Ernst & Young (EY)
Ernst & Young (EY) is one of the Big Four professional services organizations, operating as a global network of member firms branded under "EY" and coordinated by Ernst & Young Global Limited (EYG). EY reports a workforce of roughly 400,000 people spanning approximately 150 countries. The firm's stated purpose is "Building a better working world" and it organizes delivery across a small set of professional service lines — Assurance, Consulting, Strategy & Transactions (branded as EY-Parthenon, covering both Strategy and Transactions and Corporate Finance), Tax, Law, Technology, Managed Services, and People & Workforce Services — plus EY Private (services for privately-held and entrepreneur-led businesses) and EY Sustainability. Industry coverage is organized into eight sectors: Industrials & Mobility, Consumer Products & Retail, Energy & Resources, Financial Services, Government & Infrastructure, Health & Life Sciences, Private Equity, and Technology, Media & Telecommunications. EY's flagship technology initiative is EY.ai, positioned as an enterprise-scale "agentic AI unifying platform" backed by alliances with NVIDIA, Microsoft, IBM, SAP, ServiceNow and others. Adjacent platform brands include EY Nexus (a sector-tailored business transformation platform marketed primarily to financial services), EY Studio+ (customer experience / growth), EY Ecosystems (partnership network), and EY wavespace (innovation centers). EY's research-publishing surface is the EY Insights portfolio, organized around topic areas (AI, Finance, Geostrategy, People and Workforce, Risk, Sustainability, Technology, EY Transformation) and flagship recurring series including the CEO Outlook, EY Megatrends, Global IPO Trends, the Private Equity Pulse, Work Reimagined, the Climate Action Barometer, and the Nature Action Barometer, plus EY Podcasts and EY Webcasts. Project Everest — the proposed split of EY's audit and consulting businesses — was publicly cancelled in April 2023, and EY continues to operate as an integrated multi-line professional services organization. EY does not publish a public developer portal, OpenAPI specifications, public REST APIs, or a consumer-facing API pricing surface at the global corporate level. The only first-party EY GitHub organization that is publicly discoverable is EYBlockchain (github.com/EYBlockchain, ~28 public repositories, ~160 followers, blog URL blockchain.ey.com), which hosts EY's open-source zero-knowledge cryptography and privacy-preserving blockchain work, anchored by the Nightfall optimistic-rollup family (Nightfall_3 in JavaScript / Nightfall_4 Community Edition in Rust) and the Starlight Solidity-to-zApp transpiler, alongside supporting libraries such as Timber, Poseidon, halo2-lib, snark-verifier, plonkish, algebra, and ZoKrates wrappers, plus product brands EY Blockchain Analyzer (Reconciler and Smart Contract & Token Review) and the EY OpsChain Suite (Traceability, ESG, Contract Manager).
Ernst & Young (EY) is profiled on the APIs.io network. Tagged areas include Professional Services, Big Four, Consulting, Assurance, and Audit.
The Ernst & Young (EY) catalog on APIs.io includes 1 JSON-LD context.
Ernst & Young (EY)’s developer surface includes YouTube channel, legal docs, and 30 more developer resources.
0 APIs
Professional ServicesBig FourConsultingAssuranceAuditTaxLawStrategyTransactionsCorporate FinanceTechnologyManaged ServicesPeople And WorkforceSustainabilityESGRiskAIAgentic AIBlockchainZero Knowledge ProofsPrivacyInsightsResearchIndustry Analysis
Published pricing tiers and plan structures.
Documented rate limits and quota policies.
Cost, billing, and metering signals for API financial operations.
JSON-LD contexts and semantic vocabularies used across these APIs.
Authentication, domain security, vulnerability disclosure, and trust-center signals.
