservation and reactivation of historic lime quarries, as well as the processing and use of lime in construction and other cultural expressions.

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Products & services

Industry:Glass, Ceramics, Stone & Construction Materials Industry
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3.8/5

Kalkkunst Wetzel GmbH

✓ Offered6
Lime
Natural, locally produced lime as a sustainable building material for walls, mortar, renders and paints; using traditional production and processing techniques.
Limeworking training and courses
Course series and other educational offerings in traditional limeworking, from building walls with chunk lime and rendering with lime putty to sgraffito and fresco painting.
Documentation and research on lime
Documentation of lime firings, as well as promoting and developing scientific studies together with partners such as ETH Zürich.
Knowledge preservation and knowledge transfer
Specialist conferences and exchange meetings on lime processing, organized independently or together with other institutions.
Lime projects
Expert advice, financial participation and matching of specialists for projects on courses, conferences, sgraffito and lime firing.
Map of lime kilns
Mapping of historical and new lime kilns with ongoing updates based on suggestions from interested parties.
Trust & reputation

ranQ Trust Score of Kalkkunst Wetzel GmbH: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 96% · As of October 2026

Kalkkunst Wetzel GmbH scores 53.1 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.61.524%
  • 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%
Kalkkunst Wetzel GmbH scores 65.3 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.50.012%
  • 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%
Kalkkunst Wetzel GmbH 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%
Kalkkunst Wetzel GmbH scores 71.4 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 35.71.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Kalkkunst Wetzel GmbH reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 4.0 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
of 5

Aggregated from 3 reviews across all connected sources

Sources
GGoogle43
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Chaflur 127
7558 Strada

At a glance

Legal form
Limited Liability Company
UID
CHE-176.307.922
Founded
2023 · 3 years
Last commercial register change
March 13, 2023
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.
88.0
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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