Sean Granhan

Sean Granahan is a nonprofit healthcare leader, regulatory attorney, and president and general counsel of The Floating Hospital, where he has led a major expansion in care for families experiencing homelessness. He combines legal expertise with a commitment to social justice, shaped by Jesuit and monastic education and a strong Irish-American heritage.

As president of The Floating Hospital since 2005, Sean has overseen its growth into the largest provider of healthcare to families living in homeless shelters and domestic violence safe houses. He joined the organization as general counsel in 2003 after roles in business and global law firms, developing deep expertise in healthcare policy and operations.

Under his leadership, The Floating Hospital delivers healthcare within a broader framework of relief, providing food, clothing, hygiene products, health education, and life-skills training. It maintains its charitable mission and continues to provide care regardless of insurance status or ability to pay.

Sean frequently speaks about the intertwined history of Irish immigration and The Floating Hospital and was keynote speaker for the 2023 Irish America Business 100 and a Business 100 honoree in 2024. A graduate of the University of Scranton and Quinnipiac School of Law, Sean traces his family roots in Cool-Na-Binna, County Mayo.