Transactions and Corporate Finance by EY-Parthenon

EY-Parthenon’s market-leading transactions and corporate finance can help companies transform with confidence.

From acquisitions to divestments we help companies deliver real-world value: solutions that work in practice, not just on paper. With deep functional and sector expertise, we take an investor mindset to partnering with CEOs, boards, private equity firms and governments to shape their future. We provide end-to-end solutions across the transaction lifecycle, including M&A and divestment strategy, valuations, and decision modeling to deal origination, financing, integrated diligence, M&A execution, and post-merger integration. We help you reimagine portfolios to achieve your strategic objectives and create new value.

Our latest thinking

The five habits of successful Geostrategists

All companies are shifting strategies to adapt to geopolitical risk. Here is how to invest more efficiently and strategically than your competitors. Read more.

Courtney Rickert McCaffrey + 1

Geostrategic Analysis: July 2025 edition

Read the July 2025 Geostrategic Analysis for our take on geopolitical developments and the impact of these political risks on international business.

Oliver Jones + 1

Reframing the future of an iconic skiwear brand

EY-Parthenon helped BOGNER refinance, reshape and return to profitability in spite of the COVID-19 pandemic. Learn more.

Falco Weidemeyer

The EY-Parthenon Transactions and Corporate Finance team

Andrea Guerzoni

EY Global Vice Chair; EY-Parthenon Global Leader, Strategy and Transactions

Advising Boards and CEOs on transformational deals from strategy through to execution. Global Leader of Strategy and Transactions service line. Innovator and team player.

Nadine Mirchandani

EY Global Deputy Vice Chair | EY-Parthenon Global Deputy Leader - Strategy and Transactions

Over 20 years of experience in leading financial services, corporate and private equity transactions. Advisor to both sell- and buy-side.

New York, NY, United States

Mitch Berlin

EY Americas Vice Chair, EY-Parthenon

Dedicated to finding and capturing the most value from every transaction. Passionate advocate for diversity and inclusiveness as the cornerstones of successful teams and businesses.

New York, NY, United States

Constantin M. Gall

EY-Parthenon Europe West Managing Partner; EY Global Aerospace Defense & Mobility Practice Leader

Decades in transactions, corporate finance, strategy and global management. Transformation driver. Entrepreneurial spirit. Passionate about mobility, innovation, travel and exploring new cultures.

Stuttgart, Germany

Shannon Cotter

EY-Parthenon Asia Pacific and Oceania Leader

Driver of generational investment and change in infrastructure. Advocate for diverse teams. Mentor to women. Critical thinker. Intrepid traveler.

Sydney, Australia

John van Rossen

EY-Parthenon Global Strategy and Execution Leader

Driven by purpose and motivated to always help colleagues and clients find a better way of doing things. Fascinated by military history. Podcast addict. Curious nerd.

London, United Kingdom

EY refers to the global organization, and may refer to one or more, of the member firms of Ernst & Young Global Limited, each of which is a separate legal entity. Ernst & Young Global Limited, a UK company limited by guarantee, does not provide services to clients. For more information about our organization, please visit ey.com.

EY-Parthenon is a brand under which a number of EY member firms across the globe provide strategy consulting services.