Marguerite Leoni is a senior litigation partner and heads Nielsen Merksamer’s redistricting and voting rights practices, as well as its school district governance and organization practices.

Ms. Leoni counsels clients and litigates issues involving the voting rights and redistricting, specialized elections issues, and the legality of state and local initiatives and referenda at all levels of the state and federal courts including the United States and California Supreme Courts. She has extensive counseling, trial and appellate experience in redistricting, voting rights, elections, and initiative and referendum law.

Marguerite has been a guest lecturer at Stanford Law School and the University of San Francisco Law School on voting rights, and she is a frequent speaker at forums concerning redistricting, voting rights, and initiative and referendum law.

She holds Martindale-Hubbell’s highest (AV) rating.

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