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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint747,212 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentSustainability consultingAltdorf UrSustainer GmbH
Sustainer GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Sustainer GmbH advises companies, associations and public authorities on sustainability and sustainable business development. Its services include assessments, sustainability strategies and implementation, climate strategies and decarbonisation, as well as advice on communications and regulatory requirements.

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Service area

Offering

Products & services

Industry:Sustainability consulting
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3.6/5

Sustainer GmbH

✓ Offered4
Sustainability consulting for SMEs
Analysis & initial assessment, sustainability strategies for SMEs, Sustainability as a Service (SuaS), as well as decarbonisation & climate strategy for small and medium-sized enterprises.
Sustainability consulting for companies & groups
Further development & implementation, developing communications, regulatory adjustments, as well as decarbonisation & climate strategy for larger companies and groups.
Sustainability consulting for associations & public authorities
Industry solutions for associations, Sustainability as a Service (SuaS), regulatory measures, as well as decarbonisation and climate strategy for associations and public authorities.
Network, knowledge & innovation
Exchange with experts on sustainability, circular economy, climate and other disciplines of corporate management, as well as access to contacts in business, associations, public authorities, NGOs and politics.
Trust & reputation

ranQ Trust Score of Sustainer GmbH: 3.6 out of 5.0

Trust Score3.6/ 5.0

Solid

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Data basis 58% · As of November 2026

Sustainer GmbH 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.
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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%
Sustainer GmbH scores 50.8 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.25.012%
  • 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%
Sustainer GmbH 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%
Sustainer GmbH scores 10.0 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 35.20.04%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.0.04%
Qualifications+0.00

Sustainer GmbH reaches a ranQ Trust Score of 3.6 out of 5.0 — rated «Solid». 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 November 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Press

Media

July 1, 2026Media
«KMU-Booster» soll Urner Unternehmen fit für Netto-Null machen
bote.ch

Knowledge

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Location

Gitschenstrasse 1
6460 Altdorf Ur

At a glance

Legal form
Limited Liability Company
UID
CHE-223.660.013
Founded
2025 · 1 year
Last commercial register change
March 4, 2025
Employees
1 to 10

Active in 1 of 26 cantons

  • URUri
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.
88.0
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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