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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentSustainability SectorRoot D4Zelsius AG
Zelsius AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Zelsius AG develops software and a CO2 calculator that enables Swiss SMEs to record emissions and produce corporate and product carbon footprints in accordance with recognised standards.

AI-generated
Offering

Products & services

Industry:Sustainability SectorSoftware Development
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Zelsius AG

✓ Offered3
Company CO2 footprint
CO2 calculator for companies, data capture and emission calculations in accordance with the GHG Protocol, climate report with hotspot analysis, optional external verification, support and onboarding.
Product CO2 footprint
Product CO2 footprint according to ISO 14064 and the GHG Protocol, data collection with experts, reports with emission breakdown and hotspots, optional external verification.
Net-zero roadmap
Development of a net-zero roadmap for SMEs in accordance with the Climate and Innovation Act, including a CO2 footprint, climate targets, action planning and support from energy and climate experts.
Trust & reputation

ranQ Trust Score of Zelsius AG: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 58% · As of October 2026

Zelsius 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%
Zelsius AG scores 59.7 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.39.612%
  • 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%
Zelsius AG 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%
Zelsius AG scores 30.5 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 35.34.34%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.26.74%
Qualifications+0.00

Zelsius AG reaches a ranQ Trust Score of 3.8 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

March 3, 2026Media
Newsletter
punkt4.info
February 16, 2026Media
Rytec Circular und Zelsius bieten KMU Hilfe bei Ökobilanz an
punkt4.info
August 29, 2025Media
Zelsius: Mit Stiftungssupport zu schnellerem Wachstum
startupticker.ch
June 6, 2025Media
Schnellere CO2-Bilanzierung für KMU
startupticker.ch

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Location

Platz 4
6039 Root D4

At a glance

Legal form
Corporation
UID
CHE-204.770.256
Founded
2024 · 2 years
Last commercial register change
October 7, 2024
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.
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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