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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryIndustryGlass, Ceramics, Stone & Construction Materials IndustrySchmerikonM. Kuster AG
M. Kuster AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

M. Kuster AG is a natural-stone contractor offering services including restoration, facades and walls, stairs, floor and wall coverings, fountain installations, grave monuments and stone care.

AI-generated
Offering

Products & services

Industry:Glass, Ceramics, Stone & Construction Materials Industry
✓ Offered8
Restoration
Restoration of historic building fabric, including planning and concepts, condition surveys, bill of quantities, and site-specific restoration concepts.
Façades and walls
Natural-stone façades and natural-stone walls, from exterior façades with individual accents to natural-stone walls with different surfaces, shading, and structures.
Staircases
Natural-stone staircases for indoor and outdoor areas, including block steps and renovation of stair systems in different stone types.
Floors and walls
Natural-stone coverings for floors and walls in indoor and outdoor areas, including terraces, paths, and wall cladding made from various natural stones.
Fountain systems
New installations and renovations of fountain systems, including decorative fountain design, refurbishment, and restoration of function and watertightness.
Gravestones
Natural-stone gravestones, individually designed and crafted by hand, for dignified graves and personal remembrance.
Natural stones
Natural-stone varieties for viewing and short-notice availability, with more than 100 stone types on the Winterthur site.
Natural-stone care
Cleaning and care for natural stone, including removal of paints, graffiti, algae, lichens, moss growth, and discolouration, as well as optical restoration.
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4.1/5

M. Kuster AG

Trust & reputation

ranQ Trust Score of M. Kuster 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.

M. Kuster 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%
M. Kuster AG scores 89.3 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.70.07%
M. Kuster 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%
M. Kuster AG scores 42.9 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 35.42.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

M. Kuster 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

St. Gallerstrasse 29
8716 Schmerikon

At a glance

Legal form
Corporation
UID
CHE-105.227.818
Founded
1999 · 27 years
Last commercial register change
January 18, 2012
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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