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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint747,212 companies indexed · Last updated: today
DirectoryFinance & InsuranceHolding companyRueyres-St-LaurentOnyxBlack Sàrl
OnyxBlack Sàrl Logo
Verified· 2 sourcesTrust Score
Summary

About the company

OnyxBlack Sàrl is a holding company that acquires, holds, manages and develops stakes in businesses. Its activities include strategic, administrative and financial management, property and portfolio management, IT engineering and iOS app development.

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Products & services

Industry:Holding company
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OnyxBlack Sàrl

Software developer
✓ Offered6
Equity Holdings and Business Development
Majority and strategic equity holdings, structuring and development of operating companies in Switzerland, especially in electrical engineering and infrastructure.
Real Estate and Infrastructure Assets
Management, value enhancement and deployment of a portfolio of movable and immovable assets with long-term income and asset potential.
Portfolio Management (Equities and Digital Assets)
Diversified capital allocation with investment strategy for equities and crypto-assets, plus treasury and asset management.
Governance and Strategic Advisory
Administrative, financial and strategic leadership for group entities and partners, focused on compliance, transparency and risk management.
Software Development and Digital Transformation
Design, deployment and supervision of technology architectures and software solutions, including iOS apps, mobile ecosystems and business tools for companies.
iOS App Development
Native development for iPhone, iPad and Mac with Swift and SwiftUI, including App Store publishing, HomeKit and CloudKit integrations.
Trust & reputation

ranQ Trust Score of OnyxBlack Sàrl

Trust Score

No score yet

x

A published score requires a data basis of at least 50% and data from at least two criteria groups other than identity. Missing evidence: Review quality, Review volume, Review recency, Media authority

Data basis 54% · As of November 2026

OnyxBlack 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.
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%
OnyxBlack Sàrl scores 40.1 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.0.012%
  • 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%
OnyxBlack Sàrl scores 83.3 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
x
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%
OnyxBlack Sàrl scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%

The data basis is 54%, below the threshold at which ranQ publishes a score. Evidence is missing for: Review quality, Review volume, Review recency, Media authority. As of November 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

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Location

Hier entsteht die Karte
Route du Ferrage 7 a
1695 Rueyres-St-Laurent

At a glance

Legal form
Limited Liability Company
UID
CHE-408.642.368
Founded
2026 · 0 years
Last commercial register change
January 19, 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.
88.0
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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