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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint747,212 companies indexed · Last updated: today
DirectoryRetail & CommerceBuilding materials dealerSustenBaumaterialien Gruber AG
Baumaterialien Gruber AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Baumaterialien Gruber AG is a specialist retailer of building materials for structural and civil engineering and interior finishing. Its range includes concrete products, natural stone, timber, roofing and wall materials, and landscaping products; it also provides advice, storage and transport.

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Service area

Offering

Products & services

Industry:Building materials dealer
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Baumaterialien Gruber AG

Construction materials
Construction materials for civil engineering, structural work and finishing; insulation, masonry, formwork materials, construction chemicals, waterproofing, fixings and other building materials.
Timber and wood products
Wood products for indoor and outdoor use; boards, beams, panels, doors, parquet flooring, terrace coverings and engineered wood products from stock.
Natural stone
Natural stone for slabs, paving stones, wall stones, wall facings, roofing slate and design elements for building and garden projects.
Landscaping
Materials for outdoor areas and garden facilities; paving stones, garden slabs, steps, wall elements, palisades, planter boxes and benches.
Irrigation
Irrigation systems and components; automatic irrigation, pressure pipes, solenoid valves, geared sprinklers, micro-irrigation, as well as fittings, filters and pumps.
Logistics and transport
Storage, regional routes, deliveries to construction sites or to the depot, and transport with company-owned trucks.
Cut-to-size
Cutting of wood products to the required dimensions, as well as preparation of Eternit-Plancolor orders according to specifications.
Advice and quotations
Technical advice, support at the sales locations and quick preparation of quotations for professional and private customers.
Exhibitions
Exhibitions and showrooms at the sales locations and in Martigny for viewing environmental, urban and roofing products, as well as wood and natural stone items.
Trust & reputation

ranQ Trust Score of Baumaterialien Gruber AG: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 96% · As of November 2026

Baumaterialien Gruber AG scores 78.9 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.77.024%
  • 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.70.510%
  • 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.95.08%
Baumaterialien Gruber AG scores 94.3 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.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.90.07%
Baumaterialien Gruber AG scores 86.7 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).86.722%
Baumaterialien Gruber AG scores 34.3 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 35.34.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Baumaterialien Gruber AG reaches a ranQ Trust Score of 4.4 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.7 out of 5 stars from 15 customer reviews. The data basis is 96%, so the score is backed by part of the criteria. As of November 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
4.7
of 5

Aggregated from 15 reviews across all connected sources

Sources
GGoogle4.715
★TrustpilotSoon
PProvenExpertSoon

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

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Comparisons

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Location

Kantonsstrasse 77
3952 Susten
Opening hours
Mon
07:00 - 12:00, 13:00 - 17:00
Tue
07:00 - 12:00, 13:00 - 17:00
Wed
07:00 - 12:00, 13:00 - 17:00
Thu
07:00 - 12:00, 13:00 - 17:00
Fri
07:00 - 12:00, 13:00 - 16:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-114.154.590
Founded
2008 · 18 years
Last commercial register change
October 2, 2026
Employees
51 to 100

Active in 1 of 26 cantons

  • VSValais
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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