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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentSolar & PhotovoltaicsZurichZürichsee Solarstrom AG
Zürichsee Solarstrom AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Zürichsee Solarstrom AG is a project developer, owner and operator of photovoltaic (PV) installations. The company develops, constructs, commissions and operates PV projects and markets the produced electricity and associated environmental certificates (guarantees of origin); its shareholders include private investors and municipal utility entities.

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Offering

Products & services

Industry:Solar & Photovoltaics
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4.1/5

Zürichsee Solarstrom AG

✓ Offered
2
Development, construction and operation of solar power plants
Development, construction, realisation and operation of PV photovoltaic solar power plants in the catchment area of Lake Zurich; including organisation of the generated solar power and marketing of the environmental added value.
Marketing of solar power and HKN certificates
Sale of the generated solar power as well as the environmental added value via certificates of origin; refinancing of the projects via KEV, one-off payment and electricity marketing.
Trust & reputation

ranQ Trust Score of Zürichsee Solarstrom AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Zürichsee Solarstrom 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.
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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%
Zürichsee Solarstrom AG scores 85.5 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.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.55.07%
Zürichsee Solarstrom 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%
Zürichsee Solarstrom AG scores 10.3 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.10.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Zürichsee Solarstrom 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 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.

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Location

Neugasse 10
8005 Zurich

At a glance

Legal form
Corporation
UID
CHE-114.861.612
Founded
2009 · 17 years
Last commercial register change
October 13, 2025
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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