EY-Parthenon

United Statesey.com/en_us/strategy/ey-parthenon

EY-Parthenon is the global strategy consulting arm of Ernst & Young (EY). Created through the integration of The Parthenon Group into EY, the practice advises corporate and private equity clients worldwide on high-impact strategic decisions. Its work spans corporate and growth strategy, portfolio and value creation planning, commercial due diligence and transaction strategy, pricing, performance improvement, and turnaround and restructuring.

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Across industries—including chemicals and advanced materials—EY-Parthenon supports leadership teams with market assessments, M&A strategy, integration and separation planning, competitiveness benchmarking, supply chain and operations strategy, and sustainability-related strategy. The firm operates globally, drawing on EY’s broader tax, assurance, and consulting capabilities to deliver end-to-end support from strategy through execution.

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EY-Parthenon in chemical industry news

2 January 2026
Technip Energies Acquires Ecovyst's Advanced Materials & Catalysts Business

The acquisition enhances Technip Energies' catalyst capabilities, supports growth in sustainable fuels, and adds 330 employees, boosting earnings and value creation.