James O.

James O. is an experienced tax professional currently serving as an R&D Tax Advisor at EY since January 2025. Prior to this role, James O. worked as a Tax Assistant at GrantTree from April 2023 to September 2024 and as a Tax Consultant at Frontier Tax Services from December 2021 to August 2022. James O. began a career in tax at BDO UK LLP, where responsibilities included roles as both a Tax Associate and Junior Tax Associate between September 2019 and July 2021. James O. earned a BSc in Accounting from Swansea University, where studies took place from September 2015 to July 2019.