Onyx et Cie Overview

General Information

Onyx et Cie is a multi-family office headquartered in Geneva. The firm provides tailored wealth management, investment advisory, and succession planning services to families and entrepreneurs. With a focus on long-term capital preservation and growth, Onyx et Cie works closely with clients to address complex cross-border needs—offers integrated solutions across asset classes, estate structuring, and philanthropic initiatives to support multigenerational wealth objectives.