Mark J. Sack

Experience

Mark Sack offers a rare blend of legal expertise, educational insight, and international perspective. With a legal practice spanning estate planning, trust arrangements, contract law, and education-related advocacy, Mark helps individuals and organizations find targeted, strategic solutions to nuanced challenges.

He counsels clients on wealth transfer and succession planning, drafts and reviews agreements in both English and Hebrew, and provides guidance in disputes involving educational institutions and IDEA-related issues. His 30 years as a high school educator inform his compassionate, clear, and results-driven approach — especially in emotionally complex or bureaucratic matters.

Mark advises on:

• Estate planning – wills, powers of attorney, and complex trusts
• Contract drafting and review – bilingual agreements
• School-related disputes – IDEA issues, administrative conflicts
• Conflict resolution and strategic negotiation

His background in both law and education positions him as a trusted advocate, particularly in matters involving students, families, or institutional systems.

Professional and Civic Engagement

• Member, LawPact®
• Member, Cleveland Israel Bonds Leadership Cabinet
• Member, Cleveland Jewish Federation Overseas Connections Committee
• Member, Cleveland AIPAC Council
• Former President and Board Member, American Friends of Magen David Adom, Northeastern Ohio Chapter

Mark’s commitment to service spans legal advocacy, education, and international outreach. He brings value-driven leadership to every role he takes on.

Mark’s story includes playing nine seasons of professional basketball in Israel, representing both Israel and the United States in international competition, and serving in the Israel Defense Forces. His diverse background fuels his adaptability and depth as both a practitioner and human being.