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Cian O’Sullivan
BBLS MAcc ACA AITI Chartered Tax Adviser (CTA)

Cian is a member of Chartered Accountants Ireland and of the Irish Taxation Institute. Cian joined Purcell McQuillan in 2018 having been part of the tax team at PwC for seven years. His focus during this time was on assisting a wide range of Irish indigenous companies with corporate tax planning and compliance. He also has considerable expertise advising business owners with their personal tax planning and compliance needs.

Cian has recently advised on:

• tax planning regarding the sale of a leading Irish family company.
• a domestic Irish company expanding operations overseas.
• Revenue investigations regarding a claim for IP capital allowances.
• various corporate group restructurings.

Prior to his career in tax, Cian attended Blackrock College and later studied in the University College Dublin, where he obtained a BBLS (Hons) in Business and Law and a Master’s Degree (MAcc) in Accounting from the UCD Michael Smurfit Business School.

Away from the office, Cian has represented the Dublin Senior Footballers since 2009 and won 6 All-Ireland titles and three All-Stars. He plays his club football with Kilmacud Crokes and is captain of the senior football team.  

Phone: +35316682700