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

About the company

hellblau Petra Waldinsperger Matter provides lighting design, consultancy, concept development and implementation planning with construction supervision. Projects include architecture, public space, exhibitions, theatre/dance and art.

AI-generated
Offering

Products & services

Industry:Technical Consulting & Engineering
✓ Offered4
Light design
Light design for architecture, public spaces, exhibitions, theatre | dance and art; development of lighting visions with clients and specialist planners.
Light consulting
Individual light consulting according to the client’s requirements; optimisation of lighting solutions to avoid later corrections and costs.
Lighting concept
Visualisation or sketch-like depiction of lighting ideas; consideration of energy efficiency, environmental compatibility, sustainability and realistic cost estimates.
Execution planning and site supervision
Definitive CAD plans, lighting calculations, product specifications, sample selections, technical details, control concepts, energy balances, and support up to completion.
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4.1/5

hellblau Petra Waldinsperger Matter

Trust & reputation

ranQ Trust Score of hellblau Petra Waldinsperger Matter: 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.

hellblau Petra Waldinsperger Matter 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%
hellblau Petra Waldinsperger Matter scores 78.5 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%
hellblau Petra Waldinsperger Matter 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%
hellblau Petra Waldinsperger Matter scores 10.3 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 35.10.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

hellblau Petra Waldinsperger Matter 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

Herrligstrasse 14
8048 Zurich

At a glance

Legal form
Sole proprietorship
UID
CHE-105.399.164
Founded
2007 · 19 years
Last commercial register change
January 26, 2007
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.67.06%
  • 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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