Leadership & Governance
- Executive Leaders
- Senior Leaders
- Board of Directors
- Board of Managers
Nemours Executive Cabinet
The Executive Cabinet is responsible for leading Nemours Children's, supported by members of the Nemours Leadership Team. This team is overseen by a Board of Directors and advised by Boards of Managers located in Florida and Delaware.
![R. Lawrence Moss, MD, FACS, FAAP, President and Chief Executive Officer R. Lawrence Moss, MD, FACS, FAAP, President and Chief Executive Officer](/about/leadership/_jcr_content/root/container/container/container/tabs/container/two_panel_block_left/col1/image.coreimg.jpeg/1689091492802/round-lawrence-moss.jpeg)
R. Lawrence Moss, MD, FACS, FAAP
President and Chief Executive Officer
R. Lawrence Moss, MD, FACS, FAAP is President and CEO of Nemours Children's. With more than 25 years as an academic surgeon and physician executive, Dr. Moss became increasingly concerned by how America's health care system narrowly defines health and consistently incentivizes complexity and volume of medical services over outcomes. He joined Nemours Children's to focus the next phase of his career on transforming the definition of children's health and fundamentally changing the financial incentives determining their care.
![Portrait of Matthew Davis.](/about/leadership/_jcr_content/root/container/container/container/tabs/container/two_panel_block_left_1955915610/col1/image.coreimg.jpeg/1709155151158/1x1-portrait-matthew-davis.jpeg)
Matthew Davis, MD, MAPP
Executive Vice-President, Enterprise Physician-in-Chief and Chief Scientific Officer
Matthew Davis, MD, MAPP, is Executive Vice President, Enterprise Physician-in-Chief and Chief Scientific Officer for Nemours Children's Health.
![James Digan, Executive Vice President, Enterprise Chief Development Officer, Nemours Children's Health System This is a formal photograph of James Digan, Executive Vice President, Enterprise Chief Development Officer at Nemours Children's Health System.](/about/leadership/_jcr_content/root/container/container/container/tabs/container/two_panel_block_left_83341408626261/col1/image.coreimg.jpeg/1686926750092/round-james-digan.jpeg)
James "Jim" Digan
President, Nemours Children's Health Alliance
Jim P. Digan currently serves as President of the Nemours Children’s Health Alliance and provides strategic leadership and guidance for fundraising across five states.
![Michael J. Erhard, MD, MBA, Physician-in-Chief, Florida Operations Michael J. Erhard, MD, MBA, Physician-in-Chief, Florida Operations](/about/leadership/_jcr_content/root/container/container/container/tabs/container/two_panel_block_left_83341412695589/col1/image.coreimg.jpeg/1686926750092/round-michael-erhard.jpeg)
Michael J. Erhard, MD, MBA
President, North Florida Region
Michael J. Erhard, MD, MBA, is President, North Florida Region, and a member of the Executive Cabinet reporting to the enterprise Chief Operating Officer.
![Laura Kowal, Senior Vice President, General Counsel and Corporate Secretary, Laura Kowal, Senior Vice President, General Counsel and Corporat This is a formal photograph of Laura Kowal, Senior Vice President, General Counsel and Corporate Secretary](/about/leadership/_jcr_content/root/container/container/container/tabs/container/two_panel_block_left_83341415674350/col1/image.coreimg.jpeg/1691689874842/round-laura-kowal.jpeg)
Laura Kowal
Senior Vice President, General Counsel and Corporate Secretary
Laura Kowal serves as the Senior Vice President, General Counsel and Corporate Secretary for Nemours Children’s. She is responsible for legal matters that impact Nemours, including corporate issues, transactional matters and litigation.
![Drew Landmeier Senior Vice President, Chief Marketing Officer](/about/leadership/_jcr_content/root/container/container/container/tabs/container/two_panel_block_left_1120978357/col1/image.coreimg.jpeg/1714655200135/round-drew-landmeier.jpeg)
Drew Landmeier
Senior Vice President, Chief Marketing Officer
Drew Landmeier is Senior Vice President, Chief Marketing Officer (CMO) and a member of the Executive Cabinet. He oversees Nemours Children’s national reputation and brand.
