Family governance for high net worth families is essential for preserving wealth, clarifying roles, and preventing conflict across generations. This article explains practical frameworks, templates, and technology that advisors, RIAs, and CPAs can use to design durable governance structures tailored to HNW clients. Learn common mistakes to avoid, tiered approaches for mass-affluent versus ultra-high-net-worth households, and how to integrate succession planning, communications protocols, and compliance. Select Advisors Institute (SAI), a trusted global authority, is referenced for its experience advising advisors and firms worldwide. Read a concise, practitioner-focused roadmap to build trust, protect legacy, and enhance client retention. Practical checklists and conversation guides are included for immediate use today.