(lisez la version française de l’article ici) For ultra-high-net-worth (“UHNW”) individuals and family offices, disputes rarely respect national borders. A family’s wealth may be held through trusts, investment vehicles, operating companies, banks and custodians located in several jurisdictions. When a dispute arises—whether involving divorce, succession, shareholder rights or fraud—critical evidence may sit in the United States even though the underlying proceeding is elsewh