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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureHorticulture & LandscapingKaltbrunnZahner Garten- und Landschaftsbau GmbH
Zahner Garten- und Landschaftsbau GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Zahner Garten- und Landschaftsbau GmbH is the planning, design and maintenance of gardens, green spaces, playgrounds and outdoor areas, including the construction of landscape structures such as water and stone features.

AI-generated
Offering

Products & services

Industry:Horticulture & Landscaping
✓ Offered6
Garden and landscape construction
Garden design and outdoor facilities, consulting and execution around plants, water and stones, including individual garden projects.
Green spaces
Sowing lawns and laying turf, lawn care, planting with flowers, shrubs and trees, tree care, hedge plants and earthworks.
Water
Biotopes and ponds with suitable planting, stream courses, water features, fish ponds and decorative fountains.
Rock garden
Planning and installation of rock gardens, paths and squares with interlocking paving blocks, natural stone walls, dry stone walls, gabions, granite and concrete slabs.
Landscape construction
Recultivation, drainage systems and large-scale drainage, loosening of topsoil, seeding of large areas, slope stabilisation, hydroseeding, high moor renaturalisation and control of goldenrod.
Special garden solutions
Playgrounds with tested playground equipment and planning compliant with BfU, plant containers and planter troughs, raised beds, bike shelters and carports.
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4.0/5

Zahner Garten- und Landschaftsbau GmbH

Trust & reputation

ranQ Trust Score of Zahner Garten- und Landschaftsbau GmbH: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

Zahner Garten- und Landschaftsbau GmbH scores 64.4 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.65.024%
  • 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.58.610%
  • 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.70.08%
Zahner Garten- und Landschaftsbau 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%
Zahner Garten- und Landschaftsbau 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%
Zahner Garten- und Landschaftsbau GmbH scores 8.0 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 35.8.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Zahner Garten- und Landschaftsbau GmbH reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 4.3 out of 5 stars from 9 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
4.3
of 5

Aggregated from 9 reviews across all connected sources

Sources
GGoogle4.39
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Gasterstrasse 38
8722 Kaltbrunn
Opening hours
Mon
08:00 - 17:30
Tue
08:00 - 17:30
Wed
08:00 - 17:30
Thu
08:00 - 17:30
Fri
08:00 - 17:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-114.815.842
Founded
2009 · 17 years
Last commercial register change
April 17, 2009
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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