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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringThônexQualitz Sàrl
Qualitz Sàrl Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Qualitz is the quality assurance and technical due diligence of large-scale solar power plants in Europe and Central Asia. This includes engineering, quality assurance, technical assistance and the implementation of Post-Construction Functionality Checks (PCFC) to ensure that the plants operate reliably and efficiently.

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Offering

Products & services

Industry:Technical Consulting & Engineering
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3.9/5

Qualitz Sàrl

✓ Offered3
Technical due diligence and quality control of photovoltaic power plants
Technical due diligence, construction quality control and analysis of photovoltaic installations: inspection of components, electrical tests, performance analysis, detailed reports.
Quality assistance during construction and technical supervision
Quality control on site, supervision of the installation, on-site consulting, verification of documentation and test reports, weekly or periodic reports.
Engineering of photovoltaic power plants
Technical review, definition of the optimal DC/AC configuration, detailed design of the complete system, production simulation of the photovoltaic power plant.
Trust & reputation

ranQ Trust Score of Qualitz Sàrl: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 54% · As of October 2026

Qualitz 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%
Qualitz Sàrl scores 65.0 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.58.012%
  • 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%
Qualitz Sàrl 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%
Qualitz Sàrl scores 6.6 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 35.6.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Qualitz Sàrl reaches a ranQ Trust Score of 3.9 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

Route de Villette 51
1226 Thônex
Opening hours
Mon
09:00 - 18:00
Tue
09:00 - 18:00
Wed
09:00 - 18:00
Thu
09:00 - 18:00
Fri
09:00 - 18:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-271.511.893
Founded
2022 · 4 years
Last commercial register change
June 17, 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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