Matheson is an Irish law firm with offices in Dublin, London, New York, and Palo Alto. It focuses on serving the legal needs of international companies doing business in and through Ireland, and counts over half of Fortune 100 companies among its clients. Matheson's commercial litigation and dispute resolution department is the largest in Ireland and represents both domestic and international clients in several high-profile cases in the Irish Commercial Court. The department provides specialist advice in areas such as banking, regulatory, energy, and insolvency matters.