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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentSustainability SectorHerisauARNAL, Büro für Natur und Landschaft AG
ARNAL, Büro für Natur und Landschaft AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of ARNAL is consulting and implementing projects in the field of nature and landscape conservation, including: environmental and ecological assessments, conservation genetics, public relations and environmental education, construction supervision and project management in the field of environment and ecology, research and development in the field of nature and landscape conservation. The company also offers services such as accreditation, specialized information and method development.

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Products & services

Industry:Sustainability Sector
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4.1/5

ARNAL, Büro für Natur und Landschaft AG

✓ Offered7
Planning / Concepts
Plan, develop and coordinate ecological projects; nature inventories, ecological infrastructure, GIS analyses, landscape concepts, protection and land-use planning, and landscape development concepts.
Expert Reports / Assessments
Expert reports and impact assessments for landscape, waters, forest, vegetation, habitats and fauna; surveys, mapping, UVP/UEP, protective measures and advice in administrative procedures.
Construction Monitoring & Soil Protection
Ecological and environmentally sound soil construction monitoring (ÖBB/UBB), construction supervision, advice on nature conservation and soil-science correct interventions, neophyte and soil protection concepts, as well as landfill solutions.
Conservation Genetics
Genetic methods for species protection and monitoring; eDNA for amphibians and spring-water habitats, connectivity analyses, individual sampling, bulk-DNA metabarcoding, and accreditation for partner offices.
Public Relations & Environmental Education
Events and excursions, educational materials, publications, as well as information boards, protected-area signs and brochures about nature, biology and landscape; from concept to layout.
Research / Innovations
Research projects and field trials of innovative methods; genetic analyses, tests of protection and monitoring methods, and new approaches in landscape and habitat planning.
Specialist Mandates
Taking on specialist mandates in planning, coordination and consulting; among others the KBNL secretariat, Verein Natur AR, Naturerlebnispark Schwägalp/Säntis, Get Nature Positive certification body, and Verein Urholz.
Trust & reputation

ranQ Trust Score of ARNAL, Büro für Natur und Landschaft AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 58% · As of October 2026

Without public customer reviews the score stays capped.

ARNAL, Büro für Natur und Landschaft AG has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
x
CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
ARNAL, Büro für Natur und Landschaft AG scores 89.3 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.70.07%
ARNAL, Büro für Natur und Landschaft AG scores 86.7 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).86.722%
ARNAL, Büro für Natur und Landschaft AG scores 41.9 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 35.77.14%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.6.74%
Qualifications+0.00

ARNAL, Büro für Natur und Landschaft AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 58%, 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.

Press

Media

September 28, 2023Media
Renaturierung der Kaubadweiher in vollem Gang
appenzell24.ch

Knowledge

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Location

Kasernenstrasse 37
9100 Herisau

At a glance

Legal form
Corporation
UID
CHE-108.680.918
Founded
1997 · 29 years
Last commercial register change
July 9, 2025
Employees
11 to 20
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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