Jillian O'Sullivan Partner - Company Secretarial and Outsourcing Dublin, City Quay +353 1 6805 850


Jillian joined the firm in 1991 and became partner in 2007.

She has gained significant experience in restructuring large and medium sized groups, together with implementing tax planning and succession schemes.

Jillian has assisted companies establishing a presence in Ireland. She deals with all areas of corporate compliance and the provision of independent corporate compliance health-checks.

She lectures extensively and facilitates seminars on the role and responsibilities of directors in companies.

Sector experience

Jillian has in-depth knowledge of implementing and administering share option schemes and assists the firm’s tax department with the implementation of both domestic and foreign corporate structures.

Jillian is fully conversant with Irish, UK and Northern Irish legislation.

  • Fellow of the Institute of Chartered Secretaries and Administrators
  • Diploma in Commercial Law from the Law Society of Ireland
  • Diploma in Corporate Governance from the Law Society of Ireland