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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryCrafts & TradesFlooring & TilingRootSEFO Granit & Marmor Montagen GmbH
SEFO Granit & Marmor Montagen GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

SEFO Granit & Marmor Montagen GmbH provides natural stone services including sales, consultation, measurement and installation of marble, granite, cladding and porcelain stone. Services include laying and mounting of floors, walls and kitchen worktops, repair and polishing, custom adjustments of stone countertops, replacement of glass-ceramic cooktops and exterior stone works such as terraces and stair cladding.

AI-generated
Offering

Products & services

Industry:Flooring & Tiling
✓ Offered7
Natural stone installation and laying
Installation and laying of natural stone, marble, granite, facing bricks and porcelain stoneware for floors, walls, kitchens, bathrooms, terraces and garden areas.
Natural stone kitchen worktops
Sale, advice, measurements and installation of natural stone kitchen worktops, as well as adjustments after renovations, including cut-outs, enlarged openings and shape adaptations.
Repair, renewal and care of natural stone
Repair of cracks, chips and stains, cleaning, sanding, fitting and polishing of natural stone slabs.
Replace ceramic glass panels
Replacement of damaged ceramic glass panels in the kitchen, on request including adaptation of the kitchen worktop.
Natural stone adaptations
Adaptations to natural stone kitchen worktops and other stone slabs, such as bulges, holes, rounding corners and made-to-fit modifications.
Natural stone work for outdoor areas
Natural stone floors, terraces, balconies and garden seating areas with marble, granite, quartzite, gneiss or Tessin granite.
Shower and stair cladding
Cladding with natural stone for showers and stairs indoors and outdoors.
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3.9/5

SEFO Granit & Marmor Montagen GmbH

Trust & reputation

ranQ Trust Score of SEFO Granit & Marmor Montagen GmbH: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

SEFO Granit & Marmor Montagen GmbH scores 59.3 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.75.024%
  • 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.40.910%
  • 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.35.08%
SEFO Granit & Marmor Montagen GmbH scores 83.0 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.55.07%
SEFO Granit & Marmor Montagen GmbH scores 83.3 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).83.322%
SEFO Granit & Marmor Montagen GmbH scores 0.3 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 35.0.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

SEFO Granit & Marmor Montagen GmbH reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 4 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
5
of 5

Aggregated from 4 reviews across all connected sources

Sources
GGoogle54
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Kalenbühl 10 a
6037 Root
Opening hours
Mon
08:00 - 17:00
Tue
08:00 - 17:00
Wed
08:00 - 17:00
Thu
08:00 - 17:00
Fri
08:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-112.789.085
Founded
2006 · 20 years
Last commercial register change
February 2, 2011
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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