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. 

Miriam El-Baz & Connor Novy Honored as Consulting Magazine Women Leaders
December 2, 2025
Miriam El-Baz and Connor Novy were recognized at the Consulting Magazine Women Leaders awards to highlight the outstanding contributions made by women in consulting. Read more.
Featured in Financier Worldwide—Accelerating value in PE carve-outs: strategy and execution
By Phil Dunne & Peter Rodrigues-Renon November 11, 2025
Financier Worldwide discusses strategy and execution for accelerating value in PE carve-outs with Phil Dunne and Peter Rodrigues-Renon at Stax, including Gerard Nichol at Grant Thornton. Read more.
Key Considerations for Investors Exploring the Automotive Retail Tech Value Chain
By Sameer Tejani & Max Massaro November 6, 2025
Investment focus in automotive technology continues to broaden beyond OEMs to the core service ecosystem. Read what Sameer Tejani and Max Massaro see in the market.
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. 

Miriam El-Baz & Connor Novy Honored as Consulting Magazine Women Leaders
December 2, 2025
Miriam El-Baz and Connor Novy were recognized at the Consulting Magazine Women Leaders awards to highlight the outstanding contributions made by women in consulting. Read more.
Featured in Financier Worldwide—Accelerating value in PE carve-outs: strategy and execution
By Phil Dunne & Peter Rodrigues-Renon November 11, 2025
Financier Worldwide discusses strategy and execution for accelerating value in PE carve-outs with Phil Dunne and Peter Rodrigues-Renon at Stax, including Gerard Nichol at Grant Thornton. Read more.
Key Considerations for Investors Exploring the Automotive Retail Tech Value Chain
By Sameer Tejani & Max Massaro November 6, 2025
Investment focus in automotive technology continues to broaden beyond OEMs to the core service ecosystem. Read what Sameer Tejani and Max Massaro see in the market.
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