William O'Brien
Board Chair
A former executive and financial expert with extensive nonprofit and corporate board experience, Bill has been guiding HPC through unprecedented growth as Board Chair since July 2021. He brings to HPC a unwavering commitment to excellence, and his service has inspired others to deepen their engagement with our Cape Cod community. Bill rose through the PricewaterhouseCoopers ranks for over three decades to hold senior management positions and responsibility for firm-wide auditing, tax, and financial consulting services. He also had extensive international duties as a PwC Global Managing Partner. After leaving PwC, he became CEO of Enterasys Networks. A resident of Orleans, Bill and his wife, Betty, enjoy an active life golfing, hiking, and relaxing on the Cape with friends and family.