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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentSolar & PhotovoltaicsEschenzSunny Solartechnik (Schweiz) GmbH
Sunny Solartechnik (Schweiz) GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of SUNNY Solartechnik (Schweiz) GmbH is the planning, installation, and maintenance of solar power systems, including the integration with intelligent home technology and the provision of products such as photovoltaic modules, inverters, battery storage systems, and monitoring systems.

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Offering

Products & services

Industry:Solar & Photovoltaics
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Sunny Solartechnik (Schweiz) GmbH

✓ Offered8
Photovoltaic systems
Photovoltaic systems for pitched roofs, flat roofs, agriculture and industry; rooftop-mounted systems, integrated systems, terrace awnings and carports, including storage, self-consumption optimisation and grid feed-in.
Advice, planning, installation and maintenance of solar power systems
Advice, planning, assembly, installation and maintenance of solar power systems, with integration into smart home technology and solutions from a single source.
Photovoltaic modules
Photovoltaic modules for solar power systems, as a product for implementing systems on different roof types.
Photovoltaic inverters
Photovoltaic inverters for converting and using the generated solar power in photovoltaic systems.
Battery storage systems
Battery storage systems for storing excess solar power for the dark hours and for increasing self-consumption.
Photovoltaic monitoring systems & home automation
Photovoltaic monitoring systems and home automation for controlling hot water, heat pumps, e-car charging and for rapid fault detection.
E-mobility
Solutions for e-mobility with intelligent energy controllers, surplus charging from solar power and charging the e-car from the grid.
Solar system cleaning
Solar system cleaning as a service for existing photovoltaic systems; maintenance and cleaning of solar modules are covered.
Trust & reputation

ranQ Trust Score of Sunny Solartechnik (Schweiz) GmbH: 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.

Sunny Solartechnik (Schweiz) 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%
Sunny Solartechnik (Schweiz) GmbH scores 82.0 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.97.712%
  • 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%
Sunny Solartechnik (Schweiz) GmbH scores 83.3 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).83.322%
Sunny Solartechnik (Schweiz) GmbH scores 22.9 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 35.22.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Sunny Solartechnik (Schweiz) GmbH 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

Müliäckerweg 4
8264 Eschenz

At a glance

Legal form
Limited Liability Company
UID
CHE-241.947.636
Founded
2012 · 14 years
Last commercial register change
February 2, 2026
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.88.06%
  • 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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