Ruadhán O'Riordan, Tax Manager

Tel: 014394232
Email: oriordanr@osk.ie

Ruadhán O’Riordan is a highly experienced Tax Manager who advises a wide range of clients on their tax affairs across multiple tax heads —from multinational corporations to high-net-worth individuals—on a wide range of tax matters. He has worked in both large international firms and in industry, bringing wealth of tax knowledge and experience to OSK.

At OSK, Ruadhán leads the Tax Department, ensuring clients remain fully compliant with their tax obligations while identifying opportunities for effective tax planning and savings. He provides strategic guidance across all major tax areas, including Income Tax, Corporation Tax, VAT, and Capital Acquisitions Tax, as well as Stamp Duty and RCT.

Ruadhán combines technical expertise with a practical, client-focused approach, helping businesses and individuals navigate complex tax challenges. His broad experience and proactive mindset make him a trusted advisor for both routine compliance and long-term tax strategy.