aid: ernst-and-young
name: Ernst & Young (EY)
description: 'Ernst & Young (EY) is one of the Big Four professional services organizations, operating as a global network
of member firms branded under "EY" and coordinated by Ernst & Young Global Limited (EYG). EY reports a workforce of roughly
400,000 people spanning approximately 150 countries. The firm''s stated purpose is "Building a better working world" and
it organizes delivery across a small set of professional service lines — Assurance, Consulting, Strategy & Transactions
(branded as EY-Parthenon, covering both Strategy and Transactions and Corporate Finance), Tax, Law, Technology, Managed
Services, and People & Workforce Services — plus EY Private (services for privately-held and entrepreneur-led businesses)
and EY Sustainability. Industry coverage is organized into eight sectors: Industrials & Mobility, Consumer Products & Retail,
Energy & Resources, Financial Services, Government & Infrastructure, Health & Life Sciences, Private Equity, and Technology,
Media & Telecommunications. EY''s flagship technology initiative is EY.ai, positioned as an enterprise-scale "agentic AI
unifying platform" backed by alliances with NVIDIA, Microsoft, IBM, SAP, ServiceNow and others. Adjacent platform brands
include EY Nexus (a sector-tailored business transformation platform marketed primarily to financial services), EY Studio+
(customer experience / growth), EY Ecosystems (partnership network), and EY wavespace (innovation centers). EY''s research-publishing
surface is the EY Insights portfolio, organized around topic areas (AI, Finance, Geostrategy, People and Workforce, Risk,
Sustainability, Technology, EY Transformation) and flagship recurring series including the CEO Outlook, EY Megatrends, Global
IPO Trends, the Private Equity Pulse, Work Reimagined, the Climate Action Barometer, and the Nature Action Barometer, plus
EY Podcasts and EY Webcasts. Project Everest — the proposed split of EY''s audit and consulting businesses — was publicly
cancelled in April 2023, and EY continues to operate as an integrated multi-line professional services organization. EY
does not publish a public developer portal, OpenAPI specifications, public REST APIs, or a consumer-facing API pricing surface
at the global corporate level. The only first-party EY GitHub organization that is publicly discoverable is EYBlockchain
(github.com/EYBlockchain, ~28 public repositories, ~160 followers, blog URL blockchain.ey.com), which hosts EY''s open-source
zero-knowledge cryptography and privacy-preserving blockchain work, anchored by the Nightfall optimistic-rollup family (Nightfall_3
in JavaScript / Nightfall_4 Community Edition in Rust) and the Starlight Solidity-to-zApp transpiler, alongside supporting
libraries such as Timber, Poseidon, halo2-lib, snark-verifier, plonkish, algebra, and ZoKrates wrappers, plus product brands
EY Blockchain Analyzer (Reconciler and Smart Contract & Token Review) and the EY OpsChain Suite (Traceability, ESG, Contract
Manager).'
kind: company
accessModel:
pricing: freemium
onboarding: unknown
trial: false
try_now: false
public: false
label: Freemium
confidence: medium
source:
- plans
generated: '2026-07-22'
method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/ernst-and-young.png
tags:
- Professional Services
- Big Four
- Consulting
- Assurance
- Audit
- Tax
- Law
- Strategy
- Transactions
- Corporate Finance
- Technology
- Managed Services
- People And Workforce
- Sustainability
- ESG
- Risk
- AI
- Agentic AI
- Blockchain
- Zero Knowledge Proofs
- Privacy
- Insights
- Research
- Industry Analysis
url: https://raw.githubusercontent.com/api-evangelist/ernst-and-young/refs/heads/main/apis.yml
created: '2026-05-23'
modified: '2026-05-23'
specificationVersion: '0.19'
apis: []
common:
- type: DomainSecurity
url: security/ernst-and-young-domain-security.yml
- type: Website
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- type: About
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- type: Industries
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- type: KnowledgeCenter
name: EY Insights
url: https://www.ey.com/en_gl/insights
- type: Hub
name: EY.ai
url: https://www.ey.com/en_gl/ai
- type: Hub
name: EY Blockchain
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- type: Hub
name: EY Nexus
url: https://www.ey.com/en_gl/services/consulting
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name: EY Private
url: https://www.ey.com/en_gl/services/ey-private
- type: Hub
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url: https://www.ey.com/en_gl/services/sustainability
- type: Hub
name: EY Law
url: https://www.ey.com/en_gl/services/law
- type: Hub
name: EY Managed Services
url: https://www.ey.com/en_gl/services/managed-services
- type: Newsroom
url: https://www.ey.com/en_gl/newsroom
- type: Podcasts
name: EY Podcasts
url: https://www.ey.com/en_gl/insights/podcasts
- type: Webinars
name: EY Webcasts
url: https://www.ey.com/en_gl/insights/webcasts
- type: Careers
url: https://www.ey.com/en_gl/careers
- type: GitHubOrganization
name: EY Blockchain
url: https://github.com/EYBlockchain
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name: Nightfall_3 (Optimistic ZK Rollup)
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name: Nightfall_4_CE (Rust)
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name: Starlight (Solidity to zApp transpiler)
url: https://github.com/EYBlockchain/starlight
- type: GitHubRepository
name: Timber (Merkle tree from Ethereum logs)
url: https://github.com/EYBlockchain/timber
- type: LinkedIn
url: https://www.linkedin.com/company/ernstandyoung
- type: X
url: https://x.com/EYnews
- type: YouTube
name: EY Global
url: https://www.youtube.com/@ey_global
- type: Legal
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- type: PrivacyPolicy
url: https://www.ey.com/en_gl/legal-and-privacy/privacy-statement
- type: TermsOfService
name: Cookie Policy
url: https://www.ey.com/en_gl/legal-and-privacy/cookie-policy
- type: Compliance
name: Global Code of Conduct
url: https://www.ey.com/en_gl/about-us/global-code-of-conduct
- type: Accessibility
url: https://www.ey.com/en_gl/legal-and-privacy/global-web-accessibility-statement
- type: Contact
url: https://www.ey.com/en_gl/contact-us
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maintainers:
- FN: Kin Lane
email: kin@apievangelist.com