Frixos Hatjantonas

Partner Tax
Kirkland & Ellis International LLP


Frixos Hatjantonas is a corporate tax partner in the London office of Kirkland & Ellis International LLP. Frixos advises on the UK and international tax aspects of a broad range of transactions, including M&A, debt finance, complex restructurings and private fund formation. Frixos is also experienced in advising on tax disputes and on obtaining bespoke insurance cover for tax liability risks.

Frixos is recognised by Chambers Global (2023) for Tax and Chambers UK (2022), where he is described as “easy to work with, methodical, thoughtful” and praised for the “depth of his expertise.“


Thought Leadership


Withholding Tax after Perrin and Ardmore, Tax Journal, June 2014

The Draft GAAR: “Double Reasonableness” Test, Tax Journal, August 2012


Speaker, IBC's "Preparing for the UK GAAR" conference (Jan 2013)


Admissions & Qualifications

  • 2004, Admitted to practice as a Solicitor of England and Wales


  • Greek


  • BPP Law School, LondonLPC2002
  • Cambridge UniversityB.A.(Hons.)2001