Insights

Strong Market Position EY is a global leader in professional services with a large workforce exceeding 10,000 employees and an impressive revenue stream of around 10 billion dollars, indicating robust financial health and extensive client reach, making it a prime target for high-value service partnerships.

Innovation and Technology Use With a diverse technology stack including Microsoft Dynamics 365, MongoDB, and LogRhythm, EY demonstrates a strong emphasis on digital transformation and cybersecurity, providing opportunities for advanced IT solutions, software integration, and consulting services.

Sustainability Focus EY’s mission to ‘build a better working world’ underscores a commitment to societal impact and sustainability, opening potential for collaboration on ESG initiatives, sustainable finance, and socially responsible consulting projects.

Market Trends Alignment Recent news reflects EY’s engagement with cutting-edge industry developments such as AI-driven transformation and operational excellence, which suggests a need for innovative technology solutions and advisory services to support ongoing digital evolution.

Competitive Landscape As a key player alongside companies like KPMG and Deloitte with similar revenue and workforce sizes, EY presents opportunities to differentiate through specialized services, digital solutions, and tailored strategic consulting to capture market share and expand client relationships.

EY Tech Stack

EY uses 8 technology products and services including Veritas NetBackup, Segment, Microsoft Dynamics 365 Sales, and more. Explore EY's tech stack below.

  • Veritas NetBackup
    Backup And Recovery
  • Segment
    Customer Data Platforms
  • Microsoft Dynamics 365 Sales
    Customer Relationship Management
  • MongoDB
    Database
  • IBM Lotus Notes
    Enterprise
  • IQVIA
    Health Platform
  • Juniper Networks
    IT Infrastructure & Operations Management
  • LogRhythm
    Security Information And Event Management

Media & News

EY's Email Address Formats

EY uses at least 3 format(s):
EY Email FormatsExamplePercentage
First.Last@ey.comJohn.Doe@ey.com
95%
First@ey.comJohn@ey.com
3%
FirstLast@ey.comJohnDoe@ey.com
1%
FLast@ey.comJDoe@ey.com
1%
First.Last@parthenon.ey.comJohn.Doe@parthenon.ey.com
86%
FLast@parthenon.ey.comJDoe@parthenon.ey.com
10%
Last@parthenon.ey.comDoe@parthenon.ey.com
2%
First.L@parthenon.ey.comJohn.D@parthenon.ey.com
1%
First.Middle@parthenon.ey.comJohn.Michael@parthenon.ey.com
1%
First.Last@ca.ey.comJohn.Doe@ca.ey.com
84%
Last@ca.ey.comDoe@ca.ey.com
10%
FLast@ca.ey.comJDoe@ca.ey.com
3%
First.Middle@ca.ey.comJohn.Michael@ca.ey.com
1%
First.MiddleLast@ca.ey.comJohn.MichaelDoe@ca.ey.com
1%
First.Last@ca.ey.comJohn.Doe@ca.ey.com
1%

Frequently Asked Questions

Where is EY's headquarters located?

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EY's main headquarters is located at 6 More London Place London, SE1 2DA GB. The company has employees across 6 continents, including AsiaEuropeNorth America.

What is EY's phone number?

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You can contact EY's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is EY's stock symbol?

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EY is a publicly traded company; the company's stock symbol is KEY.

What is EY's official website and social media links?

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EY's official website is ey.com and has social profiles on LinkedIn.

What is EY's NAICS code?

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EY's NAICS code is 54 - Professional, Scientific, and Technical Services.

How many employees does EY have currently?

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As of October 2025, EY has approximately 377K employees across 6 continents, including AsiaEuropeNorth America. Key team members include Chief Financial Officer: N. K.Ey Global Chair And Ceo: J. T.Ey Emeia Managing Partner – Government & Public Sector: R. M.. Explore EY's employee directory with LeadIQ.

What industry does EY belong to?

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EY operates in the Professional Services industry.

What technology does EY use?

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EY's tech stack includes Veritas NetBackupSegmentMicrosoft Dynamics 365 SalesMongoDBIBM Lotus NotesIQVIAJuniper NetworksLogRhythm.

What is EY's email format?

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EY's email format typically follows the pattern of First.Last@ey.com. Find more EY email formats with LeadIQ.
EY

EY

Professional ServicesLondon, United Kingdom10001+ Employees

Die globale EY-Organisation ist einer der Marktführer in der Wirtschaftsprüfung, Steuerberatung, Transaktionsberatung und Managementberatung. Mit unserer Erfahrung, unserem Wissen und unseren Leistungen stärken wir weltweit das Vertrauen in die Wirtschaft und die Finanzmärkte. Dafür sind wir bestens gerüstet: mit hervorragend ausgebildeten Mitarbeitern, starken Teams, exzellenten Leistungen und einem sprichwörtlichen Kundenservice. Unser Ziel ist es, Dinge voranzubringen und entscheidend besser zu machen – für unsere Mitarbeiter, unsere Mandanten und die Gesellschaft, in der wir leben. Dafür steht unser weltweiter Anspruch „Building a better working world“.

Die globale EY-Organisation besteht aus den Mitgliedsunternehmen von Ernst & Young Global Limited (EYG). Jedes EYG-Mitgliedsunternehmen ist rechtlich selbstständig und unabhängig und haftet nicht für das Handeln und Unterlassen der jeweils anderen Mitgliedsunternehmen. Ernst & Young Global Limited ist eine Gesellschaft mit beschränkter Haftung nach englischem Recht und erbringt keine Leistungen für Mandanten. Weitere Informationen finden Sie unter www.ey.com.

Informationen auf dieser Seite sind lediglich als allgemeine, unverbindliche Information gedacht und kann daher nicht als Ersatz für eine detaillierte Recherche oder eine fachkundige Beratung oder Auskunft dienen. Bei jedem spezifischen Anliegen sollte ein geeigneter Berater zurate gezogen werden.

Section iconCompany Overview

Headquarters
6 More London Place London, SE1 2DA GB
Phone number
Website
ey.com
Stock Symbol
KEY
NAICS Code
54 - Professional, Scientific, and Technical Services
Employees
10001+

Section iconFunding & Financials

  • $10B

    EY's revenue is estimated to be in the range of $10B

Section iconFunding & Financials

  • $10B

    EY's revenue is estimated to be in the range of $10B

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