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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentSolar & PhotovoltaicsDelémontOptimum Swiss Solar Sàrl
Optimum Swiss Solar Sàrl Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Optimum Swiss Solar Sàrl plans, installs and maintains solar energy systems and provides services such as project studies, implementation, troubleshooting, drone cleaning of solar panels and custom-designed solar carports. The company focuses on solar energy solutions for residential and commercial projects.

AI-generated
Offering

Products & services

Industry:Solar & Photovoltaics
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4.0/5

Optimum Swiss Solar Sàrl

✓ Offered6
Solar project
Design and planning of solar projects tailored to energy needs, including study, implementation, project monitoring and development of the project.
Study and implementation
Study and implementation of solar systems, with precise project execution to ensure performance and energy efficiency.
Troubleshooting of solar installations
Troubleshooting interventions to resolve problems and ensure proper operation of solar installations.
Project monitoring and development
Regular monitoring of solar projects, support at each stage and continuous optimization of the installations.
Solar panel cleaning by drone
Cleaning of solar panels using drones to maintain performance and durability of the installations.
Custom solar carport construction
Design and construction of custom solar carports, with protection and generation of renewable energy.
Trust & reputation

ranQ Trust Score of Optimum Swiss Solar Sàrl: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

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Data basis 54% · As of October 2026

Optimum Swiss Solar Sàrl 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%
Optimum Swiss Solar Sàrl scores 70.2 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.70.212%
  • 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%
Optimum Swiss Solar Sàrl 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%
Optimum Swiss Solar Sàrl scores 2.0 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 35.2.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Optimum Swiss Solar Sàrl reaches a ranQ Trust Score of 4.0 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

Rue Saint-Georges 6
2800 Delémont

At a glance

Legal form
Limited Liability Company
UID
CHE-428.099.740
Founded
2020 · 6 years
Last commercial register change
June 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.
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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