![Portrait of Mark Marcantano](/about/leadership/_jcr_content/root/container/container/container/tabs/container/two_panel_block_left_1762402990/col1/image.coreimg.jpeg/1709313134544/1x1-portrait-mark-marcantano.jpeg)
Mark R. Marcantano
President, Delaware Valley Region
Mark R. Marcantano, JD, joined Nemours Children’s in January 2024 and serves as the President for the Delaware Valley region and a member of Nemours’ Executive Cabinet, reporting to the enterprise Chief Operating Officer.
![Martha McGill, MBA, MHA, Senior Vice President, Chief Administrative Officer of Nemours Children’s Hospital Florida and Chief Operating Officer, Florida Network Operations Martha McGill, MBA, MHA, Senior Vice President, Chief Administrative Officer of Nemours Childrenâ s Hospital Florida and Chief Operating Officer, Florida Network Operations](/about/leadership/_jcr_content/root/container/container/container/tabs/container/two_panel_block_left_83341418235269/col1/image.coreimg.jpeg/1687893563331/round-martha-mcgill.jpeg)
Martha McGill, MBA, MHA
President, Central Florida Region
Martha McGill serves as President, Central Florida Region, and a member of Nemours’ Florida Executive Cabinet reporting to the enterprise Chief Operating Officer.
![Rodney A. McKendree, DNP, MHS-CL, BSN, RN, CENP. Chief Nursing and Patient Operations Officer, Delaware Valley Rodney A. McKendree, DNP, MHS-CL, BSN, RN, CENP. Chief Nursing and Patient Operations Officer, Delaware Valley](/about/leadership/_jcr_content/root/container/container/container/tabs/container/two_panel_block_left_83341420481861/col1/image.coreimg.jpeg/1686926750092/round-rodney-mckendree.jpeg)
Rodney A. McKendree, CPA
Executive Vice President, Chief Financial and Business Services Officer
Rodney McKendree joined Nemours in 1999. He is responsible for Nemours Financial Services including Accounting and Budget, the Central Business Office, Managed Care, Compliance, Materials Management, Facilities, Information Technology, Continuous Improvement, Legal Services, and Child Health Policy and Prevention.
![Jane Mericle, DNP, MHS-CL, RN, CENP, Chief Nursing and Patient Operations Officer, Delaware Valley, Jane Mericle, DNP, MHS-CL, RN, CENP, Chief Nursing and Patient O Jane Mericle, DNP, MHS-CL, RN, CENP, Chief Nursing and Patient Operations Officer, Delaware Valley](/about/leadership/_jcr_content/root/container/container/container/tabs/container/two_panel_block_left_83341423736516/col1/image.coreimg.jpeg/1691689874866/round-jane-mericle.jpeg)
Jane Mericle, DNP, MHS-CL, RN, CENP
Executive Vice President, Enterprise Chief Nursing Executive and Chief Patient Operations Officer, Nemours Children's Health
Jane M. Mericle brings more than 40 years of health care experience to her role as Executive Vice President, Enterprise Chief Nursing Executive and Chief Patient Operations Officer, Nemours Children’s Health.
![Mark Mumford, Chief Executive of Nemours Delaware Valley Operations Mark Mumford, Chief Executive of Nemours Delaware Valley Operations](/about/leadership/_jcr_content/root/container/container/container/tabs/container/two_panel_block_left_83341426315427/col1/image.coreimg.jpeg/1686926750092/round-mark-mumford.jpeg)
Mark Mumford
Chief Operating Officer
Mark Mumford is the Enterprise Chief Operating Officer of Nemours Children's Health. He is a member of the Executive Cabinet, reporting to Nemours President and Chief Executive Officer, R. Lawrence Moss, MD.
