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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,701 companies indexed · Last updated: today
DirectoryIndustryGeneral Goods ProductionDomdidierLDK Sàrl
LDK Sàrl Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of LDK Sàrl is the manufacture and distribution of LED products, particularly custom-made LED profiles, as well as related components such as converters and Aquaflex products. The company also offers services such as direct delivery of products to construction sites and a breakdown service.

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Products & services

Industry:General Goods Production
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LDK Sàrl

✓ Offered11
LED Profile
Custom LED profiles, usually up to 6 metres, with PMMA covers; wide range of profiles, various diffusers, end caps and clips.
Aquaflex
Waterproof LED range for outdoor and indoor projects, available as Aquaflex 10W, 3D, CURVE and WAVE.
LED converters
Converters for LED applications, with DALI, Casambi and phase-cut solutions, as well as on-off models in different power and protection classes.
Made-to-measure
Made-to-measure lighting products according to the client's specifications, including project study, quotation preparation and execution on request.
Lighting studies & simulation
Lighting studies and simulations for projects, with project or quotation drafting by the team.
Bending LED profiles
Bending LED profiles for lighting projects, taking into account the minimum bending radius of the available profiles.
Resin potting
Resin potting of made-to-measure profiles for sealing in all operating conditions, including extreme conditions.
Colour matching
Powder coating or colour matching using electrostatic two-component water-based paint for profiles and components.
Metal fabrication
Metal fabrication for complex LED assemblies, including welded connections and angles.
Customer service - onsite production
Technical advice, onsite measurement and customer service, with a mobile production service on the construction site.
Delivery runs
Planned deliveries to multiple regions in Switzerland, including Lucerne, Solothurn, Jura, Fribourg, Bern, Lausanne, Geneva, Valais and Neuchâtel.
Trust & reputation

ranQ Trust Score of LDK Sàrl: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

LDK 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%
LDK Sàrl scores 83.6 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.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%
LDK 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%
LDK Sàrl scores 45.7 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 35.45.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

LDK Sàrl 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

Route de l'Industrie 51
1564 Domdidier

At a glance

Legal form
Limited Liability Company
UID
CHE-157.062.772
Founded
2012 · 14 years
Last commercial register change
June 8, 2023
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.85.03%
    • Full methodology

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