Benjamin K. Leisinger

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Practice Areas

Partner in Homburger's Financial Market Regulation, Financing and Investment Products as well as Capital Markets teams. Main areas of work are banking regulation, offerings of financial instruments, including ETPs, regulatory capital and other loss-absorbing instruments as well as equity and equity-linked securities, and financial market regulation including on the provision of financial services.


Qualified in 2008. Joined Homburger in 2006, Partner since 2018.

Professional Memberships

Zurich and Swiss Bar Associations, International Bar Association (officer in the Securities Law Committee).


Numerous publications on financial markets regulation and securities law. Author in Commentaries on the Swiss Federal Intermediated Securities Act (protection of the bona fide purchaser and priorities, 2013), on the Swiss Code of Obligations (bonds, 2014), the United Nations Convention on Contracts for the International Sale of Goods (fundamental breach, avoidance by the buyer, avoidance by the seller, 2014), the Swiss Financial Market Infrastructure Act (2017) and the Swiss Financial Services Act (2021).


Born 1980 (Kenia, Nairobi); German. Graduated as lic. iur. in 2003 (magna cum laude) and as Dr. iur. in 2006 (summa cum laude) from the University of Basel and received a Masters Degree (LL.M.) from the University of Chicago in 2012.