Kitty Swanson is counsel in the Tax practice of the London office. She joined Mayer Brown as a trainee in 2011 and spent six months on secondment to Aon UK Limited during her training contract.

Kitty has advised on the tax aspects of a wide range of domestic and cross-border matters and transactions, including mergers and acquisitions, fund structuring, domestic and international reorganisations, real estate transactions, employment-related matters, banking and structured finance, and insurance matters.

Kitty is an International Tax Affiliate of the Chartered Institute of Taxation.

Spoken Languages

  • English
  • French
  • Italian


  • Advised Patrick Drahi’s BidFair on acquisition of Sotheby’s.


Chartered Institute of Taxation, Advanced Diploma in International Taxation (with distinction)

Nottingham Law School , LLB

Kaplan Law School, Graduate Diploma in Law

Kaplan Law School, LPC

University of Cambridge, MA (Modern & Medieval Languages - French & Italian)


  • England and Wales


  • International Tax Affiliate, Chartered Institute of Taxation.
  • Member, Share Plan Lawyers.
  • Listed as a 'key lawyer' for Corporate Tax and Employee Share Schemes - Legal 500 2020.
  • Kitty was awarded the Chartered Institute of Taxation’s “Raymond Kelly Medal” for achieving the highest mark in Paper 2, Advanced International Taxation (Jurisdiction): United Kingdom option of the June 2015 Advanced Diploma in International Tax examinations.