Paul O’Mahony trained at the Motley Theatre Design Course, London, after graduating from Dun Laoghaire IADT, in Fine Art and Production Design, respectively.
Paul has worked extensively with the Abbey Theatre and with the Gate Theatre, Hatch Theatre Company, Landmark Productions, Rough Magic Theatre Company, The Ark, Theatre Lovett, Siren Productions, Calipo Theatre Company, Peer to Peer Theatre Company, Prime Cut Productions, b*spoke theatre company, Bedrock Productions, CoisCéim Dance Theatre and Upstate Theatre Project.
- Nomination Irish Times Theatre Award for Best Set Design 2011 for "Pygmalion" (Abbey Theatre)
- Nomination Dublin Fringe Festival Award for Best Overall Design 2010 for "Medea" (Siren Productions)
- Nomination Irish Times Theatre Award for Best Set Design 2008 for "Don Carlos" (Rough Magic Theatre Company)
- Nomination Jane Snow Award 2005 for "showing courage in artistic endeavour" on "Urban Ghost; Pale Angel and Self-Accusation" (Bedrock Productions)