ASTRANA HEALTH INC (ASTH)

Sector: Health Care

Name	Position	Age	Qualifications and Experience	Committee Memberships	Filing Year
Brandon K. Sim, M.S.	Chief Executive Officer and President	32	["Master of Science in Computer Science and Engineering","Bachelor of Arts in Statistics and Physics","Chief Operating Officer","Chief Technology Officer","Vice President of Engineering","Quantitative Researcher at Citadel Securities","Co-founder and Chief Technology Officer at Theratech"]	[]	2026
David G. Schmidt	Chair of the Board	78	["Principal of Schmidt & Associates","Chief Executive Officer of TPG-International Health Academy","Chief Executive Officer of SCAN Health Plan","Chief Executive Officer of Medicheck","Senior Vice President of Sales and Customer Services for Care America/Blue Shield Health Plan","Regional Vice President for FHP Healthcare","Senior management roles in manufacturing companies including Avery Dennison","Board member of Beacon Healthcare Systems","Founding board member of the SCAN Foundation"]	["Compensation","Nominating","Audit","Nominating and Corporate Governance","Nominating and Corporate Governance Committee"]	2026
Dinesh Kumar, M.D.	Chief Medical Officer	58	["medical degree from the University of Madras","residency in internal medicine at Howard University","fellowship in pulmonary and critical care medicine at Harbor-UCLA Medical Center","Health Care Leadership Program at the University of California-San Francisco","Chief Medical and Chief Operating Officer at Alignment Healthcare","Senior Vice President of Clinical Transformation at DaVita","Chief Medical Officer of HealthCare Partners"]	[]	2026
J. Lorraine Estradas, R.N., B.S.N., M.P.H.	Chief Executive Officer	78	["extensive experience and expertise in healthcare service provision","healthcare administration","Chief Executive Officer of Arroyo Vista Family Health Center"]	[]	2026
John Chiang	Consultant	63	["finance expertise","tax expertise","legal expertise","experience in public office","over 20 years of experience as Treasurer, Controller, and Board member of the State of California","experience as a director of both public and private companies"]	["Audit","Compensation","Nominating"]	2026
Kenneth Sim, M.D.	Executive Chairman	72	["Co-Founder and Executive Chairman of the Company","Chairman of Astrana Health Management, Inc. since 2013","Member of AHM Board of Directors since 2006","Fellow of the American College of Surgeons","Independent Physician Leadership Award in 2014","Member of the Governing Board of Directors at Alhambra Hospital Medical Center","Board Member on the National Council of Asian Pacific Islander Physicians","More than 30 years of experience as a practitioner, entrepreneur, and administrator in the medical industry"]	[]	2026
Linda Dong	Senior Executive Vice President	76	["extensive experience in the healthcare industry","expertise in hospital administration","government relations","risk management","executive and board-level roles with numerous healthcare organizations"]	[]	2026
Matthew Mazdyasni		69	["consulting and advisory services","Executive Vice President of HealthCare Partners Holdings","Chief Administrative Officer of HealthCare Partners Holdings","Chief Financial Officer of HealthCare Partners Holdings","experience in healthcare service provision"]	["Compensation","Audit","Nominating and Corporate Governance","Nominating and Corporate Governance Committee"]	2026
Mitchell W. Kitayama	Lead Independent Director; Chair	69	["extensive financial expertise","leadership experience","Chief Executive Officer of Metro United Bank","Vice Chairman of Metro United Bank","Director of Metro United Bank"]	["Compensation","Nominating and Corporate Governance","Nominating and Corporate Governance Committee"]	2026
Thomas S. Lam, M.D., M.P.H.	Vice Chairman	76	["Co-Founder of the Company","Vice Chairman of the Company since January 2024","Co-Chief Executive Officer and President from September 2019 to January 2024","Chief Executive Officer from April 2019 to September 2019","Chief Executive Officer of AHM since January 2006","Member of AHM’s Board of Directors since 2005","Chairman and Chief Executive Officer of APC from January 2006 to September 2014","Chief Executive Officer and Chief Financial Officer of APC since October 2014","Approximately 30 years of experience as a practitioner, entrepreneur, and administrator in the medical industry"]	[]	2026
Weili Dai	Executive Chairwoman	64	["over 25 years of experience in the technology industry","co-founder of Marvell Technology","served as President and Director at Marvell Technology until 2016","co-founder of MeetKai, Inc.","Chairman of the Board at Lark Technologies, Inc.","recognized for visionary work in technology advocacy for women and minorities"]	[]	2026

Name

Position

Age

Qualifications and Experience

Committee Memberships

Filing Year

Brandon K. Sim, M.S.

