Board of Trustees

Palm Healthcare Foundation's Board of Trustees and staff oversee the charitable missions of the foundation, including asset management, grant-making and fund development. Each member has been elected for his or her knowledge of the community, healthcare needs and the business aspects of a public foundation.


Philippe Jeck


Philippe Jeck became chair of Palm Healthcare Foundation's Board of Trustees on December 16, 2015. He leads the board's Executive Committee and serves on the foundation's Finance/Investment Committee. Mr. Jeck joined the board in 2008.

Mr. Jeck is a member of the Florida and New York Bar Associations and has been practicing law since 1980. He is the president of Jeck, Harris, Raynor & Jones, P.A. and was a Certified Public Accountant. His areas of concentration include all aspects of purchasing, structuring, zoning, developing, constructing, marketing, leasing and selling of industrial, commercial, residential, condominium and ranch real estate projects, real estate and asset-based lending, business information and entity selection, mergers and acquisitions, general commercial law, intellectual property/computer law, foreign investment and dispute resolution.

Mr. Jeck received his Juris Doctor degree, with honors, from the University of Florida in 1980 and received his Bachelor of Science, magna cum laude, from Florida State University where he majored in Accounting and minored in French.

Mr. Jeck has served on numerous boards where he has held the position of chairman. Currently, he is the past chair and director of the Palm Beach North Chamber of Commerce. He is a  past chair of the Business Development Board of Palm Beach County, Inc., is a chair of the Child Care Partnership Act Task Force of Palm Beach County and the Palm Beach County Early Learning Coalition, Inc. He is a member of American Bar Association, Palm Beach County Bar Association and the New York State Bar Association. 

Mr. Jeck is Chair of the Executive Committee.  He also is a member of the Audit Committee, Governance/Nominating/Bylaws Committee and Facilities Committee.

Mr. Jeck has completed over 60 triatholons and marathons. He enjoys fitness and gourmet cooking with his wife, Shauna.


Alina Alonso, MD

Vice Chair

Dr. Alina Alonso is the director of the Florida Department of Health - Palm Beach County. In her role, she oversees the operations of one of the largest county health departments in the state.

Dr. Alonso has been trained in Bio-Chemical Terrorism and Weapons of Mass Destruction since 1997. She handled the clinical operations of the first case of inhalation Anthrax in the United States in the last twenty-five years. She has extensive training in communicable and emergent diseases.

Dr. Alonso graduated with a Bachelor’s of Science degree from Barry University in 1978, with a Major in Biology, and a double Minor in Chemistry and Mathematics. She graduated from medical school, Universidad Autonoma de Ciudad Juarez in Mexico in 1984.

Dr. Alonso serves on the faculty of Nova Southeastern University, Health Professions Division as Clinical Assistant Professor and remains very active in the Preventive Medicine/Public Health Residency Program at the Palm Beach County Health Department where she trains future healthcare leaders.

Her favorite pastime is snorkeling or scuba diving off the Florida Keys and the Bahamas Islands with her sons, Gabriel and Alex.

Dr. Alonso serves on the Executive Committee and the Governance and Nominating Committee.


Denise Bober

Chair, Governance & Nominating Committee 

Denise Bober brings more than three decades of human resources and benefits management expertise to the work of the foundation.  As Vice President of Human Resources, she has fused her favorite disciplines, HR and the hotel business, into a successful 29 year career at The Breakers Palm Beach, Inc., one of America’s most successful hotel companies and Palm Beach County’s largest private employer.

Bober’s responsibilities encompass recruitment, staff performance and development, well-being and social impact. She helped build an enduring workforce of 2,000 team members in tandem with the company’s focus on employee fulfillment, driving up guest satisfaction, profitability and exceptional retention rates (one of the industry’s highest). Her people strategy: hire good people, find the best role that suits their talents and competencies, help them to achieve a life well lived.

Upon her promotion to Director of Human Recourses (1997), Bober began transforming the personnel department to have far-reaching influence throughout organization, while heightening The Breakers’ commitment to social responsibility, something she strives to instill in all team members. She serves on the Board of Palm Healthcare Foundation and its Executive Committee, the Advisory Committee of the Rinker School of Business for Palm Beach Atlantic University. Executive Women’s Association of the Palm Beaches, and served as President of the Palm Beach Chamber of Commerce. Bober recently participated in the 2016 Global Wellness Summit as a facilitator on Successful Workplace Wellness Programs.

