What EY-Parthenon does

EY-Parthenon is the strategy and transactions consulting practice of EY (Ernst & Young Global Limited), formed in 2014 through the combination of EY's strategy practice with the Parthenon Group. The firm provides corporate strategy, growth strategy, M&A advisory, due diligence, deal structuring, integration planning, post-merger transformation, and restructuring services to Fortune 500 companies, governments, and private equity firms. Operating across 150+ countries via EY's integrated delivery network, EY-Parthenon runs a senior partner-led engagement model and serves as EY's dedicated strategy arm, functionally distinct from EY's tax, assurance, and broader consulting practices.

EY-Parthenon has built proprietary AI capabilities to differentiate its advisory work. Named platforms include Neurosymbolic AI Services combining neural networks with symbolic reasoning for sector-specific predictions, an AI-Powered Biopharma Deal Radar using AI agents to scan scientific literature, clinical trials, news, and patent records for early-stage innovation signals, and an AI Valuation Analysis framework that distinguishes AI-ready from AI-exposed assets across five deal-pricing mechanisms. The firm implemented the Databricks Data Intelligence Platform (Mosaic AI, Unity Catalog, Delta Lake) to automate extraction of insights from unstructured M&A data, with documented 30-50% efficiency gains. EY-Parthenon also publishes proprietary research including the CEO Outlook Survey covering 1,200+ executives across 21 countries and sector-specific surveys in healthcare, pharma, digital assets, and financial services.

The firm operates a project-based professional services revenue model with multi-year enterprise contracts. Revenue is generated across three streams — Strategy Consulting Services, Transaction Advisory, and Restructuring Services — with GTM centered on direct senior partner-led relationships targeting C-suite buyers at large organizations. Recent disclosed indicators include €106 million in Spain revenue (FY2025) and an estimated ~$2.3 billion globally as part of parent EY's $51B+ organization. EY-Parthenon has executed a programmatic M&A cadence (CMA Strategy Consulting, T-Plus Consulting, QS-2 between 2021 and 2022) and is publicly targeting to double revenue by 2030, supported by active lateral hiring from Deloitte, KPMG, and PwC.

Name

EY-Parthenon

Legal name

EY-Parthenon (Strategy and Deals practice of EY)

Website

https://ey-parthenon.de

Company type

Private

Founded year

2014

Operating status

Operating

Headcount range

5,001–10,000 employees

Short description

EY-Parthenon is EY's global strategy and transactions consulting practice, serving Fortune 500 enterprises, governments, and private equity firms with M&A advisory, growth strategy, restructuring, and AI-enabled transformation services across 150+ countries.

Ownership category

akta.pro rank

Product category

Management Consulting

NAICS

Management Consulting Services (54161), Portfolio Management and Investment Advice (52394)

akta.pro primary industry

OCIO & Multi-Asset Outsourced Portfolio Management (FSAAAJAF)

Keywords

• Management consulting
• Strategy consulting
• M&A advisory
• Transaction advisory
• Corporate restructuring

Headquarters

HQ city

Boston

HQ country

United States

HQ region

North America

Offices5 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Technology or R&D, Marketing or Sales, Others

Revenue model

1. Strategy Consulting Services: EY-Parthenon generates revenue through high-value strategy consulting engagements, including corporate strategy, growth strategy, and digital transformation advisory. Revenue from EY-Parthenon in Spain reached €106 million.
2. Transaction Advisory: M&A advisory services including due diligence, deal structuring, integration planning, and post-merger transformation. Corporate M&A expected to rise 11% while private equity activity remains flat.
3. Restructuring Services: Corporate restructuring advisory including turnaround strategy, financial restructuring, and operational optimization services.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

EY-Parthenon is the strategy and deals consulting practice of EY (Ernst & Young), providing senior-led advisory engagements on corporate strategy, growth strategy, mergers and acquisitions (including due diligence, deal structuring, integration planning), corporate restructuring, and AI-driven transformation. The firm serves Fortune 500 companies, governments, private equity firms, and mid-to-large enterprises across financial services, healthcare, pharma, consumer, industrials, and digital infrastructure sectors.

Product overview

EY-Parthenon is the strategy and transactions consulting practice of EY, offering advisory services rather than a unified software product or platform. The firm provides consulting engagements spanning M&A advisory, growth strategy, restructuring, AI transformation, and sector-specific research. Named offerings include Neurosymbolic AI Services (combining neural networks with symbolic reasoning for strategic decision-making across industries) and an AI-Powered Biopharma Deal Radar (AI agents scanning scientific literature, clinical trials, news, and patents to identify acquisition and licensing targets). The firm also publishes periodic research reports including the CEO Outlook Survey and various sector-specific analyses.

Differentiator

Problem solved

Functional benefit

Products and services

• Strategy Consulting Services
• M&A and Transaction Advisory
• Corporate Restructuring Services
• Neurosymbolic AI Services
• AI-Powered Biopharma Deal Radar
• AI Valuation Analysis

Quantifiable outcome

• US M&A deal volume forecast to rise 8% in 2026 with corporate M&A increasing 11%
• +4 more outcomes

Named customers8 records

Segments7 records

Ideal customer profiles5 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

13 partnerships are on record, tiered core, flagship and minor.

