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Vontobel

Speaker at the Wealth Office Conference 2026

Speaking in Zurich

Andri Bösch

Head External Asset Managers (EAM)
 
Andri Bösch joined Bank Vontobel AG in 2023, is based in Zurich and oversees the External Asset Managers Business globally within the Private Clients Unit.
 
Prio to joining Bank Vontobel AG, Andri spent more than 18 years at UBS AG holding various positions in UBS’ Global Financial Intermediaries (GFIM) business, his latest role having been that of Co-Head APAC GFIM in Hong Kong.
 
Andri holds a Master of Sports Science and a Bachelor in Business Administration from the Swiss Federal Institute of Technology (ETH) in Zurich and is a Certified Wealth Management Advisor (CWMA).
 
He’s Vice Chairman of the Board of Directors of Vontobel Securities Ltd., a SEC registered Broker Dealer.
 
 
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Speaking in Geneva

Lionel Iso

Senior Relationship Manager EAM - Executive Director
 
Lionel Iso is a seasoned banking professional with more than 20 years of experience in private banking and external asset manager (EAM) relationships. He currently serves as Senior Relationship Manager EAM and Executive Director at Vontobel in Geneva. Prior to joining Vontobel, he held various senior roles at Credit Suisse and Banque Cantonale de Genève across Geneva, Zurich, and Singapore. His expertise includes relationship management, EAM acquisition, and wealth management solutions for professional clients.
 
 
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Speaking in Geneva

Marc Venti

Head of the External Asset Managers  - Executive Director
 
Marc Venti is a senior banking professional with more than 30 years of experience in private banking, wealth management, and external asset manager relations. He held the position of Director and Head of the External Asset Managers division at Banque Privée Ed. de Rothschild in Geneva, where he managed a team of 14 professionals and oversaw relationships with around 100 external asset managers. Throughout his career, he also held senior roles at SBS and UBS in Geneva and Zurich, with expertise spanning client advisory, credit management, team leadership, and wealth management for private and commercial clients. 
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About Vontobel

Vontobel is an internationally active investment firm with Swiss roots, specialising in investment and advisory solutions for private and institutional clients. With its exclusive focus on the buy-side business, Vontobel thinks and acts purely from the client’s perspective – as investors for investors.