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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryCrafts & TradesMetal ConstructionAppenzell Meistersrütefranz koster schmiede & gestaltung GmbH
franz koster schmiede & gestaltung GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Franz Koster GmbH is the forging and shaping of metal products, particularly in the area of traditional blacksmithing, combined with modern technical capabilities. The company creates individual products such as grave crosses, railings, partition walls, and wine cellars, with a focus on personal contact with customers and collaboration with other departments.

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Offering

Products & services

Industry:Metal Construction
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franz koster schmiede & gestaltung GmbH

✓ Offered
7
Railings
Railings for indoor and outdoor areas, made in forged and metal construction, also as style-matched custom single pieces for architecture and renovations.
Art blacksmithing work
Art blacksmithing work and handcrafted one-off pieces, from the sketch through forging to grinding and finishing in the workshop.
Fountains
Fountains as individually designed metal objects, made in-house and listed in the references as a separate category.
Fireplaces
Fireplaces and metal fireplace surrounds, partly in black steel or brass, as designed individual pieces for residential and commercial spaces.
Grave crosses
Grave crosses and related grave markers made of metal, as handcrafted individual pieces with a focus on design.
Art integrated into buildings
Art integrated into building projects and sculptural metal objects, combined with design, forging and processing of various materials.
Wine cellar fittings
Wine cellar fittings, such as wine cellars, wine cabinets and wine cellar doors, as made-to-measure metalwork for interiors.
Trust & reputation

ranQ Trust Score of franz koster schmiede & gestaltung GmbH: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 58% · As of October 2026

franz koster schmiede & gestaltung GmbH 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%
franz koster schmiede & gestaltung GmbH scores 83.0 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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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%
franz koster schmiede & gestaltung 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%
franz koster schmiede & gestaltung GmbH scores 13.6 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 35.17.14%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.10.04%
Qualifications+0.00

franz koster schmiede & gestaltung GmbH 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 58%, 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.

Press

Media

October 8, 2022Media
Seltenes Handwerk in Innerrhoden: Zu Besuch in der Franz-Koster-Kunstschmiede
appenzellerzeitung.ch

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Location

Rosenböhleli 6
9050 Appenzell Meistersrüte

At a glance

Legal form
Limited Liability Company
UID
CHE-261.084.470
Founded
2011 · 15 years
Last commercial register change
February 13, 2026
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.88.06%
  • 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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