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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureHorticulture & LandscapingOetwil Am SeeBiorana GmbH Naturgärten - Umweltberatung
Biorana GmbH Naturgärten - Umweltberatung Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Biorana GmbH Naturgärten - Umweltberatung designs, constructs and maintains nature-oriented gardens and public green spaces and provides environmental consulting. Services include garden planning, creation and upkeep of natural gardens, ponds/swimmable ponds/biopools, dry-stone walls, river-stone paving, native hedges and perennials, as well as nature-conservation inventories, stream revitalization and advice for municipal and public clients.

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Industry:Horticulture & Landscaping
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4.2/5

Biorana GmbH Naturgärten - Umweltberatung

11
Planning, construction and maintenance of nature-based facilities
Planning, construction and maintenance of nature-based facilities for natural gardens, company premises, kindergartens, playgrounds, school and public facilities, and roof and façade greening.
Environmental consulting
Environmental consulting with inventories for nature conservation, nature conservation concepts, consulting for municipalities, cantons and the federal government, courses, lectures, publications, and nature-oriented agriculture and forestry.
Natural garden planning
Planning new garden facilities and redesigning existing gardens, taking account of needs, surroundings and site factors, with individual design ideas and sketches.
Water features in natural gardens
Ponds, swimming ponds, biopools and creek runs with natural design, suitable water plants, biological purification and optional technology such as a counter-current system or a massage nozzle.
Dry stone walls
Dry stone walls made of sandstone for forming spaces and niches in the garden, built professionally without concrete, providing habitat for plants and small animals.
Seating areas and river-stone paving
Natural stone seating, round-gravel areas and river-stone paving for paths and squares, with locally selected materials and solid workmanship without concrete.
Wild shrubs and wild perennials
Planting and design with native wild shrubs and wild perennials to promote biodiversity, insects, birds and small wildlife.
Nature-based play and school facilities
Children's play areas and school facilities with natural materials, paths, resting and gathering areas, and natural teaching materials.
Maintenance and enhancement of nature conservation areas
Maintenance and enhancement of nature conservation areas by exposing nutrient-poor soils, small structures, clay and Stabilit ponds, and targeted enhancement measures.
Green planning
Green planning for nature conservation inventories, proposals for nature conservation enhancement and habitat connectivity, assessment of building applications and design plans for site developments.
Roadside verges and company facilities
Extensive planting and design of roadside verges, as well as greenery along company and industrial facilities, with dry sites, boulders and woody plants.
Trust & reputation

ranQ Trust Score of Biorana GmbH Naturgärten - Umweltberatung: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

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Data basis 96% · As of October 2026

Biorana GmbH Naturgärten - Umweltberatung scores 72.9 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.78.324%
  • 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.55.910%
  • 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.78.08%
Biorana GmbH Naturgärten - Umweltberatung scores 83.0 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.55.07%
Biorana GmbH Naturgärten - Umweltberatung 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%
Biorana GmbH Naturgärten - Umweltberatung scores 20.0 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.20.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Biorana GmbH Naturgärten - Umweltberatung reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.9 out of 5 stars from 8 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
4.9
of 5

Aggregated from 8 reviews across all connected sources

Sources
GGoogle4.98
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Bäpur 41
8618 Oetwil Am See
Opening hours
Mon
24h
Tue
24h
Wed
24h
Thu
24h
Fri
24h
Sat
24h
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-107.325.107
Founded
1995 · 31 years
Last commercial register change
November 5, 2021
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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