Bober holds a degree in Hospitality Management from Nova Southeastern University and a Master’s in Organizational Development from Palm Beach Atlantic University.



Chris Gryskiewicz

Treasurer and Chair, Finance/Investment Committee

Chris Gryskiewicz is the Chief Financial Officer at Woerner Holdings, Inc. Formerly, he was the Executive Vice President of Templeton & Company, LLP, a full service CPA firm offering audit, tax and consulting services.

Mr. Gryskiewicz received his accounting degree from Palm Beach Atlantic University in 1988. He completed fifth-year accounting education requirements from the University of Central Florida.

Mr. Gryskiewicz is involved in a variety of professional groups including Rotary Club of Palm Beach County, American Institute of CPA's, Florida Institute of CPA's, Palm Beach County Business Development Board, Economic Forum of Palm Beach County, Certified Information Technology Professional, and Certified Public Accountant in Florida. Mr. Gryskiewicz is an active church member.

Mr. Gryskiewicz is Chair of the Finance/Investment Committee. He serves on the Executive Committee.


Barbara Jacobowitz, MS


Barbara H. Jacobowitz possesses a Master of Science Degree in Public Health from the University of Massachusetts in Amherst and a Bachelor of Science Degree from the State University of New York at Stony Brook. Ms. Jacobowitz is the Health Services Administration Department Chair of Keiser University, West Palm Beach campus. She was the 2010 – 2011 Chair of the Florida Diabetes Alliance for Prevention and Treatment and a twice past chair of the Citizen’s Advisory Committee on Health and Human Services, an advisory committee to the Palm Beach County Board of Commissioners. Originally appointed to the PHF Board of Trustees during her 15 year tenure as Executive Director of the Treasure Coast Health Council by the Attorney General Bob Butterworth, Ms. Jacobowitz rejoined the Board of Trustees in April of 2010.

Heavily involved in the design and funding of services for People Living with HIV/AIDS, Ms. Jacobowitz was recognized in 1995 with a Certificate of Award by the Board of County Commissioners for the establishment of the HIV Services Planning Council. In 2007, Ms. Jacobowitz was awarded the Heroes in HIV/AIDS by the Redemptive Life Church on World AIDS Day and the PHF’s Healthcare Workforce Partnership’s Commitment to Community Award.

As a PHF trustee, she Barbara helped to establish the Palm Beach County Diabetes Coalition and became a coalition board member in 2016. Due to her efforts, the Palm Beach County Commission proclaimed November 2016 as Diabetes Month in Palm Beach County.

Barbara resides in Royal Palm Beach with her husband, children and dogs.

Ms. Jacobowitz is a member of the Community Investment Committee and Executive Committee.


Greg Quattlebaum

Chair, Community Investment Committee

Greg Quattlebaum is a fourth generation Floridian and President of Quattlebaum Funeral, Cremation and Event Centers. A lifelong resident of West Palm Beach, he and his wife Julie have three children Gregory, Gretchen, and Grant.

Mr. Quattlebaum has long been active in his community, having served as Vice Chairman of the Rosarian Academy Board of Directors; a twelve year Co-Chairman of the Rosarian Academy capital campaign; and a member of the Board of Advisors at Cardinal Newman High School. He currently serves on the Board of Directors of the Palm Beach County Medical Society Services, the Board of Directors of the Quantum House, and the Board of Governors of the Sailfish Club of Florida.

Professionally, Mr. Quattlebaum served on the state level as President of the Florida Funeral Directors Association and on the national level as the state representative for the National Funeral Directors Association.

Mr. Quattlebaum enjoys cycling and running in paradise, cooking, and spending quality time with his family. 

He is Chair of the Community Investment Committee and is a member of the Executive Committee.


David Dodson, MD

Dr. Dave Dodson is a physician who has practiced Internal Medicine and Infectious Disease in West Palm Beach since 1985. He is a graduate of Cornell University and Cornell Medical College. He completed his Internal Medicine Residency at Pennsylvania Hospital and his Infectious Disease Fellowship at Yale University School of Medicine. He is a Fellow of the American College of Physicians.

