Sonya Manzor
Partner
Sonya is Head of William Fry Tax Advisors.
- [email protected]
- VCard
- Dublin - Head Office

Sonya 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 Inward Investment 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.
Ranking & Recommendations
2025 Legal 500 EMEA
"Sonya Manzor is a standout advisor and a leader in complex international tax planning matters." "Sonya Manzor is one of the leading tax advisors in Europe and is our go-to tax advisor in Ireland. She leads complex international tax advisory projects, along with sophisticated high value transactions and can always be trusted to deliver. She adds value on every project and has a depth and breadth of knowledge that is unmatched in the Irish market."

2025 Chambers Europe
"Sonya is one of the leading tax advisers in Europe, adding value to every project with a depth and breadth of knowledge that is unmatched in the market." "Sonya Manzor is excellent in terms of her technical knowledge and dedication to her clients." "She is super practical and a great communicator." "Sonya is a strong negotiator and her advice takes into account commercial issues."

Practice Areas
Announcement
24
Apr 2025
William Fry advises DCC plc on its proposed sale of its healthcare division to Hea...

Partner
Mark Talbot
Article and Insights
1
Oct 2024
Budget 2025 has been billed by the media as a pre-election budget as the Minister ...

Partner
Sonya Manzor
Announcement
11
Sep 2024
William Fry is delighted to announce that Sean Murray has joined as a Partner in W...

Partner
Sonya Manzor
Announcement
4
Dec 2023
William Fry is delighted to announce that Colin Bolger has joined as a Partner in ...

Partner
Colin Bolger
Article and Insights
10
Oct 2023
Budget 2024 has been billed by the media as a pre-election budget as the Minister ...

Partner
Sonya Manzor
Article and Insights
10
May 2023
A new tax credit for digital games development has come into effect on 16 November...

Partner
Sonya Manzor
Article and Insights
27
May 2022
In May 2022, Revenue published its annual report for 2021. The Report reviews how ...

Partner
Sonya Manzor
Article and Insights
31
Mar 2022
A new Code of Practice for Revenue Compliance Interventions was recently published...

Partner
Sonya Manzor
Article and Insights
8
Sep 2021
Summary of Irish and international tax measures in response to COVID-19 & future d...

Partner
Sonya Manzor