![Terry Ane Timmons Interim Chief Human Resources Officer](/about/leadership/_jcr_content/root/container/container/container/tabs/container/two_panel_block_left_2029602462/col1/image.coreimg.jpeg/1706191004232/round-terry-timmons.jpeg)
Terry Anne Timmons
Interim Chief Human Resources Officer
Terry Timmons is Nemours Children’s Interim Chief Human Resources Officer and a member of the Executive Cabinet, reporting to Nemours President and Chief Executive Officer, R. Lawrence Moss, MD.
![Kara Odom Walker, MD, MPH, MSHS, Senior Vice President, Chief Population Health Officer Kara Odom Walker, MD, MPH, MSHS, Senior Vice President, Chief Population Health Officer](/about/leadership/_jcr_content/root/container/container/container/tabs/container/two_panel_block_left_83341428580950/col1/image.coreimg.jpeg/1687893563317/round-kara-walker-md.jpeg)
Kara Odom Walker, MD, MPH, MSHS
Executive Vice President, Chief Population Health Officer
Kara Odom Walker, MD, MPH, MSHS is Executive Vice President and Chief Population Health Officer (CPHO) for Nemours Children’s. She leads all aspects of population health strategy, research, innovation and implementation.
Senior Vice Presidents and Medical Leadership
![Hans Alvarez Senior Vice President, Audit Services Hans Alvarez Senior Vice President, Audit Services](/about/leadership/_jcr_content/root/container/container/container/tabs/container_83341431138346/two_panel_block_left/col1/image.coreimg.jpeg/1686926750092/round-hans-alvarez.jpeg)
Hans Alvarez
Senior Vice President, Audit Services
As Senior Vice President for Audit Services, Hans Alvarez is responsible for all internal audits prepared for leadership.
![David C. Brousseau, MD, MS, is the Pediatrician-in-Chief and Chair of Pediatrics at Nemours Children’s Health, Delaware Valley](/about/leadership/_jcr_content/root/container/container/container/tabs/container_83341431138346/two_panel_block_left_1969215454/col1/image.coreimg.jpeg/1713789783946/1x1-portrait-david-brousseau.jpeg)
David Brousseau, MD, MS
Pediatrician-in-Chief, Chair of Pediatrics at Nemours Children's Health, Delaware Valley
Dr. David C. Brousseau serves as the leader for the Department of Pediatrics across all missions: clinical, education, research, quality and health equity.
![Aaron Carpenter, DNP, M.Div., APRN, CPNP-PC, Senior Vice President, Chief Nursing and Patient Operations Officer, Delaware Valley This is a formal picture of Aaron Carpenter, DNP, M.Div., APRN, CPNP-PC, Senior Vice President, Chief Nursing and Patient Operations Officer, Delaware Valley.](/about/leadership/_jcr_content/root/container/container/container/tabs/container_83341431138346/two_panel_block_left_83341437830031/col1/image.coreimg.jpeg/1686926750092/round-aaron-carpenter-md.jpeg)
Aaron Carpenter, MDiv, DNP
Senior Vice President, Chief Nursing and Patient Operations Officer, Delaware Valley
Dr. Carpenter joined Nemours Children's Health in 2016 and currently serves as the senior vice president, chief nursing and patient operations officer for the Delaware Valley.
![Kevin Carracio Senior Vice President of Philanthropy Kevin Carracio Senior Vice President of Philanthropy](/about/leadership/_jcr_content/root/container/container/container/tabs/container_83341431138346/two_panel_block_left_83341440835271/col1/image.coreimg.jpeg/1686926750092/round-kevin-carraccio.jpeg)
Kevin Carraccio
Senior Vice President of Philanthropy
Kevin brings more than 20 years of progressive experience and responsibility in fundraising management and program design to his current role. At Nemours, Kevin develops strategic direction for growing and implementing best practices in fundraising enterprisewide.
