Cian O'Sullivan

Cian is a Partner in the Private Client Tax Services team at BDO Ireland. He also co-leads the BDO Sports Advisory Unit.
 

Services & Specialism

Cian has many years of experience advising individuals, families and professionals on their tax and financial needs. He has extensive expertise in transaction tax planning, intergenerational wealth tax matters, cross-jurisdictional relocations and advising on the unique tax challenges faced by professionals and business owners.

As a partner of the BDO Sports Advisory Unit, he combines his financial expertise with his elite sporting knowledge to advise sportspeople, clubs and National Governing Bodies on all aspects of their taxation, financial and commercial affairs. The team also advises an increasing number of high-net-worth entertainers/musicians on Irish and global tax matters.

Cian is a Chartered Accountant (ACA) and Chartered Tax Advisor (CTA). He has presented on a wide range of private client tax topics to professional firms and associations in recent years and co-chairs BDO’s Global Private Client Sports Committee.