Image of Matt McMillion

Matt McMillion

Director
Chicago

Matt McMillion

Director | Chicago

About

Matt McMillion is a Director in our Chicago office, with more than a decade of experience leading strategy and commercial diligence engagements for investors and operators. He specializes in M&A, portfolio strategy, and value creation, with a primary focus on healthcare


Matt has expertise across the healthcare ecosystem, including provider services, revenue cycle management (RCM), and healthcare IT (HCIT) for providers and payors. Prior to joining Grant Thornton Stax, Matt led Corporate Strategy at R1 RCM, where he was responsible for M&A activity and post-deal value creation across the RCM and provider services space. Before that, he was an Associate Partner in the Private Equity Group at Bain & Company, where he advised private equity and corporate clients on growth strategy and commercial diligence, with a focus on healthcare services and technology. 


Matt holds an MBA from the University of Virginia’s Darden School of Business and a BA in Economics and History, also from UVA. 

Extracurricular

Whether by land or sea, Matt enjoys spending his free time adventuring—If you’re in Chicago, you’ll likely spot him sailing out of Belmont Harbor on his 1975 Tartan or biking around the city with his wife and daughters. 

Phil Dunne Featured on The Consulting Report's Podcast: Top Consultant
By Phil Dunne October 23, 2025
Stax Managing Director Phil Dunne recently joined the Top Consultant podcast hosted by The Consulting Report, to discuss his career and Grant Thornton Stax. Listen to the show here.
Grant Thornton Stax Supports TrustArc Acquisition by Main Capital Partners​
October 22, 2025
Grant Thornton Stax recently supported TrustArc, a leading provider of privacy compliance and data protection solutions, on its acquisition by Main Capital Partners. Read more here.
Six Cybersecurity Themes Private Equity Investors Should Know Leaving 2025
By Marissa Licursi, Tyler Michaels, & Yiwei Jiang October 20, 2025
Grant Thornton Stax has compiled this report outlining several key investment themes, based on our prior work with cybersecurity assets throughout 2025 to date. Read more here.
Image of Matt McMillion

Christine O'Connell

Matt McMillion

Director

Chicago

Associate Director | London

About

Matt McMillion is a Director in our Chicago office, with more than a decade of experience leading strategy and commercial diligence engagements for investors and operators. He specializes in M&A, portfolio strategy, and value creation, with a primary focus on healthcare


Matt has expertise across the healthcare ecosystem, including provider services, revenue cycle management (RCM), and healthcare IT (HCIT) for providers and payors. Prior to joining Grant Thornton | Stax, Matt led Corporate Strategy at R1 RCM, where he was responsible for M&A activity and post-deal value creation across the RCM and provider services space. Before that, he was an Associate Partner in the Private Equity Group at Bain & Company, where he advised private equity and corporate clients on growth strategy and commercial diligence, with a focus on healthcare services and technology. 


Matt holds an MBA from the University of Virginia’s Darden School of Business and a BA in Economics and History, also from UVA. 

Extracurricular

Whether by land or sea, Matt enjoys spending his free time adventuring—If you’re in Chicago, you’ll likely spot him sailing out of Belmont Harbor on his 1975 Tartan or biking around the city with his wife and daughters. 

Phil Dunne Featured on The Consulting Report's Podcast: Top Consultant
By Phil Dunne October 23, 2025
Stax Managing Director Phil Dunne recently joined the Top Consultant podcast hosted by The Consulting Report, to discuss his career and Grant Thornton Stax. Listen to the show here.
Grant Thornton Stax Supports TrustArc Acquisition by Main Capital Partners​
October 22, 2025
Grant Thornton Stax recently supported TrustArc, a leading provider of privacy compliance and data protection solutions, on its acquisition by Main Capital Partners. Read more here.
Six Cybersecurity Themes Private Equity Investors Should Know Leaving 2025
By Marissa Licursi, Tyler Michaels, & Yiwei Jiang October 20, 2025
Grant Thornton Stax has compiled this report outlining several key investment themes, based on our prior work with cybersecurity assets throughout 2025 to date. Read more here.
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