Shearman & Sterling LLP multinational law firm headquartered in New York City, United States.

Margaret Ryan is a senior associate in International Arbitration practice. She represents and advises companies and States in international arbitrations conducted under the auspices of a variety of rules, including the ICC, LCIA, CRCICA, ICSID, SCC and UNCITRAL Rules. Her practice focuses particularly on international investment and energy disputes and matters involving clients and interests in Africa and Europe.