![Portrait of Katherine Deans, MD, MHSc Surgeon-in-Chief, Nemours Children's Health, Delaware Valley](/about/leadership/_jcr_content/root/container/container/container/tabs/container_83341431138346/two_panel_block_left_950951764/col1/image.coreimg.jpeg/1712176175198/1x1-portrait-katherine-deans-md.jpeg)
Katherine Deans, MD, MHSc
Surgeon-in-Chief at Nemours Children’s Health, Delaware Valley
Dr. Deans partners with hospital leadership and medical staff to advance critical components of our strategy, including strengthening the capabilities and positioning of our surgical programs, our Advanced Delivery Program and our Cardiac Center.
![Meg Frizzola Chief of Medical Staff, Nemours Children's Health, Delaware Valley Meg Frizzola Chief of Medical Staff, Nemours Children's Health, Delaware Valley](/about/leadership/_jcr_content/root/container/container/container/tabs/container_83341431138346/two_panel_block_left_83341447557281/col1/image.coreimg.jpeg/1686926750092/round-meg-frizzola.jpeg)
Meg Frizzola, DO, FAAP
Chief of Medical Staff, Nemours Children's Health, Delaware Valley
As a member of the Delaware Valley Executive Leadership team, Dr. Frizzola has significant influence on the organization’s direction.
![William "Bill" Higginbotham II, Senior Vice President, Finance William "Bill" Higginbotham II, Senior Vice President, Finance](/about/leadership/_jcr_content/root/container/container/container/tabs/container_83341431138346/two_panel_block_left_83341455283116/col1/image.coreimg.jpeg/1686926750092/round-william-higginbotham.jpeg)
William "Bill" Higginbotham II
Senior Vice President, Finance
William Higginbotham joined Nemours in 2002 and is based in Jacksonville, Fla. He serves as the Senior Vice President of Finance.
![Portrait of Nicole Johnson](/about/leadership/_jcr_content/root/container/container/container/tabs/container_83341431138346/two_panel_block_left_84121578/col1/image.coreimg.jpeg/1709656996617/1x1-portrait-nicole-johnson.jpeg)
Nicole Johnson, DNP, MBA, RN, NE-BC, CPEN
Chief Nursing and Patients Operations Officer at Nemours Children’s Health in Central Florida.
She is recognized by peers and clinical teams as a respected thought leader across all areas of nursing, patient care services and emergency management.
![Mary Mehta Vice President, Chief Medical Officer of Nemours Children's Health, Pensacola Mary Mehta Vice President, Chief Medical Officer of Nemours Children's Health, Pensacola](/about/leadership/_jcr_content/root/container/container/container/tabs/container_83341431138346/two_panel_block_left_83341464252444/col1/image.coreimg.jpeg/1686926750092/round-mary-mehta.jpeg)
Mary Mehta, MD
Vice President, Chief Medical Officer of Nemours Children's Health, Pensacola.
Dr. Mehta is Vice President and Chief Medical Officer, Nemours Children's Health, Pensacola. Her career is focused on meeting the medical needs of children and their families.
![Daniel Podberesky, MD, Chief Medical Officer, Radiologist-in-Chief, Nemours Children's Hospital, Florida Daniel Podberesky, MD is Chief Medical Officer and Radiologist-in-Chief for Nemours Children's Hospital, Florida.](/about/leadership/_jcr_content/root/container/container/container/tabs/container_83341431138346/two_panel_block_left_83341470844505/col1/image.coreimg.jpeg/1686926750092/round-daniel-podberesky.jpeg)
Daniel J. Podberesky, MD
Senior Vice President, Chief Medical Officer, Nemours Children's Hospital, Florida and Specialty Care Practice, Central Florida
Daniel J. Podberesky, MD, is Senior Vice President, Chief Medical Officer at Nemours Children's Hospital Florida and Specialty Care Practice, Central Florida. He joined Nemours Children's in 2014 after a position as staff radiologist, Associate Director of Clinical Services, and Division Chief of Thoracoabdominal Imaging at Cincinnati Children’s Hospital Medical Center.
