Ariel Ben Hattar Partner
Attorney at Law

Ariel Ben Hattar
Partner
Attorney at Law
+41 58 450 70 00
ariel.benhattar@lenzstaehelin.com 		Geneva
Route de Chêne 30
CH-1211 Geneva
www.lenzstaehelin.com

  • Expertise

    Ariel Ben Hattar is a partner at our Geneva office, where he is a member of the Capital Markets and FinTech groups. He regularly advises listed companies, investors and market infrastructure operators on transactional and regulatory matters, including capital market transactions, market conduct and disclosure requirements. His expertise extends to innovation in financial technology and the use of distributed ledger technology in financial markets. 

    Ariel is also the secretary of the Executive Committee of the Capital Markets and Technology Association (CMTA) that develops standards for the use of new technologies in this sector.

  • Practices

    Asset Management Banking and Finance Capital Markets Corporate and M&A

  • Professional Experience and Education

    and Education

    2023Partner at Lenz & Staehelin
    2021General Counsel at Recipharm AB (seconded)
    2016Associate at Lenz & Staehelin
    2013Legal officer at Swissquote Bank
    2022University of Oxford (Postgraduate Diploma in Financial Strategy)
    2016Admission to Vaud bar
    2013University of Lausanne (MLaw)
    2011University of Lausanne (BLaw)

  • Specialist Areas

    Capital Markets, FinTech, Public Takeovers, Securities Regulation, Corporate and M&A

  • Languages

    French, English

  • SELECTED PUBLICATIONS

    • Menoud V., Ben Hattar A., The Swiss bankers association's portfolio management guidelines and digital assets, in: CapLaw-2025-05
    • Iffland J., Ben Hattar A., Commentaire des articles 17 et 18 de la Loi sur les services financiers, in: Richa/Fischer, Commentaire romand de la Loi sur les services financiers, 2022
    • Iffland J., Ben Hattar A., Central Securities Depositaries in the Age of Tokenized Securities, in: CapLaw, Swiss Capital Markets Law, Regulatory, April 2020, 22-27
    • Ben Hattar A., Can publicly available data become insider information?, in: CapLaw, Swiss Capital Market Law, Securities, May 2019, 9-17
    • Iffland J., Ben Hattar A., Equity Capital Markets - Switzerland, in: Lexology Navigator, July 2017
    • Meylan D., Ben Hattar A., Le concept de dérivé dans la LIMF - Les contours flous d'une notion au coeur de la réglementation financière, in: GesKR (Gesellschafts- und Kapitalmarktrecht) 2/2018, 205-215
    • Iffland J., Ben Hattar A., Activists - The investors Switzerland loves to hate, in: The Lawyer, Briefings, April 2018
    • Iffland J., Ben Hattar A., Cross-Border Listings of Swiss Companies, in: Best Lawyers, Fall Global Business Edition 2017, 1 September 2017
    • Iffland J., Ben Hattar A., Les Systèmes organisés de négociation, in: GesKR 4/2016, p. 458-469
    • Ben Hattar A., Métille ., Data Protection in the Financial Sector - Switzerland, in: Dataguidance, 2016

  • Contact Details

    Geneva ariel.benhattar@lenzstaehelin.com
    V-Card Full CV

  • Assistant

    Anna-Théodora David anna.david@lenzstaehelin.com

Publications

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