Supports the President by managing calendars, correspondence, meetings, travel, presentations, and administrative priorities. Serves as liaison to the Board of Directors and coordinates Board committees, agendas, materials, minutes, retreats, and action items. Handles procurement, expenses, invoices, special events, communications, and ad hoc projects while maintaining confidentiality and managing competing deadlines. The role requires strong organizational, interpersonal, problem-solving, and administrative skills in a fast-paced nonprofit environment.