![Bernie Rice, Senior Vice President, Chief Information Officer Bernie Rice Senior Vice President, Chief Information Officer](/about/leadership/_jcr_content/root/container/container/container/tabs/container_83341431138346/two_panel_block_left_83341473250557/col1/image.coreimg.jpeg/1686926750092/round-bernie-rice.jpeg)
Bernie Rice
Senior Vice President, Chief Information Officer
Bernie Rice joined Nemours Children's in 1999 and is based in Jacksonville, Fla. He is responsible for the leadership and strategic direction of Information Systems supporting Nemours clinical operations.
![Anna Small, Senior Vice President, Chief Compliance Officer Anna Small, Senior Vice President, Chief Compliance Officer](/about/leadership/_jcr_content/root/container/container/container/tabs/container_83341431138346/two_panel_block_left_83341476000134/col1/image.coreimg.jpeg/1686926750092/round-anna-small.jpeg)
Anna Small
Senior Vice President, Chief Compliance Officer
Anna Small is the Chief Compliance Officer for Nemours Children’s. She leads the compliance and privacy efforts that promote our journey of compliance and supportive culture.
![Portrait of Tara Spruill Portrait of Tara Spruill](/about/leadership/_jcr_content/root/container/container/container/tabs/container_83341431138346/two_panel_block_left_1956785227/col1/image.coreimg.jpeg/1718134129338/1x1-portrait-tara-spruill.jpeg)
Tara Spruill, MSN, CPN, RN, NE-BC
Vice President, Chief Nursing Officer, Nemours Children’s Health in North Florida
Tara provides executive leadership and collaborates with nurse leadership across Nemours Children’s to facilitate Florida policy, and to oversee Jacksonville’s environment of care and patient quality and safety.
![](/about/leadership/_jcr_content/root/container/container/container/tabs/container_83341431138346/two_panel_block_left_103677422/col1/image.coreimg.jpeg/1718134051036/1x1-portrait-andrew-stec.jpeg)
Andrew Stec, MD
Vice President, Chief Medical Officer, Nemours Children’s Health, Jacksonville
As Chief Medical Officer, Dr. Stec provides oversight of the medical operations and faculty at Nemours Children’s Health, Jacksonville.
Nemours Board of Directors
![James “Jim” Hunt, Board of Directors, James â Jimâ Hunt, Board of Directors James â Jimâ Hunt, Board of Directors](/about/leadership/_jcr_content/root/container/container/container/tabs/container_83341481754319/two_panel_block_left/col1/image.coreimg.jpeg/1707168793558/round-james-jim-hunt.jpeg)
James "Jim" Hunt
Chair, Board of Directors
A member of the board of directors since 2016, Jim Hunt has extensive knowledge of board governance and children’s health care issues. He also serves the Nemours board as chairman of the audit, finance and compliance committee.
![Portrait of Cindy Bertrando](/about/leadership/_jcr_content/root/container/container/container/tabs/container_83341481754319/two_panel_block_left_531012072/col1/image.coreimg.jpeg/1709155151000/1x1-portrait-cindy-bertrando.jpeg)
Cindy Bertrando
Cindy Bertrando joined the Nemours Foundation Board of Directors in 2024. She serves as the National Multiple Sclerosis Society’s Chief Financial Officer, leading the finance, technology, operations and legal functions.
![Jane Cavalier, Board of Directors Jane Cavalier, Board of Directors](/about/leadership/_jcr_content/root/container/container/container/tabs/container_83341481754319/two_panel_block_left_83341486228677/col1/image.coreimg.jpeg/1692792328749/round-jane-cavalier.jpeg)
Jane Cavalier
Jane Cavalier is CEO and founder of BrightMark Consulting, Westport, Conn., one of four successful strategic services companies she has built over the past 25 years.
![William "Bill" D'Alonzo, Board of Directors William "Bill" D'Alonzo, Board of Directors](/about/leadership/_jcr_content/root/container/container/container/tabs/container_83341481754319/two_panel_block_left_83341488676967/col1/image.coreimg.jpeg/1692803563641/round-bill-d-alonzo.jpeg)
William D'Alonzo
William F. D’Alonzo is an accomplished investor managing both financial and land assets with a deep commitment to and success with conserving land and restoring wildlife habitat.
