Sonya Manzor


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Sonya is Head of 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.

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.

Sources laud Sonya as "very clear-headed and smart." Chambers Europe 2021


One source states "the William Fry tax team is uniquely qualified in advising with respect to Irish tax issues in the cross-border context, both inbound and outbound. The team has broad experience across a number of sectors. Their client service and responsiveness is impressive". Another says "Sonya Manzor leads a very strong team at William Fry... Sonya and her team provide superb client service to us." Legal 500 EMEA 2021 

According to clients, Manzor is "technically very good, commercial in her approach and gives excellent client support." Chambers Europe 2020

"I really admire the way that Manzor is able to review advice and drill into the key technical points and make very sensible, constructive comments on the tax issues," enthuses one highly impressed interviewee. Chambers Europe 2019

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’.

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





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