Chief Executive Officer and President

["Master of Science in Computer Science and Engineering","Bachelor of Arts in Statistics and Physics","Chief Operating Officer","Chief Technology Officer","Vice President of Engineering","Quantitative Researcher at Citadel Securities","Co-founder and Chief Technology Officer at Theratech"]

[]

2026

David G. Schmidt

Chair of the Board

["Principal of Schmidt & Associates","Chief Executive Officer of TPG-International Health Academy","Chief Executive Officer of SCAN Health Plan","Chief Executive Officer of Medicheck","Senior Vice President of Sales and Customer Services for Care America/Blue Shield Health Plan","Regional Vice President for FHP Healthcare","Senior management roles in manufacturing companies including Avery Dennison","Board member of Beacon Healthcare Systems","Founding board member of the SCAN Foundation"]

["Compensation","Nominating","Audit","Nominating and Corporate Governance","Nominating and Corporate Governance Committee"]

2026

Dinesh Kumar, M.D.

Chief Medical Officer

["medical degree from the University of Madras","residency in internal medicine at Howard University","fellowship in pulmonary and critical care medicine at Harbor-UCLA Medical Center","Health Care Leadership Program at the University of California-San Francisco","Chief Medical and Chief Operating Officer at Alignment Healthcare","Senior Vice President of Clinical Transformation at DaVita","Chief Medical Officer of HealthCare Partners"]

[]

2026

J. Lorraine Estradas, R.N., B.S.N., M.P.H.

Chief Executive Officer

["extensive experience and expertise in healthcare service provision","healthcare administration","Chief Executive Officer of Arroyo Vista Family Health Center"]

[]

2026

John Chiang

Consultant

["finance expertise","tax expertise","legal expertise","experience in public office","over 20 years of experience as Treasurer, Controller, and Board member of the State of California","experience as a director of both public and private companies"]

["Audit","Compensation","Nominating"]

2026

Kenneth Sim, M.D.

Executive Chairman

["Co-Founder and Executive Chairman of the Company","Chairman of Astrana Health Management, Inc. since 2013","Member of AHM Board of Directors since 2006","Fellow of the American College of Surgeons","Independent Physician Leadership Award in 2014","Member of the Governing Board of Directors at Alhambra Hospital Medical Center","Board Member on the National Council of Asian Pacific Islander Physicians","More than 30 years of experience as a practitioner, entrepreneur, and administrator in the medical industry"]

[]

2026

Linda Dong

Senior Executive Vice President

["extensive experience in the healthcare industry","expertise in hospital administration","government relations","risk management","executive and board-level roles with numerous healthcare organizations"]

[]

2026

Matthew Mazdyasni

["consulting and advisory services","Executive Vice President of HealthCare Partners Holdings","Chief Administrative Officer of HealthCare Partners Holdings","Chief Financial Officer of HealthCare Partners Holdings","experience in healthcare service provision"]

["Compensation","Audit","Nominating and Corporate Governance","Nominating and Corporate Governance Committee"]

2026

Mitchell W. Kitayama

Lead Independent Director; Chair

["extensive financial expertise","leadership experience","Chief Executive Officer of Metro United Bank","Vice Chairman of Metro United Bank","Director of Metro United Bank"]

["Compensation","Nominating and Corporate Governance","Nominating and Corporate Governance Committee"]

2026

Thomas S. Lam, M.D., M.P.H.

Vice Chairman

["Co-Founder of the Company","Vice Chairman of the Company since January 2024","Co-Chief Executive Officer and President from September 2019 to January 2024","Chief Executive Officer from April 2019 to September 2019","Chief Executive Officer of AHM since January 2006","Member of AHM’s Board of Directors since 2005","Chairman and Chief Executive Officer of APC from January 2006 to September 2014","Chief Executive Officer and Chief Financial Officer of APC since October 2014","Approximately 30 years of experience as a practitioner, entrepreneur, and administrator in the medical industry"]

[]

2026

Weili Dai

Executive Chairwoman

["over 25 years of experience in the technology industry","co-founder of Marvell Technology","served as President and Director at Marvell Technology until 2016","co-founder of MeetKai, Inc.","Chairman of the Board at Lark Technologies, Inc.","recognized for visionary work in technology advocacy for women and minorities"]

[]

2026