Oisin O’Shaughnessy

Senior Manager, Dublin

Oisin Shaughnessy

Oisin is a Senior Manager in the audit and accounts department of the Saffery Dublin office.

Oisin joined Saffery in 2023 and has over 10 years of professional experience working in public practice environment as an auditor. He is an Associate of the Chartered Accountants of Ireland (ACA) and holds a Bachelor of Commerce degree from University College Dublin (UCD).

Oisin has significant experience auditing large and small/medium sized Irish and UK corporates across a wide range of industries, including film and TV, technology, retail, central bank authorised investment firms and the charity sector.

Key Experience

  • Experienced with auditing and accounting for clients under FRS 102 and IFRS, for Irish and UK companies, subsidiaries of multinational groups and Irish holding companies with foreign subsidiaries abroad,
  • Extensive experience with consolidations and group audits in multiple jurisdictions,
  • Experienced in FRS 102, IFRS and US GAAP,
  • Helping clients with day-to-day accounting and tax compliance matters and providing the day-to-day support they require,
  • Working with clients’ accountants and bookkeepers to improve management information, and
  • Assisting clients with corporate reporting, audit and statutory compliance.


Oisin enjoys watching most sports and playing golf, football and cycling. He also plays piano in his spare time and enjoys attending gigs and watching movies.