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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureHorticulture & LandscapingWinterthurGrünwerk AG Gärtner und Planer
Grünwerk AG Gärtner und Planer Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Grünwerk AG is the provision of services and work in the field of landscape architecture, gardening and garden maintenance. This includes in particular: landscape architecture and project planning, gardening and construction of gardens, squares and paths, metal and wood construction, walls and stairs, garden maintenance, including annual maintenance, individual deployments, modifications, plantings, meadow maintenance and hedge maintenance, planning and implementation of playgrounds and other open spaces. The company thus offers a comprehensive range of services for the design, construction and maintenance of outdoor spaces.

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Offering

Products & services

Industry:Horticulture & Landscaping
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Grünwerk AG Gärtner und Planer

✓ Offered4
Landscape architecture / project planning
Project planning for natural gardens and outdoor areas; advice and planning for conversions and new builds of private gardens, school buildings, company premises, commercial zones, residential developments and settlements.
Garden construction / realisation
Conversion and new construction of garden facilities; walls and steps, paths and squares, ponds and swimming ponds, garden houses, barbecue areas, privacy-screen elements as well as plantings.
Garden maintenance
Annual maintenance and care mandates for gardens; individual assignments, modifications, plantings, lawn care, care of shrubs and trees, as well as long-term development of existing facilities.
Garden items
Selection of garden objects and equipment for clients; functional and formal objects as well as material and construction solutions for the garden.
Trust & reputation

ranQ Trust Score of Grünwerk AG Gärtner und Planer: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

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Data basis 96% · As of October 2026

Grünwerk AG Gärtner und Planer scores 76.5 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
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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.82.524%
  • 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.61.010%
  • 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.78.08%
Grünwerk AG Gärtner und Planer scores 92.3 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.82.07%
Grünwerk AG Gärtner und Planer 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%
Grünwerk AG Gärtner und Planer scores 48.6 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 35.48.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Grünwerk AG Gärtner und Planer reaches a ranQ Trust Score of 4.4 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 10 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 10 reviews across all connected sources

Sources
GGoogle510
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Rosenstrasse 11
8400 Winterthur

At a glance

Legal form
Corporation
UID
CHE-101.532.174
Founded
1989 · 37 years
Last commercial register change
July 4, 2024
Employees
21 to 50
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.100.06%
  • 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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