Figures show that most wealthy families are unable to sustain their assets beyond three generations. At Onyx & Cie SA, we work to prove the statistics wrong!

Onyx & Cie SA is an independent multi-family office with a presence in three continents (Europe, Asia and Oceania). The company is staffed by experts from a range of disciplines who excel in all areas of wealth management.

We supply legal services, set up inheritance planning structures, draw up consolidated financial statements, advise on property, offer family governance as well as wealth management services and more.

Onyx & Cie SA is entirely family owned. We know each of our clients personally and work continually to offer innovative solutions to protect their assets and grasp the best opportunities, adding value in the long term while keeping life simple day to day.

Our family is ideally placed to understand the needs of your family!

Brochure Onyx pdf
  • Great event last night at Hotel Cala Di Volpe

Onyx & Cie @ Cala Di Volpe’s gala dinner 2019

Cet été, stars (DiCaprio, Beyoncé) et familles fortunées se sont toutes données rendez-vous sur la Costa Smeralda en Sardaigne. Rarement, on avait vu autant de superyachts ancrés dans la baie du Cala di Volpe.  La

August 13th, 2019|


Onyx et Cie SA
7 rue des Alpes, 1201 Geneva, Switzerland

Tel. +41 22 906 85 03
Fax : +41 22 906 85 01
Email :
Skype : onyx-cie