The 33rd Global Family Office Investment Summit (GFOIS) is the Miami edition of the Ritossa Global Family Office Investment Summit series, held 15–16 October 2026 at the Trump International Beach Resort in Sunny Isles Beach, Florida. The organiser lists the format as invitation-only for family-office principals, private investors, entrepreneurs and institutional capital, with a programme the published materials describe across emerging opportunities, global capital flows, private-wealth financing of technology and AI infrastructure, private equity and venture capital, real estate, healthcare and longevity, next-generation wealth transfer and co-investments. Mary Millben is announced as the opening performer and Anthony Ritossa is the series founder and host. SCOPE, STATED HONESTLY: this node asserts no delegate list, no attendance figure, no capital number and no deal. The venue pin is the public record for the Trump International Beach Resort. Public OSINT only; no invented attendees, net-worth or deals.