Dr. Dodson has served as Chairman of the Governing Board of Good Samaritan Hospital and has been Chief of Staff of Good Samaritan Hospital, St. Mary's Hospital and Intracoastal Health System. He is also on staff at Massachusetts General Hospital and Brigham and Women's Hospital in Boston. Dr. Dodson has done over 200 TV and Radio educational interviews. He currently also serves on the Board of FoundCare.

Dr. Dodson is a member of the Communications Committee.


Marsha J. Fishbane, MD

Dr. Marsha Fishbane is a pediatrician and public health physician who has lived in the West Palm Beach area since 1977.  She was in private pediatric practice for six years before moving into public health. Retired recently from employment with the Florida Department of Health in Palm Beach County after 30 years, she last held the positions of Community and School Health Division Director and School Health Medical Director.  She has extensive experience in community health collaboration and initiatives, most recently focusing on nutrition and fitness, immunizations, teen pregnancy prevention, access to care and health education.  As School Health Medical Director, she oversaw implementation of the school health program placing a nurse in every public school.

Dr. Fishbane is a graduate of Pennsylvania State University and Jefferson Medical College in Philadelphia. Her pediatric training was completed at Johns Hopkins Hospital.  She was a Robert Wood Johnson Clinical Scholar and obtained a masters in science from Johns Hopkins University’s School of Hygiene and Public Health.

Dr. Fishbane was a co-founder of the nonprofit agency, Healthy Mothers/Healthy Babies Coalition of PBC and continues to serve on the board. She volunteers on the School Health Advisory Council providing guidance in addressing health policy and programs in schools.  Her favorite past-time of traveling is important now to keep up with 3 daughters and 2 granddaughters.

Dr. Fishbane is a member of the Community Investment Committee. 


Gail A. Horvath

As Senior Vice President and Managing Director of the PNC Wealth Management Florida East region, Ms. Horvath oversees the client team of wealth management professionals, striving to achieve the highest levels of client satisfaction. Her top priority is that the team not only meets, but also exceeds, client expectations. Through her leadership and commitment, Gail ensures that clients benefit from a full complement of investment, trust, financial planning, and private banking services to help clients achieve their financial goals.


Previous to relocating to Florida from Pennsylvania, Gail most recently was Senior Vice President and Eastern Region Banking Director for PNC Wealth Management.

A financial services professional with over 40 years of experience, Gail joined PNC Wealth Management in 1998 as a Senior Client Advisor, and specialized as a Senior Credit Advisor for several years. She held the position of Banking Services Director for the New Jersey Market and Team Director for the Northern New Jersey Market before assuming responsibility as Managing Director for the Northeastern Pennsylvania Market in January 2010. Her responsibilities were expanded to include the Central Pennsylvania Market in early 2013.

Prior to joining PNC, Gail was a Senior Relationship Manager for CoreStates Financial Services Group in Short Hills, NJ. She also worked as a Private Banking Officer for First Fidelity Bank in Newark, where she completed a comprehensive banking and credit training program.

Gail is a magna cum laude graduate of Caldwell College in Caldwell, New Jersey and a Certified Financial Planner.

A former member of the Board of Trustees of the Everhart Museum in Scranton, Pennsylvania, Gail has also served on Caldwell College Board of Trustees and on the Board of the Community Theatre at Mayo Center for the Performing Arts in Morristown New Jersey. Gail has been a volunteer for the American Cancer Society, Habitat for Humanity, and the Community Food Bank of New Jersey.


Nathan Nason, P.A.

Nathan E. "Nat" Nason is a shareholder in the law firm of Nason, Yeager, Gerson, White and Lioce, P.A., where he has practiced complex commercial litigation and environmental law for over 30 years. He received his B.S. in finance from Florida State University and his J.D. from Duke University, where he graduated with honors. Over his career, Nat has procured numerous multi-million dollar judgments and settlements. He is rated "AV" by the independent lawyer rating service Martindale Hubbell, which is its top rating.

