Cathal Leigh-Doyle


An international dispute resolution lawyer with a broad range of contentious experience especially within the energy and natural resources sectors. Cathal advises a range of industry leaders on disputes in the English courts and international arbitration. Cathal also frequently assists clients on non-contentious matters in relation to negotiating and drafting contractual documentation on high value, international and complicated projects.

With a strong international perspective, Cathal acts for clients in disputes before the English courts as well as in international arbitrations.

Cathal assists large corporate clients across a broad range of contentious situations, in both a representative and advisory capacity, from internal investigations through to formal court or arbitral proceedings. He also frequently carries out negotiations and mediations for his clients.

Cathal is also routinely instructed on non-contentious projects where he is engaged by clients to assist in negotiating and drafting contracts, especially relating to decarbonisation, renewable energy, construction and maritime projects.

Cathal has worked with clients from a variety of sectors including renewable energy (wind, hydrogen and solar), tech, marine, O&G, financial services and retail sectors. While qualified and practicing in England and Wales, Cathal is triple jurisdiction qualified being also qualified to practise law in New York and Ireland. Cathal frequently speaks on legal issues at events and is also a guest law lecturer at Swansea University on its Oil, Gas and Renewable Energy LLM.