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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,904 companies indexed · Last updated: today
DirectoryFinance & InsuranceFinancial servicesZurichPorta Advisors AG
Porta Advisors AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Porta Advisors AG is an independent financial services firm with an international focus that provides advisory and brokerage services to institutional investors, family offices and companies. Services include strategy consulting, transaction management (M&A) and independent board participation; the firm also advises on strategic, financial and operational matters, including mergers, restructurings and recapitalisations.

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Products & services

Industry:Financial services
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4.1/5

Porta Advisors AG

✓ Offered4
Advisory
Strategic, financial and operational advisory on a mandate basis; independent participation in supervisory and advisory committees; support for mergers and acquisitions, restructuring and recapitalisations.
Transaction Management (M&A)
Transaction management for financial transactions with a focus on mergers and acquisitions, as well as support for restructuring and recapitalisations.
Strategy Consulting
Strategic advisory for institutional investors, family offices and companies to achieve strategic and financial objectives.
Independent Committee Participation
Independent participation in supervisory and advisory committees as a mandate assignment, with a focus on neutral assessment and decision support.
Trust & reputation

ranQ Trust Score of Porta Advisors AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of November 2026

Without public customer reviews the score stays capped.

Porta Advisors 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%
Porta Advisors AG scores 81.1 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.89.612%
  • 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%
Porta Advisors AG scores 85.0 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).85.022%
Porta Advisors AG scores 13.1 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 35.13.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Porta Advisors 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 November 2026.

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

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Location

Mainaustrasse 21
8008 Zurich

At a glance

Legal form
Corporation
UID
CHE-463.388.396
Founded
2015 · 11 years
Last commercial register change
March 26, 2026
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.
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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