Susan B. Epstein is a prominent attorney and partner at Ropes & Gray LLP, a leading international law firm, where she specializes in nonprofit and tax-exempt organizations law. She advises clients on a wide range of issues including tax-exempt status, governance, charitable giving, regulatory compliance, mergers and acquisitions involving tax-exempt entities, private foundation rules, and international grantmaking for nonprofits, foundations, and educational institutions. Epstein is recognized for her expertise in helping organizations navigate complex IRS regulations and state charity laws, often representing high-profile clients in the philanthropic sector. Based in the Boston office of Ropes & Gray, she is actively involved in the nonprofit community, serving on the board of directors of the Fidelity Charitable Gift Fund and engaging in pro bono efforts supporting various charitable initiatives. Epstein is frequently called upon for speaking engagements and publications on nonprofit law topics, reflecting her deep commitment to the sector and blending legal acumen with practical advice for mission-driven organizations.