Born in West Palm Beach, Nat takes full advantage of the great amenities in our area. He is an avid fisherman and scuba diver, and enjoys getting over to the Bahamas when time permits and weather cooperates. And you might just catch him playing guitar in a local bar or at the beach- signs of a misspent youth.

Nat strongly believes that we should all give something back to the community. He has volunteered countless hours of community service, and is both a former Chairman of the Northern Palm Beach County Chamber of Commerce and a past president of the West Palm Beach Rotary Club.

Nat spends his free time with his wife, Mary Lou and his son, David.


Mark Rubenstein, MD

Dr. Rubenstein is a native of Syracuse, New York. He received his B.S.E. summa cum laude in Biomedical Engineering from Tulane University in New Orleans, and his doctor of medicine from the State University of New York Health Science Center in Syracuse. He completed his residency in Physical Medicine & Rehabilitation at Johns Hopkins University.

Dr. Rubenstein serves as Assistant Professor of Physical Medicine & Rehabilitation as well as Asst. Professor of Medicine at the Miller School of Medicine at the University of Miami. He is also an Assistant Professor of Biomedical Science at Florida Atlantic University, and serves as a Clinical Associate Professor of Family Medicine at Nova Southeastern University. He actively serves as Section Chief for the Division of Rehabilitation Medicine at Good Samaritan Medical Center. He is a founding member of Project Access and the Palm Beach County Medical Reserve Corp. He served as President of the Palm Beach County Medical Society in 2006.

In 2005 and again in 2006 Dr. Rubenstein received the Florida Choice Award as Workers’ Compensation Medical Provider of the Year, and was recipient in 2002 of the Legal Aid Society’s Special Service Award for pro bono service.

Currently, Dr. Rubenstein is a member of the Board of Trustees of  the Palm Beach County Medical Society. He serves as a delegate to the Florida Medical Association and as an alternate delegate to the American Medical Association. He is a member of the Board of Directors of the Florida Society of Physical Medicine & Rehabilitation. He is also the Chariman of the Council for Ethics and Judicial Affairs for the Florida Medical Association. He and his wife, Jessi, are the parents of two children.

Dr. Rubenstein serves on the Community Investment Committee.


Ruth Schwarzkopf

Ruth Schwarzkopf has been the Chief Nursing Officer at West Boca Medical Center since 2003 and prior to that was employed at JFK Medical Center. Ruth has been working in the healthcare industry for over 25 years. She earned her diploma in Nursing from the Ohio Valley Hospital School of Nursing. Ruth then earned her bachelor’s degree from Barry University and her master’s degree in Health Management from St. Thomas University.  Ruth is very active in the community as a volunteer for the American Heart Association, especially the Go Red for Women movement.  She also volunteers for March of Dimes, Palm Glades Girl Scout Council and Holy Spirit Catholic Church. She is an active member of the Florida Atlantic University Nursing Leadership Advisory Council and Palm Beach State College Advisory Council. Ruth is also the Florida Region representative for the Tenet National Nurse Executive Council.

Ruth serves on the Community Investment Committee.


Joseph B. Shearouse, III

Member-at-Large and Chair, Audit Committee

Joseph B. "Jay " Shearouse, III is President and CEO of First Bank of the Palm Beaches. Previously, he served for two years as President of National City for Southeast Florida, and prior to that, as Executive Vice President for Fidelity Federal Bank & Trust, where he had worked for over 28 years. As a third generation Floridian, Mr. Shearouse is very active in the community and currently serves as Chairman on the Board of Directors for United Way of Palm Beach County, The Board of Trustees of the Chamber of Commerce of the Palm Beaches, and the Board of Directors of the Boys & Girls Clubs of Palm Beach County.

In the banking industry, Mr. Shearouse has served has served at the state level on the Board of Directors of the Florida Bankers Association and at the national level on the Board of America's Community Bankers. He was named "Florida Banker of the Year" in 2006 by the Florida Bankers Association.

Mr. Shearouse and his wife Michelle, and his children, Joseph IV and Eric, reside in Tequesta. A graduate of Florida State University, his hobbies include hunting, fishing, and scuba diving.

Mr. Shearouse is Chair of the Audit Committee and a member of the Development Committee.


