Alison Lonshein

Special Counsel | New York

Alison is special counsel in the charities team.

She specializes in the laws affecting US tax-exempt organizations, with a particular focus on tax issues arising from exempt status, nonprofit corporate governance, and transactional matters. She additionally advises individual and corporate donors on tax-efficient charitable giving and establishing new entities.

Alison’s representation of public charities, private foundations, and other tax-exempt entities encompasses a range of matters, including the formation and structuring of organizations, board governance and corporate policies, fundraising, grantmaking in the US and abroad, program-related investments, joint ventures and collaborations, and lobbying and advocacy.

Alison previously served as General Counsel of a renowned cultural institution and is versed in the various aspects of managing and operating a nonprofit organization.

Secretary Nicole Mella





State of New York, 2002

Sidley Names Yvette Ostolaza Chair of Management Committee,’ New York Law Journal - May 16, 2022, mentioned

New Appointments and Premises Across the World of Art and Antiques,’ Antiques Trade Gazette - May 10, 2022, mentioned

Wake Up Call,’ Bloomberg Law - May 5, 2022, mentioned

Nonprofit New York, Inc., Government Relations Council

American Bar Association Section on Taxation’s Exempt Organizations Committee

Former member of New York City Bar Association’s Art Law Committee

Herbert Berghof Studio, Inc. (HB Studio), Board of Directors

‘Nonprofit Organizations: The In-House Counsel Perspective,’ Practicing Law Institute (PLI) - February 21, 2019, and February 28, 2018, speaker

‘Conflicts of Interest on Investment Committees,’ The Jewish Federations of North America February 8-11, 2015, speaker

‘Home Alone: A Legal Tool Kit for Solo Practitioners and Museums without Counsel,’ Legal Issues in Museum Administration, American Law Institute, 2014, speaker



  • English




New York

430 Park Avenue,

10th Floor,

NY 10022-3505

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Meet the team