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Ernst & Young (EY) Business Consultants

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Professional services

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The Irish business consulting practice associated with EY, providing strategy, transformation, technology, transactions, risk and related advisory services.

Last updated November 4, 2026

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Overview

Ernst & Young (EY) Business Consultants refers to the business consulting and advisory activities conducted under the EY brand in Ireland. It is not clearly established as a separately incorporated global brand or standalone company with this exact name; rather, the designation appears to describe EY's consulting practice serving Irish and international clients. EY is one of the world's large professional-services networks, traditionally known for assurance, tax, transaction and consulting services. Its consulting work is generally organized around helping organizations improve strategy, operations, technology, risk management, finance, workforce capabilities and large-scale transformation. In Ireland, EY's consulting activities operate within the broader EY member-firm structure rather than as an independently listed consultancy. The practice may serve public companies, private businesses, financial institutions, government bodies and other organizations. Typical assignments can include enterprise and operating-model design, digital and technology transformation, data and analytics, cybersecurity and risk, finance transformation, supply-chain improvement, regulatory implementation, sustainability and climate-related strategy, and support for mergers, acquisitions and other transactions. The precise legal entity delivering an engagement can vary by service and jurisdiction. The EY brand was formed through the 1989 merger of Ernst & Whinney and Arthur Young, although the predecessor firms have much older histories. EY has since expanded from a traditional audit and accounting network into a broad professional-services organization. Its consulting business has experienced periods of expansion, restructuring and strategic repositioning, including the separation of consulting and audit activities in the early 2000s and subsequent efforts to build technology, strategy and transactions capabilities. The Irish practice is part of EY's international network and benefits from shared methodologies, sector expertise, technology platforms and cross-border resources. Its market positioning is that of a large, multidisciplinary professional-services adviser able to combine consulting with tax, assurance and transaction expertise, subject to independence and other professional or regulatory restrictions. Because the submitted subject has no dedicated Wikipedia path, no independently verified information has been identified for a separate legal entity specifically named "Ernst & Young (EY) Business Consultants." This entry therefore treats it as a descriptive Irish EY consulting brand or practice and should be reviewed against the exact local legal entity and any official Irish registration record.

History

The exact designation "Ernst & Young (EY) Business Consultants" does not have a clearly verified standalone identity in the supplied reference material. It is best understood as a descriptive name for EY's consulting practice in Ireland rather than as a separately documented international brand. EY's institutional history derives from the development and combination of major accounting and professional-services firms. Ernst & Whinney and Arthur Young merged in 1989 to create Ernst & Young. The resulting organization retained substantial assurance and tax activities while developing advisory and consulting services for corporate, financial, public-sector and other clients. Its global network model means that services are delivered through member firms and other affiliated entities in individual jurisdictions, rather than through one universally operating corporation. During the late twentieth and early twenty-first centuries, the large accounting networks expanded their consulting practices in response to demand for technology implementation, business-process improvement, risk management and organizational change. Regulatory and independence pressures later affected the structure of the industry. EY sold its consulting practice to Cap Gemini in 2000, with the business becoming part of Capgemini. EY subsequently rebuilt consulting capabilities, including through acquisitions and the expansion of internal advisory teams. In 2013, the organization adopted the shorter global brand name EY. EY's later consulting strategy increasingly emphasized digital transformation, technology, analytics, cyber services, strategy, transactions, sustainability and large-scale business change. The practice has also been connected with EY's broader sector coverage, including financial services, government and public sector, consumer products, health, life sciences, industrials, energy and infrastructure, and technology, media and telecommunications. The Irish consulting activity should be viewed within this international and networked history. It can draw on local market knowledge and international EY resources, while serving clients whose operations may extend across Europe and other regions. Available information does not establish a separate founding year, founder, headquarters, product catalog or executive roster for an entity with the exact submitted name. Nor does it establish that the label corresponds to a distinct Irish legal company. Further verification using official EY Ireland materials or Irish corporate records would be required before attributing entity-level facts to this specific designation.

  • 2013

    Global brand becomes EY

    Ernst & Young adopts EY as its shorter global brand name, while continuing to operate through its international member-firm network.

  • 2000

    EY sells its consulting practice

    EY sells its consulting practice to Cap Gemini, a major strategic separation that reshapes the organization's advisory and consulting activities.

  • 1989

    Ernst & Young is formed

    Ernst & Whinney and Arthur Young merge, creating the Ernst & Young professional-services organization from which the EY brand ultimately developed.

Products and positioning

Large multidisciplinary professional-services consultancy combining business, technology, risk, transactions and sector expertise through the EY international network.

  • Business consulting

    Strategy and operating-model consulting

    Advisory work helping organizations define corporate and business-unit strategy, redesign operating models, clarify governance and align capabilities, processes and investments with business objectives. Engagements may cover growth, cost management, organizational design, market entry and enterprise-wide transformation.

  • Technology consulting

    Technology and digital transformation

    Consulting services focused on technology strategy, architecture, cloud adoption, systems implementation, data and analytics, automation and digital customer or employee experiences. Delivery may involve EY methodologies, technology alliances and locally or globally coordinated implementation teams.

  • Risk consulting

    Risk, compliance and cybersecurity advisory

    Advisory support for enterprise risk, internal controls, regulatory change, financial crime, information security, cyber resilience and technology risk. Services can help clients assess exposures, design control frameworks and respond to changing regulatory or operational requirements.

  • Functional transformation consulting

    Finance and enterprise performance transformation

    Projects aimed at improving finance functions, management information, planning, reporting, performance management and related enterprise processes. Work may include target operating models, process redesign, technology-enabled transformation and implementation support.

  • Transactions consulting

    Transactions and post-merger integration advisory

    Consulting connected with acquisitions, divestitures, due diligence, separation planning, integration and value realization. These services complement EY's broader transaction, tax, valuation and corporate-finance capabilities, subject to applicable independence requirements.

Brand decisions

  • 2013

    Adoption of the EY global brandStrategy

    Background

    The organization sought a shorter and more unified identity for its international network and professional-services businesses.

    Action taken

    Ernst & Young adopted EY as its global brand name.

    Aftermath

    The EY identity became the principal customer-facing brand for the network, including its consulting and advisory activities in Ireland.

  • 2000

    Sale of EY consulting practice to Cap GeminiM&A

    Background

    The large accounting and professional-services networks faced increasing pressure to manage potential conflicts between audit and consulting work.

    Action taken

    EY sold its consulting practice to Cap Gemini, separating a significant portion of its consulting operations from the EY network at that time.

    Aftermath

    The transaction contributed to the restructuring of EY's advisory portfolio. EY later rebuilt and expanded consulting capabilities through organic growth and acquisitions.

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