John Sasopoulos | White & Case LLP International Law Firm, Global Law Practice

John Sasopoulos

Associate, New York

T +1 212 819 8200



Mr. Sasopoulos is engaged in a US and international tax practice focusing on alternative investment funds, corporate mergers/acquisitions, financial products, and cross-border financings.

On the cross-border side, Mr. Sasopoulos provides advice with respect to US inbound and outbound tax issues, including application of U.S. anti-deferral regimes (CFC, PFIC), US withholding tax regimes (FATCA, NRA withholding), cross border reorganizations, and treaty platform structures, and he is regularly involved with the structuring and negotiation of asset and stock acquisitions for clients.

Mr. Sasopoulos also advises US and non-US private investors, institutional investors, governmental investors, pension trusts and other tax-exempt organizations in structuring their investments in private investment funds, including venture capital, buyout, real estate and hedge funds, on areas such as fund formation, deal structuring and exit planning in order to achieve tax efficiencies from a US and non-US tax perspective. Mr. Sasopoulos has experience advising with respect to the drafting and implementation of operational US tax policies for financial and non-financial entities, and has worked on EU tax law issues affecting the investments and operations of US investors in the European Union.

Prior to joining White & Case, Mr. Sasopoulos worked as a tax associate with a large international accounting firm in New York city, and prior to that in a tax law firm in Athens, Greece.

Bars and Courts

  • New York State Bar
  • Athens Bar


  • LLM, Taxation , New York University School of Law
  • Professional Fellow, New York University Leonard N. Stern School of Business
  • LLM, EU Law and Conflicts of Laws, University of Athens, Law School
  • JD (equivalent), University of Athens, Law School


  • English
  • French
  • Greek
  • Italian