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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,904 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentNature conservation organizationZurichCarbon Circle AG
Carbon Circle AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Carbon Circle AG advises private and public institutions on net zero and the circular economy, and develops projects involving biochar and negative-emissions technologies. Its activities also include connecting stakeholders, matching biochar supply and demand, and organising events and training.

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Products & services

Industry:Nature conservation organization
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Carbon Circle AG

✓ Offered5
Advice on Net Zero and Circular Economy
Advice for private and public institutions on net zero and the circular economy, focusing on decarbonisation and concrete solution approaches.
Biochar Projects
Initiation and development of projects around biochar as a negative-emissions technology and its application in agriculture, construction and industrial products.
Networking in Negative-Emissions Technologies
Networking among interested parties and bringing together demand and supply around biochar and other negative-emissions technologies.
Events and Conferences
Organisation of events and conferences on biochar, decarbonisation, net zero and the circular economy.
Training and Courses
Training and courses on biochar, net zero and the circular economy, as well as imparting knowledge about negative-emissions technologies.
Trust & reputation

ranQ Trust Score of Carbon Circle AG

Trust Score

No score yet

x

A published score requires a data basis of at least 50% and data from at least two criteria groups other than identity. Missing evidence: Review quality, Review volume, Review recency, Media authority

Data basis 54% · As of November 2026

Carbon Circle 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%
Carbon Circle AG scores 76.6 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.79.212%
  • 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%
Carbon Circle AG scores 85.0 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).85.022%
Carbon Circle AG scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%

The data basis is 54%, below the threshold at which ranQ publishes a score. Evidence is missing for: Review quality, Review volume, Review recency, Media authority. As of November 2026.

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

Knowledge

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Location

Susenbergstrasse 187
8044 Zurich

At a glance

Legal form
Corporation
UID
CHE-214.710.161
Founded
2018 · 8 years
Last commercial register change
August 31, 2022
Employees
1 to 10

Active in 1 of 26 cantons

  • ZHZurich
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.
100.0
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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