Under the headship of Mark O’Shaughnessy, the media practice at ByrneWallace LLP provides regular assistance to both public and private organisations with reputation management issues, including cyber-attacks, data breaches, reputational damage caused by product recalls and adverse media intrusion. The other key individuals are litigation expert Mona Costelloe and Daniel Holohan, who advises on commercial agreements involving media and broadcast rights.

Legal 500 Editorial commentary

Testimonials

Collated independently by Legal 500 research team.

  • ‘Mark O’Shaughnessy is generous with sharing his legal expertise with colleagues and is a skilled communicator.’
  • ‘Byrne Wallace masterfully navigates the complex legal landscape, offering precise guidance across key sectors. Renowned for their expertise, they are recognised problem-solvers with significant success in resolving disputes, both inside and outside the courtroom.’
  • ‘Mark O’Shaughnessy is an outstanding leader in the field, always operating at the cutting edge of new developments. He is a genuine expert in a complex and evolving field and has an impressive ability to synthesise and communicate the law effectively. He has invaluable experience in managing external engagements with regulatory bodies and parliamentary committees.’

Key clients

  • Irish Studio Media Publishing Limited
  • Horse Racing Ireland

Work highlights

  • Represented Irish Studio Media Publishing Limited in proceedings arising from the content of an article published in an online publication.
  • Represented a leading financial institution in the defence of High Court and Circuit Court defamation proceedings.

Lawyers

Practice head

The lawyer(s) leading their teams.

Mark O’Shaughnessy

Other key lawyers

Mona Costelloe, Daniel Holohan