Mergers & acquisitions due diligence

In Strategy and Transactions

We conduct financial, tax, commercial, operational, IT and cyber diligence to help you identify transaction value drivers, improve M&A deal structures and mitigate risks. We also help challenge assumptions about future performance so you can choose the right valuation.



Strategies for successful corporate separations

Explore further to discover why the market is rewarding the shrink-to-grow model and request the full report.

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What EY M&A due diligence consulting can do for you

We conduct diligence to help you answer questions about the value drivers of your deal. Our clients include large cap and middle market organizations, as well as private equity funds. Read more about our due diligence services below, including special considerations for diligence on digital companies, including digital startups.

EY M&A due diligence consulting when acquiring digital companies 

Special considerations for digital companies, including digital startups 

As technology disrupts traditional business ecosystems and the competitive landscape, we can help you consider the unique aspects of diligence surrounding valuation, talent, product and commercial strategies when you pursue buying digital companies, including startups. These companies create customer value through the use of digital technology, and focus on capturing, storing and processing data. They incorporate a technology lens into everything they do to better serve stakeholders.

Our due diligence team

Brian Salsberg

EY Global Buy and Integrate Leader

Passionate acquisition and merger integration leader and aficionado of all things deal-related. Global citizen. World traveler. Husband. Father of two.

New York, USA

Mitch Berlin

EY Americas Vice Chair, Strategy and Transactions

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, USA

Ranu Carroll

EY Americas Strategy and Transactions Life Sciences Leader

Life sciences sector leader. Strategy and M&A advisor. Avid traveler. Opera enthusiast. Rugby fan. Proud mom of three small humans.

New York, USA

Paul Pan

EY-Parthenon Americas Value Creation Leader

Problem solver and trusted advisor to corporations and PE funds investing in the consumer sector. Avid tennis player and college football enthusiast. Husband and proud father of two.

New York, USA

Elyse Reilly

Partner, Strategy and Transactions, Financial Services Transaction Diligence, Ernst & Young LLP

Results-oriented business advisor focused on driving shareholder value. Collaborator, developer of people, focused on propelling women and proud mother of two.

New York, USA

Khalid Khan

EY Americas Strategy and Transactions AI Leader

Harnesses the power of data and mathematics to drive purpose-led, sustainable transformation for clients. Avid traveler. Proud father.

Chicago, USA

Derron Stark

EY-Parthenon Partner, Strategy & Transactions – Health Sciences & Wellness Supply Chain, Ernst & Young LLP.

Driven to leverage science to help people lead healthier lives. Supply chain strategist. Husband and father. Passionate about soccer and cooking cuisine with international flavor.

Iselin, USA

Our latest thinking

M&A outlook points to gradual rebound in deal market in 2024

The EY-Parthenon Deal Barometer indicates recovery in 2024 M&A activity based on economic and market indicators. Learn more about the M&A outlook for 2024.

17 Jan 2024 Gregory Daco + 1

EY M&A sector of the year: Tech leads M&A activity in 2023

Find out the EY M&A sector of the year and which sectors to watch in 2024.

12 Dec 2023 Elizabeth Kaske + 4

Three ways c-suite execs can enhance digital M&A commercial strategy

Learn how traditional companies acquiring digital assets can embrace and interact with digital natives and can create outsized returns

23 Nov 2022 Ranu Carroll

Three ways a data clean room can help you realize M&A synergies faster

The three main benefits to using an M&A deal clean room. Read our report.

03 Mar 2022 Khalid Khan + 1

How to integrate multiple mergers and acquisitions

Discover an M&A integration approach that addresses the complexities of multiple transactions and accelerates business transformation. Learn more.

23 Nov 2021 Elizabeth Kaske + 1

Key considerations for making life sciences bolt-on deals successful

Bolt-on deals less than US$1b in adjacent therapeutic areas are likely to have a higher success rate, according to life sciences M&A research. Learn more.

22 Jun 2021 Arda Ural, PhD + 2
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