John L. Larsen, Chairman of the Board

Mr. Larsen, age 65, has served on our Board since 2018 and has served as the Chair of the Board since 2021. Mr. Larsen’s role at the Company has primarily been to work alongside executives and board members, participating in and nurturing broad networks of alliances with others. Mr. Larsen is an executive at Bridgeway Partners LLC (“Bridgeway”) and Cloverfields, LLC (“Cloverfields”). Prior to forming Bridgeway in 2020, Mr. Larsen served in various roles at UnitedHealth Group from 2005 until 2018. Mr. Larsen was also an executive at Gondola Eye, LLC from 2019 until 2020.

Carmine Petrone, Director

Mr. Petrone, age 40, has served on our Board since 2016. Mr. Petrone is a Managing Director at Advent, focused on investments in the healthcare sector. Mr. Petrone has worked on more than 12 Advent investments. Mr. Petrone currently serves on the board of AccentCare and Iodine Software. Prior to joining Advent in 2010, Mr. Petrone was an associate at Thomas H. Lee Partners from 2006 to 2008. Mr. Petrone currently serves on the Board of Directors of AccentCare. He holds a B.A. in Economics from the John Hopkins University and an M.B.A. from Harvard Business School.

Joanne M. Burns, Director

Ms. Burns, age 62, joined our Board in 2021. Prior to serving on the Board, Ms. Burns served as the Chief Strategy Officer for Cerner Corporation, a healthcare IT company, from 2013 to 2019. Ms. Burns serves on the board of directors of Availity, a healthcare claims clearinghouse, as the chair of the performance and compensation committee and a member of the finance committee. Ms. Burns also serves on the board of directors of Innara Health, a neonatal medical device company, and she is chair of the board of directors and the compensation committee of SNOMED International, an international non-profit organization focused on clinical terminology used in electronic health records. Ms. Burns received her B.S. from the State University of New York College at Plattsburgh and her M.P.A. from the University of San Francisco.

James E. Parisi, Director

Mr. Parisi, age 58, joined our Board in 2021. Since May, 2018 Mr. Parisi has served on the board of directors of Cboe Global Markets, Inc., a global exchange operator, as the chair of the audit committee, a member of the compensation committee and a member of the Alternative Trading System oversight committee. Previously, Mr. Parisi served on the board of directors of Cotiviti Inc., a clinical and financial analytics company, as the Chair of the audit committee and a member of the board strategy committee from 2015 until 2018. Mr. Parisi also served on the board of directors for Cboe Futures Inc., a futures exchange, where he was a member of the regulatory oversight committee from 2016 until 2018 and served on the board of directors of Pursuant Health, Inc., a provider of self-service health and wellness testing kiosks, as the chair of the audit committee from 2014 until 2021. Mr. Parisi served as Chief Financial Officer of CME Group Inc., a publicly traded company, from 2004 through 2014. Mr. Parisi received his B.S. from the University of Illinois at Urbana-Champaign and his M.B.A. from the University of Chicago Booth School of Business.

Teresa Sparks, Director

Ms. Sparks joined the Company Board in December 2021 and is currently a member of the Audit Committee. From October 2018 to August 2020, Ms. Sparks served as Chief Financial Officer (“CFO”) and Executive Vice President of Envision Healthcare, a leading provider of physician-led services and post-acute care services in addition to ambulatory surgery services. Previously, from March 2018 to September 2018, she was the interim CFO at Brookdale Senior Living, and, prior to that, was the CFO at Surgery Partners and its predecessor company, Symbion, Inc., from November 2014 to January 2018. Ms. Sparks currently serves on the board of directors of Harrow Health, Inc., a publicly traded ophthalmic-focused healthcare company, where she is chair of the audit committee and a member of the nominating and governance and compensation committees. Ms. Sparks also serves on the board of directors and as chair of the audit committee of several other private companies. Ms. Sparks received a B.S. in Business Administration and Accounting Summa Cum Laude from Trevecca Nazarene University.

Daniel V. Dourney, Director

Mr. Dourney, age 66, joined our Board in February 2022. Mr. Dourney joined the Board of National Spine and Pain Centers in February, 2023. From April 2019 to June 2021, Mr. Dourney served as President and Chief Executive Officer of Professional PT, LLC, a provider of outpatient physical and hand therapy and rehabilitation services. Previously, from May 2016 to March 2019, he was the President and Chief Operations Officer of OptimisCorp, a medical technology provider, and, prior to that was the COO of Physiotherapy Associates, an outpatient physical and occupational rehabilitation service and health and wellness program provider, from May 2014 to March 2016. Mr. Dourney has served on the board of directors of OptimisCorp since May 2016. Mr. Dourney received a bachelor’s degree from State University of New York Upstate Medical University and is a physical therapist.

Sharon Vitti, Director

Ms. Vitti came to ATI Physical Therapy as Chief Executive Officer in 2022 with nearly 30 years of experience in healthcare. Before joining the Company, Ms. Vitti served as Senior Vice President at CVS Health and President of MinuteClinic, where she led all aspects of care delivery, business operations and strategic development. Prior to Vitti’s tenure at CVS Health and MinuteClinic, she served in executive leadership at Brigham and Women’s Hospital, including nine years as Senior Vice President of Clinical Services for Ambulatory and Women’s Health. Vitti received her Bachelor of Science degree from Clark University and a Master of Public Administration from New York University.

Andrew Shannahan, Director

Mr. Shannahan joined the Company Board in June 2023. Mr. Shannahan is Head of Research and Partner at Knighthead Capital Management, LLC, an event driven and deep value focused SEC registered investment advisor that specializes in investing in companies that need financial and operational restructuring. Mr. Shannahan oversees the Knighthead research team through his investment expertise gained during fourteen years at Knighthead, leading complex investment situations. Prior to joining Knighthead in 2008, he spent six years as a senior research analyst for Litespeed Partners, an event-driven hedge fund. Andrew serves as a member of the Investment Committee of certain funds managed by Knighthead Capital Management, LLC. He also on the Board of Directors of Homer City Holdings, LLC, Hertz Global Holdings, Inc. and Feradyne Global. Mr. Shannahan graduated from Columbia University.

Randy Raisman, Director

Mr. Raisman joined the Company Board in June 2023. Mr. Raisman is a Managing Director focused on distressed investing opportunities and the high yield credit markets at Marathon Asset Management. Mr. Raisman has led both distressed and performing investments for Marathon in the healthcare sector, with a focus on hospitals, medical staffing, laboratory testing and branded and generic pharmaceuticals. Mr. Raisman has also led several large financial services related investments for Marathon, with a focus on mortgage lending and mortgage servicing, the insurance sector and the consumer finance sector. Mr. Raisman has over 15 years of experience investing in distressed opportunities in the retail and consumer sectors, having led several restructurings in those industries. Mr. Raisman joined Marathon from Chatham Asset Management (2010-2012) where he was an Analyst investing in distressed companies across a broad range of industries. Prior to Chatham Asset Management, Mr. Raisman was a senior member of the investment team at Durham Asset Management (2006-2009), a hedge fund focused on distressed investing. Mr. Raisman holds an M.B.A. degree in Finance from Columbia Business School and a Bachelors of Business Administration and a Masters of Accounting degree from The University of Michigan Business School. He sits on the Board of Directors of Kaleo Pharmaceuticals, Healogics and Auto Europe Group.