Mr Daniel S. Weber > Wenger Vieli Ltd > Zurich, Switzerland > Lawyer Profile

Wenger Vieli Ltd
Daniel S. Weber photo

Work Department

Banks & Financial Services Providers; White-Collar Crime; FinTech; Financial Market Infrastructure Law; Data Law.


Daniel S. Weber works mainly in the areas of banking and financial market law, white-collar crime, compliance and internal investigations.

He advises and represents Swiss and foreign banks, asset managers and investment funds on regulatory, supervisory and contractual matters and assists them in authorization procedures. 

Another focus of his practice is advising and representing clients in connection with internal and regulatory investigations by Swiss and foreign authorities as well as in complex compliance matters, including money laundering and corruption.

He advises and represents clients in (white-collar) criminal and regulatory enforcement proceedings as well as in international judicial and administrative assistance matters. He also supports his clients in crisis management in connection with investigations and proceedings.

Based on his prior experience as Deputy Head Investigations at a major Swiss bank and as a Secondee in the Enforcement division of the Swiss Financial Market Supervisory Authority (FINMA), Daniel S. Weber has in-depth knowledge of the financial services industry and broad experience in conducting large-scale internal investigations, including whistleblowing proceedings.

Daniel S. Weber is also a lecturer and author in his fields of expertise.



Since 2020, Lawyer at Wenger & Vieli Ltd.; Since 2020, Department Head and Prosecutor of Swiss Military Justice (Militia Activity); 2016-2020, Deputy Head of Investigations Switzerland at UBS; 2014-15,  Secondment at the Swiss Financial Market Supervisory Authority FINMA (Enforcement Division); 2011-2016, Lawyer at Homburger; 2009-2011, Research and teaching assistant at the University of St. Gallen; 2007-2008, Legal and judicical traineeships in Zurich and Zug.


German, English and French.


Swiss Bar Association (SAV); Zurich Bar Association (ZAV); Ethics & Compliance Switzerland (ECS).


2014, UC Berkeley School of Law (LL.M.);  2009, Admission to the Bar and as a Civil Law Notary of the Canton of Zug; 2007, University of St. Galen (MLaw).

Lawyer Rankings

Switzerland > Regulatory, compliance and investigations

(Rising stars)

Daniel Weber – Wenger Vieli Ltd

Switzerland > Fintech

Wenger Vieli Ltd has particular strength in regulatory matters and license procedures, and provides guidance to both start-ups and established market players. Blockchain, cryptocurrencies, and DLT are key areas of focus. The department is led by Martin Peyer and counsel Daniel S. Weber. Peyer, who made partner in 2022, covers digital assets, decentralised finance platforms, and regulatory advice, while Weber brings expertise in internal and regulatory investigations and white-collar crime. Blockchain specialist Martin Berweger is also key.