Sonya Manzor


+353 1 639 5212 vCard Linkedin

Sonya is a Partner in William Fry Tax Advisors. She advises both domestic and multi-national corporations across a range of sectors on Irish tax matters including corporate tax, VAT and stamp duty. She is a key member of the firm’s FDI group.

Her extensive experience includes advising on inward investment, IP and international tax structuring, reorganisations, real estate transactions and mergers and acquisitions.

Recent significant transactions include advising:

  • Forest Laboratories Inc on its merger with Actavis plc;
  • King Digital Entertainment on its restructuring to domicile to Ireland and IPO on the New York Stock Exchange;
  • UPMC in relation to its acquisition and sale of a majority stake in the Beacon Hospital.

She is a frequent speaker in tax topics and has written on tax matters for several publications. She is the co-author of the Irish chapter on the European Lawyer Reference publication “Tax Litigation – Jurisdictional Comparisons”

Sonya is a member of the Law Society of Ireland and the Irish Tax Institute. She is a member of the Law Society Taxation Committee.

Clients describe Sonya as "a very talented individual and creative thinker."  Chambers Europe 2018

The "outstanding" Sonya Manzor is a key name in the corporate tax space. Legal 500 EMEA 2018

Sonya Manzor is recognised in Best Lawyers 2019 under 'The Best Lawyers in Ireland' for work in Tax Law.

Legal 500 EMEA 2017 state that Sonya ‘devises well-thought-out tax strategies’.

Chambers Global, 2016 describe Sonya as the firm's most prominent corporate tax lawyer, recognised for her "tremendous knowledge and experience. She understands direct and indirect tax in Ireland, the EU and the US. She is instrumental in coming up with creative ideas to get around the problems we face." 

In Chambers Global 2015 clients state “she is decisive and proficient, and knows about corporate issues. She won’t back down, but nor will she pick a fight for the sake of it”. According to Legal 500 2015, Sonya “provides creative solutions”.

Chambers Global 2014 reports that “Sonya has a very broad depth of knowledge and experience – she is exceptional on corporate transactions”. 

Sonya was awarded Lawyer Monthly Women in Law 2014 award in recognition of her work in the tax sector.  

She is also ranked as a leading lawyer in other international legal directories such as European Legal Experts and PLC Which Lawyer.


Sonya Manzor copy

Leading Individual


Best LawyersWhos Who Legal

Related Practice Areas