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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryFinance & InsuranceFiduciary OfficesBaselErnst & Young AG
Ernst & Young AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Ernst & Young AG provides professional services including assurance, tax, transaction advisory, consulting and technology services. It helps clients transform, grow and operate through data- and technology-enabled solutions such as sustainability, cybersecurity and managed services.

AI-generated
Offering

Products & services

Industry:Fiduciary Offices
✓ Offered10
Tax advisory
Comprehensive tax services, including compliance, tax planning, VAT, transfer pricing and cross-border tax issues.
Audit and assurance services
Audit, Financial Accounting Advisory Services, IFRS, Forensic & Integrity Services, and other audit and reporting services.
Advisory
Consulting for digital transformation, risk consulting, supply chain, customer experience, technology and business transformation.
Strategy and transaction advisory
Strategy by EY-Parthenon with Corporate Strategy, Transaction Strategy and Execution, M&A Advisory, Corporate Finance, Divestments and Value Creation.
Legal advisory
Corporate and commercial law, digital law, labour and employment law, legal operations, transaction law and real-estate law services.
People and workforce advisory
Change management, HR transformation, global mobility, learning and development, recognition and rewards, and workforce analytics.
Technology advisory and digital transformation
EY.ai, cybersecurity, audit technology, tax technology, technology transformation and digital transformation solutions.
Sustainability advisory
Sustainability strategy, climate and decarbonization, sustainable supply chain, sustainability reporting, assurance and legal/compliance services.
Managed services
Outsourced finance, cybersecurity, tax, financial reporting, sustainability, risk and legal managed services.
Industry advisory
Industry-focused advisory for Financial Services, Consumer, Government and infrastructure, Private Equity, TMT, Advanced Manufacturing and other sectors.
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4.1/5

Ernst & Young AG

Trust & reputation

ranQ Trust Score of Ernst & Young AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 58% · As of October 2026

Without public customer reviews the score stays capped.

Ernst & Young 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%
Ernst & Young AG scores 99.0 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.96.07%
Ernst & Young 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%
Ernst & Young AG scores 61.7 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 35.100.04%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.23.34%
Qualifications+0.00

Ernst & Young 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 58%, 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.

Press

Media

February 19, 2026Media
Ernst & Young Entrepreneuer of the Year 2012
bilanz.ch

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Location

Aeschengraben 27
4051 Basel

At a glance

Legal form
Corporation
UID
CHE-105.932.265
Founded
1998 · 28 years
Last commercial register change
July 3, 2026
Employees
101 to 500
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.100.03%
    • Full methodology

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