John is a Partner in our Dispute Resolution team. He specialises in domestic and multi-jurisdictional contractual, tortious, professional negligence and shareholder disputes.
John frequently acts for financial institutions in complex commercial disputes and he has also acted for both claimants and respondents in domestic and international commercial mediations.
John also has extensive experience in advising clients involving funds litigation. Most notably, John represented SPV OSUS in respect of losses suffered by Optimal Strategies U.S. Equity Limited following the collapse of the Madoff Ponzi scheme with an overall claim value of €3bn.
"John O’Leary is very capable, intelligent and professional".