Our Board

Ernst W. Bruderer

Ernst W. Bruderer


Ernst W Bruderer, educated in Switzerland with a BA (in economics) from the University of St. Gall and with a JD from the University of Zurich, spent the first part of his career with Jacobs-Suchard AG, a Swiss multinational company, working as a member of the legal team as well later as part of the management team. He worked for the group in Switzerland, USA and Italy in various management capacities. He than started his entrepreneurial life with farming operations in Tanzania, East Africa, real estate development (commercial) in the USA, car dealership and banking.

Mr. Bruderer is presently a Director Coastal States Bank as a founding member of this local community Bank. He is also the Chair of the Executive Committee of Synco Inc a commercial real estate developing company, in Charlotte, NC and serves as Chairman of Lowcountry Motors in Bluffton, SC.

Besides his activities as entrepreneur Mr. Bruderer has spent the last 20 years with some NFP organizations among others as Chair of the Board of Trustees of two private schools on Hilton Head Island, as Vice Chair  of  the Arts Center Board of Coastal Carolina, Chair of the Community Foundation of the Lowcountry. He is presently Chairman of the Wish upon a Horse Foundation and the Outside Foundation, both on Hilton Head Island.

Ernst Bruderer is married to Christina, they have 3 adult children and live on Hilton Head Island, SC. They all love travelling and sports from skiing to golf.

Mark O’Neil

Mark O’Neil, Jr.

Vice Chairman

With thirty years of Healthcare leadership experience, Mark O’Neil provides consulting services in the areas of Leadership Development, Governance, Strategic Planning and Operations improvement.

Mark most recently served as the Chief Executive Officer of Hilton Head Regional Healthcare, a Tenet owned facility in South Carolina.  Previously, he served in several leadership positions at Catholic Health East, including President and Chief Executive Officer of Mercy Health System of Southeast Pennsylvania, Executive Vice President of the Mid-Atlantic Division and Corporate Chief Operating Officer.  As Chief Operating Officer, he was responsible for coordinating operations of over 100 Health Care facilities in 11 states, with over 46,000 employees and a 4.6 million dollar operating budget.

Earlier in his career, Mark served as a member of the Senior Management Team at the University of Rochester’s Strong Memorial Hospital where he gained valuable experience in academic medicine and provided leadership for several administrative and support functions.  He served as President and Chief Executive Officer of United Health Services in Binghamton, N.Y., where he facilitated the development of an 85 member multispecialty physician group, home care companies, rural hospitals and a long term care facility into the Integrated Health Care System.

Mark’s uncompromising integrity and commitment to excellence have led to board positions with several professional organizations including the Central New York Hospital Association, the Iroquois Healthcare Alliance, VHA of Upstate NY, the Hospital Association of New York, the Catholic Hospital Association of Pennsylvania and the South Carolina Hospital Association.  Mark also served on Governor Mario Cuomo’s Health Care Advisory task force and as Chairman of the Board of the Keystone Mercy Health Plan, a Medicaid Managed Care plan serving several states, with over 850,000 members.

An advocate for community service, Mark has served as the Chairman of the Board of United Way and the Chamber of Commerce and volunteered his time as a member of many not for profit and educational organizations throughout his career.  Mark’s high-level of community involvement and extensive knowledge of the Health Care environment have made him a frequent guest speaker at community group meetings and events. 

Mark received his Bachelors and Masters degree in Business Administration from the Rochester Institute of Technology in Rochester, NY.  He is a fellow in the American College of Health Care Executives.

Mark and his wife Ann reside in Hilton Head, South Carolina. They have four daughters and are active members of their community.
David Chambers

David Chambers


David Chambers is President of Barclays Wealth Trustees (U.S.), N.A., an affiliate of the Wealth and Investment Management division of Barclays.  In this role, he is responsible for leading the Delaware-based national trust company as it continues to grow, as well as working closely with Barclays Investment Representatives and Private Bankers to provide their clients with best-in-class fiduciary responsibilities.  Mr. Chambers is also a Director for Wealth and Investment Management.

Mr. Chambers joined Barclays in December 2011.  His career in private wealth management and fiduciary services, both in the U.S. and overseas, spans more than three decades.  He has held several senior trust roles including: founder of a Florida state-chartered trust company, Coral Gables Trust Co.; chief operating officer at Bessemer Trust Company in New York; and head of both Personal Trust Services and International Trust Services at Merrill Lynch.  At Merrill Lynch his roles included Chairman and CEO of Merrill Lynch Trust Company FSB and President and CEO of both Merrill Lynch Trust Company (Cayman) Ltd. and Merrill Lynch Trust Company (Jersey) Ltd.

A native of Ireland, Mr. Chambers began his career as a trust officer in the Cayman Islands, the Bahamas and Guernsey.  He moved to the U.S. in 1992.  He holds a Bachelor of Laws degree from the University of London.

Dr. Susan R. Groesbeck

Dr. Susan R. Groesbeck


An enthusiastic educator and resourceful administrator with over 40 years of experience and an extraordinary ability to create lasting, positive change, Dr. Groesbeck's long career has included both public and private education, co-ed and single sex schools. She is known for excellence in organization, team and stakeholder leadership.

Dr. Groesbeck's experiences in education give her an international perspective, which spans cultures and continents. She has been the Interim Head of School of Girls Preparatory School and Purnell School.  Her former appointments include Principal of Havergal College (Toronto), Head of School at Hilton Head Preparatory School and Headmaster at Holy Innocents' Episcopal School in Atlanta. 

Dr. Groesbeck is a Phi Beta Kappa graduate of Skidmore College, holds both a Masters and doctoral degrees from the University of Rochester, and was a Post-Doc Klingenstien Fellow at Columbia University. She has received two Fulbright Grants (Germany and Japan) and was named a Toronto Woman of Distinction. She has received many awards, including the Presidential NEA A+ Award (Washington, DC) and the Whitty Ransome Award (Wellesley College), presented to a female who has uniquely committed herself to the lives of other girls and women, and who reflects the pure devotion to a higher cause, the willingness to serve others, and the grace and readiness to honor others.

Dr. Groesbeck (Sue) lives on Hilton Head Island with her husband Mark of 41 years. Together, they have two married daughters, two sons-in-law and three grandsons. Sue is active in the community and enjoys reading, swimming and gardening.

Andrew Summers

Andrew Summers


Andrew Summers spent twenty years in the investment management industry with Morgan Grenfell, Morgan Stanley, and Silchester International Investors – a company that he co-founded in 1994 – before retiring in 2006 to pursue projects focused on education and golf. In 2008 Andrew co-founded the Calabar Foundation with Ben Pauluhn and in 2010 he co-founded the Middle East Leadership Academy (MELA), which develops leaders in the Arab world and now has over two hundred graduates from its annual academies. Andrew is passionate about education and is active in the communities in which he is a local. He has served as Chairman and Finance Trustee for many years on the local private school in Hilton Head where he lived, and he now owns a private high school in Hilton Head that serves over one hundred and twenty students with a passion for sports or the arts. Andrew’s other love is golf. He is a majority owner of two junior golf academies and the real estate and service companies that supports them.