• Quantitative Scientific Solutions (QS-2)coreStrategic or Co-development Partner · 9 April 2022QS-2 joined EY-Parthenon to enhance scientific, engineering, and advanced analytics consulting capabilities, strengthening EY-Parthenon's ability to help clients make better investment decisions and improve performance through emerging technologies.
• CMA Strategy ConsultingcoreStrategic or Co-development Partner · 7 October 2021CMA Strategy Consulting was acquired by EY-Parthenon to strengthen its position in the digital infrastructure market and expand capabilities in the fast-growing sector.
• AppliedAIcoreStrategic or Co-development PartnerAppliedAI collaborated with EY-Parthenon in 2023 to develop a three-year growth strategy, product roadmap, and investor playbook. The engagement helped AppliedAI secure $47 million funding and expand from insurance into banking and healthcare, with ongoing joint go-to-market exploration in MENA.
• CREDAIflagshipStrategic or Co-development PartnerJoint report 'GenAI in Indian Real Estate' projecting $14-17 billion value addition from AI adoption. CREDAI represents 13,000+ developers across 230 city chapters in 20 Indian states.
• BookMyShowflagshipStrategic or Co-development PartnerCollaboration with BookMyShow and ATDC on Assam Concert Tourism Policy report 'The Assam Blueprint' projecting Rs 700 crore economic impact over five years.
• Assam Tourism Development Corporation Ltd (ATDC)flagshipStrategic or Co-development PartnerJoint report with ATDC developing blueprint for concert tourism in Assam, using Post Malone concert as case study generating Rs 43 crore economic impact.
• New Era Cleantech Solution LtdcoreStrategic or Co-development PartnerJoint report on DME-LPG blending demonstrating 20% blend could reduce India's LPG imports by 6.3 million tonnes annually, saving $4.04 billion in forex.
• CoinbasecoreStrategic or Co-development PartnerJoint survey of 350+ institutional investors on digital asset adoption, finding 83% plan to increase allocations in 2025 with regulatory clarity as top growth catalyst.
• IMDA (Singapore Infocomm Media Development Authority)coreStrategic or Co-development PartnerPartnership with IMDA for Digital Leaders Accelerator Bootcamp (DLAB) delivering AI training to enterprises in Singapore, supporting 2,000 Digital Leaders over three years.
• Malta Chamber of CommerceminorStrategic or Co-development PartnerCollaboration on 'Rediscover to Align' strategy document urging Malta to shift from tourism growth to responsible tourism stewardship.
• MicrosoftcoreTechnology or IntegrationJoint report at BioAsia 2025 on scaling AI in pharma, charting path to enterprise adoption with EY-Parthenon and Microsoft collaboration.
• Rivada NetworkscoreStrategic or Co-development PartnerEY-Parthenon provided strategic consulting to help design Rivada's ROAM blockchain-powered marketplace platform for trading wireless connectivity as a tradeable commodity.
• DatabrickscoreTechnology or IntegrationEY-Parthenon implemented Databricks Data Intelligence Platform deploying Mosaic AI, Unity Catalog, and Delta Lake, achieving 30-50% efficiency gains in M&A data analysis.

Scale indicators6 records

Recent moves9 records

Expansion highlights6 records

Direct peers

• McKinsey & Company: The world's preeminent pure strategy consulting firm. Directly competes with EY-Parthenon on C-suite strategy, M&A, and transformation mandates for Fortune 500 and large-cap clients, and was named in the same Management Consulted 2026 ranking.
• Boston Consulting Group: Elite strategy house competing head-to-head for the same strategy, transactions and transformation engagements; named by EY-Parthenon as a "talent destination" (Preetosh Srivastava joined EY-Parthenon from BCG).
• Bain & Company: Tier-1 strategy and M&A advisory firm competing on the same corporate strategy, due diligence and post-merger integration work. Srivastava (now at EY-Parthenon) previously held roles at Bain.
• Strategy& (PwC): PwC's strategy consulting arm and the most structurally analogous peer — strategy practice inside a Big 4 firm. Explicitly named by EY-Parthenon leadership as a rival they aim to "pull ahead of" by 2030.
• Monitor Deloitte: Deloitte's strategy consulting arm. Direct structural peer to EY-Parthenon as the strategy practice within Deloitte; EY-Parthenon actively poached Deloitte's Jens Marth to bolster its Buy & Integrate team.
• Oliver Wyman: Global management consulting firm specializing in strategy, risk and operations in financial services, transport and energy. Listed alongside EY-Parthenon in the same 2026 top consulting firms ranking.
• Kearney: Formerly A.T. Kearney, global strategy and management consultancy serving large enterprises on strategy, operations and transformation. Identified in same 2026 industry ranking as a peer.
• Roland Berger: European-headquartered strategy and management consulting firm competing for cross-border M&A and transformation mandates; comparable in scale and sector mix to EY-Parthenon's EMEA practice.
• Arthur D. Little: Global management consultancy with a strong strategy and innovation practice serving large industrial, technology and life-sciences clients – the same priority verticals in EY-Parthenon's customer segmentation.

Broad incumbents

• Accenture Strategy: Strategy arm of Accenture, one of EY-Parthenon's broader incumbents combining strategy with large-scale technology implementation. Preetosh Srivastava (now at EY-Parthenon) previously led Accenture's global direct-material supply chain strategy offering.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks6 records

Key highlights7 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

Profiles11 records

Subsidiaries2 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A3 records

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about EY-Parthenon