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Wenger & Vieli

Work +41 58 958 58 58
Zug, Zurich

Bignia Vieli

Work +41 58 958 58 58
Wenger & Vieli

Work Department

Banking Law; Corporate & Commercial Law; Inheritance Law & Estate Planning; Litigation & Arbitration.


Bignia Vieli's practice is focused on banking and stock exchange law as well as commercial and corporate law. She is co-head of the Financial Services practice group at Wenger & Vieli Ltd.Her activities include the establishment and regulatory licensing of Swiss banks, securities dealers and Swiss subsidiaries, branches and representative offices of foreign banks and securities dealers. She advises financial services providers on regulatory matters (including compliance matters) and private clients on all aspects of estate and succession planning. Furthermore, she gives advice to Swiss and international clients in the financial services area with respect to banking law agreements or in connection with supervisory law and civil law proceedings before authorities and courts. Bignia Vieli also advises in commercial and corporate law, including litigation in this area, and advises private clients on all aspects of estate planning and inheritance law.


Since 1995, Partner at Wenger & Vieli; 1993-95, Lawyer at Wenger & Vieli; 1991-93, Lawyer at CMS von Erlach Henrici Ltd., Zurich; 1990-91, Lawyer at Gibson, Dunn & Crutcher, New York; 1988-89, Lawyer at CMS von Erlach Henrici Ltd., Zurich; 1986-87, Junior Lawyer at Homburger, Zurich; 1985, Junior Lawyer at Gide, Loyrette & Nouel, Paris.


German, English and French.


Swiss Bar Association (SAV); Zurich Bar Association (ZAV).


1990, New York University School of Law (LL.M.); 1988, Admission to the Bar; 1984, University of Zurich (lic. iur.).

Switzerland: Banking and finance


Within: Zurich

Wenger & Vieli focuses on drafting legal opinions on regulatory topics, such as the Financial Market Infrastructure Act, and product issuances. Other areas of expertise are fintech, syndicated loans, lending structures and claims prevention. The team assisted block-chain company Lykke with the establishment of an organised trading facility. The client base also includes Interhoerbiger Finance, Falcon Bank and SIX Group. Bignia Vieli, Martin Hess and Andreas Hünerwadel are the key partners.

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Legal Developments by:
Wenger & Vieli

  • Swiss Capital Contribution Principle

    As per 1 January 2011 a new regulation in the Swiss tax law concerning the tax treatment of the repayment of capital contributions enters into force. According to the new rules the repayment of capital contributions is exempt from Swiss income tax (if the shares are owned as private means) and Swiss withholding tax.
    - Wenger & Vieli

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