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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,888 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesManagement ConsultingZurichJoseph Hage Aaronson GmbH
Joseph Hage Aaronson GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Joseph Hage Aaronson GmbH is a law firm specialising in tax litigation and dispute resolution, providing litigation, arbitration and investigation services. Its practice areas include commercial litigation, insolvency and construction disputes, art law, private client and tax disputes.

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Products & services

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Joseph Hage Aaronson GmbH

✓ Offered10
Tax Disputes
Tax disputes with HMRC, including proceedings related to Corporation Tax, VAT, Income Tax and PAYE, as well as disputes relating to Kittel, PAYE and National Insurance.
Commercial Litigation
Commercial disputes in complex, contentious proceedings, with strategic case management and representation in business-law disputes.
Arbitration
Arbitration proceedings and arbitration-related dispute resolution for complex disputes with high claim values.
Construction Litigation and Arbitration
Disputes and arbitration proceedings in the construction and infrastructure context, including contentious construction projects and related claims.
Private Wealth Disputes
Disputes concerning wealth, succession and private wealth structures, in particular conflict-prone private wealth matters.
Private Client
Advice and representation in private matters, including personal and family legal issues with a contentious or planning-related aspect.
Insolvency Litigation
Insolvency-related disputes, in particular proceedings in connection with insolvent companies and insolvency-law conflicts.
International Protection and White Collar Criminal Defence
Defence in international protection and white-collar criminal proceedings, including complex criminal matters with a cross-border element.
Investigation
Investigations and internal fact-finding in complex dispute and risk situations, to clarify facts and evidence.
Art Law
Legal advice and dispute representation in art law, in particular in art-related conflicts and matters of property law.
Trust & reputation

ranQ Trust Score of Joseph Hage Aaronson GmbH: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Joseph Hage Aaronson 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%
Joseph Hage Aaronson GmbH scores 77.2 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.86.512%
  • 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%
Joseph Hage Aaronson 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%
Joseph Hage Aaronson GmbH scores 94.3 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 35.94.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Joseph Hage Aaronson 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.

Knowledge

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Location

Rennweg 24
8001 Zurich

At a glance

Legal form
Limited Liability Company
UID
CHE-169.621.247
Founded
2016 · 10 years
Last commercial register change
December 22, 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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