![Claire M. DeMatteis, Board of Directors Claire M. DeMatteis, Board of Directors](/about/leadership/_jcr_content/root/container/container/container/tabs/container_83341481754319/two_panel_block_left_83341492911347/col1/image.coreimg.jpeg/1686926750092/round-claire-dematteis.jpeg)
Claire M. DeMatteis
A native of Delaware, Claire DeMatteis has more than 25 years of experience in corporate law, health care law, regulatory affairs, constitutional law and congressional and government affairs.
![Elliot Joseph, Board of Directors Elliot Joseph, Board of Directors](/about/leadership/_jcr_content/root/container/container/container/tabs/container_83341481754319/two_panel_block_left_83341500046840/col1/image.coreimg.jpeg/1686926750092/round-elliot-joseph.jpeg)
Elliot Joseph
Elliot Joseph is advisor and board member for several private equity portfolio companies including TPG Growth, Chicago Pacific Founders, Triple Tree and Epsilon.
![Portrait of Ed Karlovich](/about/leadership/_jcr_content/root/container/container/container/tabs/container_83341481754319/two_panel_block_left_203927466/col1/image.coreimg.jpeg/1709155151092/1x1-portrait-ed-karlovich.jpeg)
Edward Karlovich
Ed Karlovich joined the Nemours Foundation Board of Directors in 2024. He most recently served as the Executive Vice President and Chief Financial Officer of the University of Pittsburgh Medical Center (UPMC), a world-renowned, nonprofit health care provider and insurer.
![Gwen M. MacKenzie, RN, MN, MHSA, Board of Directors This is a formal picture of Board of Directors member Gwen M. MacKenzie, RN, MN, MHSA.](/about/leadership/_jcr_content/root/container/container/container/tabs/container_83341481754319/two_panel_block_left_83341507166103/col1/image.coreimg.jpeg/1692792332031/round-mackenzie-j9955.jpeg)
Gwen M. MacKenzie, RN, MN, MHSA
Gwen MacKenzie is a Senior Advisor with McKinsey and Company in their global health care practice. She also consults with Quick, Leonard, Kieffer in Chicago and teaches emotional intelligence and executive leadership at the University of Michigan.
![Valerie Montgomery Rice, MD, Board of Directors Valerie Montgomery Rice, MD, Board of Directors](/about/leadership/_jcr_content/root/container/container/container/tabs/container_83341481754319/two_panel_block_left_83341510105264/col1/image.coreimg.jpeg/1686926750092/round-valerie-montgomery-rice.jpeg)
Valerie Montgomery Rice, MD
Dedicated to the creation and advancement of health equity, Dr. Valerie Montgomery Rice brings a unique understanding of women and children’s health issues to the Nemours Board.
![Portrait of Judy Titera](/about/leadership/_jcr_content/root/container/container/container/tabs/container_83341481754319/two_panel_block_left_1191964475/col1/image.coreimg.jpeg/1709155151188/1x1-portrait-judy-titera.jpeg)
Judy Titera
Judy Titera joined the Nemours Foundation Board of Directors in 2024. She is an experienced board director and risk professional, currently serving on the Mitsui Sumitomo Transverse Insurance Board and Audit Committee.
Nemours Board of Managers
![Bill Dugdale, Board of Managers, Delaware This is a formal picture of Bill Dugdale, Board of Managers, Delaware](/about/leadership/_jcr_content/root/container/container/container/tabs/container_83341519757563/two_panel_block_left/col1/image.coreimg.jpeg/1691761357685/round-dugdale-bill.jpeg)
Bill Dugdale
Chair, Board of Managers
Bill Dugdale, Partner at Brown Advisory, is a portfolio manager and the head of Business Development in the Wilmington, Del. office.
