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Who's Who Legal
Who's Who Legal

National Leader

Switzerland - M&A 2021

Professional Biography

WWL Ranking: Recommended

WWL says

Jean Jacques Ah Choon "produces fantastic work" when working on high-value deals, and is regarded as "the best Swiss law practitioner" by sources.


Jean Jacques Ah Choon is a Partner and Head of Schellenberg Wittmer’s M&A group in Geneva. With over 19 years of experience in Corporate law and M&A, Jean Jacques assists international and national clients in a vast array of fields, with a particular focus on the banking & finance, life sciences, technology, energy, healthcare and education industries. He advises clients ranging from start-ups, venture capitalists, small and mid-sized to multinational companies, together with private individuals, in the setting-up, financing, merger & spin-off, sale and acquisition of partnerships, joint-ventures and legal entities both in Switzerland and in cross-border transactions. He also advises clients on financing issues.

Jean Jacques' recent expertise in Corporate/M&A includes: advising REYL in its long-term strategic partnership with the private banking division of the Intesa Sanpaolo Group (Fideuram ISP PB)through the acquisition of a 69% stake in the capital of REYL; advising Alpian SA in connection with the preparation of the banking license application; and advising a financial services entity in the sale of a significant minority shares in a related holding company to a venture capital firm and the purchase of minority shares.

Jean Jacques regularly speaks and authors in his areas of expertise He is a member of various professional organizations such as the International Bar Association, CEDIDAC, etc. Jean Jacques was admitted to the Bar in Switzerland in 1999. He has been a partner at the firm since 2007.

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