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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesCoaching & Personal DevelopmentZurichPerth GmbH
Perth GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Perth GmbH operates the SPARK brand and provides personal and organisational development services, including family constellations, organisational constellations, Reiki, yoga, and training programs offered through the Spark Academy.

AI-generated
Offering

Products & services

Industry:Coaching & Personal DevelopmentBreathwork, Meditation & Yoga Centers
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4.1/5

Perth GmbH

✓ Offered5
Family constellations
Family constellations for personal, relational and professional topics; private sessions in person or online to make unconscious patterns and blockages visible.
Organisational constellations
Organisational constellations for teams, executives and organisations; private or internal team formats to clarify complex situations, dynamics and next steps.
Reiki
Reiki treatments and Reiki learning offerings; sessions for relaxation, stress reduction and supporting wellbeing, as well as an introduction to Reiki practice.
Yoga
Yoga group classes and private lessons in person or online; weekly classes and private sessions for movement, breathwork and relaxation.
SPARK Academy
Trainings in Family Constellations and Organisational Constellations; immersion, single certification and combo certification to train facilitators.
Trust & reputation

ranQ Trust Score of Perth GmbH: 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.

Perth 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.
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%
Perth GmbH scores 72.3 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.75.012%
  • 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%
Perth GmbH 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%
Perth GmbH scores 68.6 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 35.68.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Perth GmbH 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

Minervastrasse 23
8032 Zurich

At a glance

Legal form
Limited Liability Company
UID
CHE-176.886.845
Founded
2019 · 7 years
Last commercial register change
November 9, 2021
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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