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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryPublic Administration & EducationContinuing Education InstitutesZurichStiftung SILVIVA
Stiftung SILVIVA Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Silviva is the promotion of education and learning in and with nature. They offer training, resources and networks for educational institutions to raise awareness and empower children, teachers and society for a sustainable use of natural resources. Silviva serves as the Swiss competence center for learning in and with nature and aims to strengthen the relationship between humans and nature and promote sustainable development.

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Products & services

Industry:Continuing Education Institutes
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4.1/5

Stiftung SILVIVA

✓ Offered8
Continuing Education and Professional Development
Continuing education courses for ongoing professional development, including in-service teacher training as well as coaching and supervision for learning outside the classroom.
CAS Nature-Based Environmental Education
Modular CAS in Nature-Based Environmental Education in cooperation with the Zurich University of Applied Sciences and HEPIA; courses offered in German or French.
SVEB Trainer Certificate for Environmental and Sustainability Professionals
Certificate course for adult education to teach environmental and sustainability topics in a practice- and impact-oriented way outdoors, indoors or online.
Tailor-made In-house Training and Learning Support
Tailor-made continuing education courses for schools, individually supported processes, coaching and long-term support on the path to becoming an outdoor school.
Outdoor Learning Consulting and Support
Specialist support, consulting and partnership-based project work to embed Outdoor Learning in the education system and enable independent implementation by partner organisations.
Networking and Exchange Formats
Networking meetings, online discussions and other opportunities for exchange for teachers and education stakeholders around Outdoor Teaching and joint development.
Specialist Publications and Learning Materials
Books, card sets, materials, information sheets and downloads for planning and delivering learning offerings in and with nature.
Podcast
Podcast on learning in and with nature, with contributions, person profiles and current research findings.
Trust & reputation

ranQ Trust Score of Stiftung SILVIVA: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Stiftung SILVIVA 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%
Stiftung SILVIVA scores 88.6 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%
Stiftung SILVIVA scores 83.3 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).83.322%
Stiftung SILVIVA scores 100.0 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 35.100.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Stiftung SILVIVA 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 54%, 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.

Knowledge

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Location

Pfingstweidstrasse 16
8005 Zurich

At a glance

Legal form
Foundation
UID
CHE-114.005.582
Founded
2007 · 19 years
Last commercial register change
October 22, 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.
97.0
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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