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

About the company

The core activity of preluce ag is professional lighting design, where light effects and emotions are at the forefront.

AI-generated
Offering

Products & services

Industry:Technical Consulting & EngineeringWholesale - Machinery & Technical Equipment
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4.1/5

preluce ag

✓ Offered3
Lighting planning
Light concepts for indoor and outdoor spaces, professional artificial lighting design, daylight planning and analysis, product-neutral design, consulting, special concepts and luminaire development.
Energy attestations and lighting attestations
Energy attestations EN-12/EN-111, lighting attestations according to SIA 380/4 and 387/4, certified private inspection, light-technical reviews and energy-technical consulting.
Funding contribution advisory for lighting systems
Clarification of possible funding contributions, cost-effectiveness calculations, planning of new systems, invitation to contractors for tender, site supervision, and preparation of the documentation for funding contributions.
Trust & reputation

ranQ Trust Score of preluce ag: 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.

preluce ag 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%
preluce ag scores 85.5 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.100.012%
  • 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%
preluce ag 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%
preluce ag scores 77.1 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 35.77.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

preluce ag 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

Schaffhauserstrasse 34
8006 Zurich

At a glance

Legal form
Corporation
UID
CHE-191.666.245
Founded
2011 · 15 years
Last commercial register change
July 14, 2022
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.
100.0
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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