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Heather Matsumoto Hoekstra focuses her practice on civil and probate litigation, with an emphasis on will and trust contests, forgery, fraud, and financial elder abuse. She also represents trustees in charitable trust modification and cy près matters. She regularly appears for hearings and conducts all aspects of drafting, discovery, and settlement. Before becoming a litigator, Heather was a Departmental Guest at Princeton University’s Program in Law and Public Affairs. She worked with California’s Coastal Commission, Energy Commission, and Office of the Attorney General, prior to obtaining her law license. Before making California her home, Heather was a greenhouse gas emissions analyst in Oxford, England.

  • J.D., University of California at Berkeley, School of Law (Boalt Hall)
  • M.P.A., Environmental Science and Policy, Columbia University, New York City, NY
  • A.B., Political Science and Environmental Ethics, University of Georgia, Athens, GA

State of California

Professional Memberships
  • California State Bar, Trust and Estates Section
  • Contra Costa County Bar Association, Barristers Section, Estate Planning & Probate Section, Elder Law Section
Publications & Presentations
  • Ian Fein, Heather Matsumoto, Tyler McNish, & Jeslyn Miller, “Clean Development Fund: A “Public Option” for Carbon Offsets,” 4 Harvard Law & Policy Review Online (2010).
  • Heather Matsumoto, Ian Fein, Jeslyn Miller, & Tyler McNish, “Calitopia (A Proposal for a Clean Development Fund),” The Copenhagen Protocol on Climate Change 299-322 (Laura Nielsen, Peter Pagh, & Anita Rønne eds., 2009).
  • “CDM Reforms in the Context of a Greater Protocol: Berkeley Law Students’ Perspectives from Copenhagen,” presentation to American Bar Association’s Clean Tech and Climate Change Committee (July 15, 2009).
  • “Capacity and Undue Influence: Assessing, Challenging, and Defending,” CEB Action Guide.