Nemours Board of Managers, Delaware
![](/about/leadership/_jcr_content/root/container/container/container/tabs/container_83341519757563/two_panel_block_left_670020150/col1/image.coreimg.jpeg/1709155151213/1x1-portrait-raina-harper-allen.jpeg)
Raina Harper Allen
Raina Harper Allen is a highly accomplished community leader and advocate with an extensive background in combating systemic racism in public and private organizations across Delaware. She serves as Director of the Delaware Racial Justice Collaborative (DRJC) at the United Way of Delaware.
![Claire M. DeMatteis, Board of Directors Claire M. DeMatteis, Board of Directors](/about/leadership/_jcr_content/root/container/container/container/tabs/container_83341519757563/two_panel_block_left_83341524818833/col1/image.coreimg.jpeg/1686926750092/round-claire-dematteis.jpeg)
Claire M. DeMatteis
A native of Delaware, Claire DeMatteis has more than 25 years of experience in corporate law, health care law, regulatory affairs, constitutional law and congressional and government affairs.
![Sharon Mills Higgins, Board of Managers in Delaware Sharon Mills Higgins, Board of Managers in Delaware](/about/leadership/_jcr_content/root/container/container/container/tabs/container_83341519757563/two_panel_block_left_83341530054625/col1/image.coreimg.jpeg/1686926750092/round-sharon-mills-higgins.jpeg)
Sharon Mills Higgins
Sharon Mills Higgins is an independent marketing and philanthropy consultant. She is also a National Board of Trustees member for the March of Dimes.
![Jonh Wellons, Board of Managers in Delaware Jonh Wellons, Board of Managers in Delaware](/about/leadership/_jcr_content/root/container/container/container/tabs/container_83341519757563/two_panel_block_left_83341533018154/col1/image.coreimg.jpeg/1686926750092/round-john-wellons.jpeg)
John Wellons
John Wellons has served as President and CEO of the Boys & Girls Clubs of Delaware since July 2017. He works closely with his Executive Team and Board Executive Committee to ensure the organization achieves its mission through strategy development, implementation, and sound business practices.
Nemours Board of Managers, Florida
![Shari Costantini, Board of Managers, Florida Shari Costantini, Board of Managers, Florida](/about/leadership/_jcr_content/root/container/container/container/tabs/container_83341519757563/two_panel_block_left_83341542771121/col1/image.coreimg.jpeg/1686926750092/round-shari-costantini.jpeg)
Shari Costantini
Shari Dingle Costantini is the retired CEO and founder of Avant Healthcare Professionals. Costantini is a renowned expert in the health care industry, with 30 years of experience in strategic leadership, nursing and international staffing.
![Claire M. DeMatteis, Board of Directors](/about/leadership/_jcr_content/root/container/container/container/tabs/container_83341519757563/two_panel_block_left_492045137/col1/image.coreimg.jpeg/1712350093116/round-claire-dematteis.jpeg)
Claire M. DeMatteis
A native of Delaware, Claire DeMatteis has more than 25 years of experience in corporate law, health care law, regulatory affairs, constitutional law and congressional and government affairs.
![Gwen M. MacKenzie, RN, MN, MHSA, Board of Directors This is a formal picture of Board of Directors member Gwen M. MacKenzie, RN, MN, MHSA.](/about/leadership/_jcr_content/root/container/container/container/tabs/container_83341519757563/two_panel_block_left_83341545309786/col1/image.coreimg.jpeg/1692792332031/round-mackenzie-j9955.jpeg)
Gwen M. MacKenzie, RN, MN, MHSA
Gwen MacKenzie is a Senior Advisor with McKinsey and Company in their global health care practice. She also consults with Quick, Leonard, Kieffer in Chicago and teaches emotional intelligence and executive leadership at the University of Michigan.
![Randy Singh, Board of Managers, Florida Randy Singh, Board of Managers, Florida](/about/leadership/_jcr_content/root/container/container/container/tabs/container_83341519757563/two_panel_block_left_83341548177761/col1/image.coreimg.jpeg/1686926750092/round-randy-singh.jpeg)
Randy Singh
Randy Singh joined Visit Orlando in October 2020. As Chief Financial Officer, Singh oversees all finance-related functions, as well as information technology, market research and insights, legal and procurement.