Ronan O'Brien


Ronan joined O’Brien Harnett & Associates in 1999 as a trainee accountant having previously worked in industry. He qualified as an MIATI in 2000, as a CPA in 2004, and a QFA in 2009.

After he qualified as a CPA he joined Ernst and Young working in there Technology & Security Risk Services department before re-joining O’Brien Harnett in 2005 as an Audit Manager.

Ronan is principally involved in Audit & Assurance within the firm and has extensive experience in the charity and not for profit sector. He is responsible for the provision of the firms IT Consultancy and has an in depth knowledge of most of the commercially available Accounting systems targeting the SME sector.

In his spare time Ronan enjoys cycling and going to the gym and has recently taken up Golf.