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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,904 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesProduct designerUsterLumbra GmbH
Lumbra GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Lumbra GmbH is lighting planning, lighting design and the construction/development of special luminaires, as well as the supply of standard and special luminaires. The company offers tailored solutions for lighting concepts and lighting planning, working closely with customers from various sectors to develop individual and creative solutions that create a unique atmosphere.

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Presence

Service area

Offering

Products & services

Industry:Product designer
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3.8/5

Lumbra GmbH

✓ Offered3
Lighting concept and lighting design
Lighting concepts and lighting design for architecture, industry and private clients; tailored lighting solutions for new builds, conversions and historic buildings.
Design, construction and realization of special luminaires
Design, construction and realization of special luminaires for projects with individual requirements; complemented with suitable standard luminaires and special luminaires.
Luminaire supply
Delivery of standard luminaires and special luminaires as part of lighting design and project implementation.
Trust & reputation

ranQ Trust Score of Lumbra GmbH: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 54% · As of November 2026

Lumbra GmbH 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%
Lumbra GmbH scores 57.1 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.39.612%
  • 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%
Lumbra GmbH scores 86.7 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).86.722%
Lumbra GmbH scores 2.0 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 35.2.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Lumbra GmbH reaches a ranQ Trust Score of 3.8 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 November 2026.

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

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Location

Knüsligasse 1
8610 Uster

At a glance

Legal form
Limited Liability Company
UID
CHE-351.534.377
Founded
2024 · 2 years
Last commercial register change
December 16, 2024
Employees
1 to 10

Active in 1 of 26 cantons

  • ZHZurich
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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