Ilene Solomon Silber

Ilene has been working on behalf of children’s issues since 1973 where she began her career as a teacher of Emotionally Handicapped and Learning Disabled students. She was recruited by Parent Child Center, a mental health facility for children, in 1976 to create an education and diagnostic department and soon became the Deputy Director. She developed a pre-school program for young children with emotional and learning problems.

After 13 years of service, she left Parent-Child and became Executive Director of Communities In Schools (CIS) of Palm Beach County, a non-profit agency, working in partnership with the school district to help keep kids in school. 

In 2003, Ilene was recruited to help run the Campaign for Mayor Lois Frankel. In 2004, Ilene joined the city to develop Education Partnerships and to create the Division of Neighborhood Services for the City of West Palm Beach.

From 2006-2013, Ilene worked as a Consultant under the umbrella of the Education Commission focused on Early Care and Education. Ilene facilitated a community collaborative (Professional and Personal Development) (PD2) that created a Comprehensive Professional Development System in Early Care and Education and thru this process developed a multi-year implementation plan. 

Currently, Ilene is doing consulting work with the City of West Palm Beach on a special Mayor initiative.  She also volunteers with Northmore Elementary School and United Way.  She serves as a Trustee on both the Palm Healthcare Foundation and the Jewish Women’s Foundation where she participates on both the Advocacy and Education Committee and the Grants Committee.  

Received BA Degree (1970) in English from University of Maryland and a Master of Arts Degree (1973) from George Washington University in the areas of Special Education and Psychology.

Ms. Silber serves on the Community Investment Committee.


Andrea Stephenson

Andrea Stephenson is the Executive Director of the Health Council of Southeast Florida, one of 11 local health planning councils established by the Florida legislature. In this role, and in accordance with Florida statute, she is responsible for conducting regional health planning and implementation activities to improve access to health care, reduce disparities in health status, assist local and state governments in the development of sound and rational health policies, and advocate on behalf of the underserved.

Ms. Stephenson has a Bachelor of Arts in Sociology, with a concentration in Medical Sociology from the University of Florida. She also has a Master’s in Business Administration (MBA) and a Master’s in Health Science (MHS), both from the University of Florida.

Ms. Stephenson has nearly 20 years experience in various facets of the health and human services sector. She is also an adjunct faculty member of Barry University where she teaches undergraduate courses in the Health Administration program.

Ms. Stephenson has served on the board of directors of several nonprofit organizations in the community in aging, health care, child welfare, community partnerships, and mental health. She is a graduate of Leadership Palm Beach County, received the Heroes in Medicine Award for Community Involvement (2005), recognized by Success South Florida as one of the “Top 40 Black Professionals Under 40” (2006), and selected as a member of Who’s Who in Black South Florida (2007).

Ms. Stephenson lives in West Palm Beach with her three children, Eric, Alana Marie, and Terrell.

Ms. Stephenson serves on the Audit Committee and the Community Investment Committee.


David Wisehaupt

David Wisehaupt is Managing Director and Chief Investment Strategist at Wisehaupt, Bray Asset Management. Mr. Wisehaupt serves as Partner at HighTower and has more than 30 years of experience providing investment guidance to his clients.

Mr. Wisehaupt began his career in financial services with Merrill Lynch in August of 1982, remaining there for 26 years. Throughout his tenure at Merrill Lynch he took on continuously greater responsibilities. In 2000, the firm asked him to begin to manage discretionary portfolios for clients using his proprietary investment methods. In 2005, he began to manage discretionary portfolios for clients of other advisors.

As a Partner and Managing Director of HighTower since December 2008, Mr. Wisehaupt continues to manage portfolios using the same methods. HighTower is a national advisor-owned financial services company serving high-net-worth individuals and institutional clients. Our advisors are experienced investment professionals with large and established advisory practices. He has his BBA from Pennsylvania State University. Mr. Wisehaupt is a voting member of the Rivers Coalition and is active with the Florida Oceanographic Society. He is an avid boater, sailor, diver, fisherman and outdoorsman.

Mr. Wisehaupt is an Accredited Investment Fiduciary® (AIF®). Administered by fi360, the professional designation is the industry's first and only designation that demonstrates knowledge and competency in the area of fiduciary excellence. Holders of the AIF® mark have successf