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Duncan Ellis

US Property Practice Leader


Duncan is a managing director resident in the New York office and is the leader of Marsh’s US Property Practice. As US Practice leader, Duncan oversees approximately 330 brokers handling in excess of 3,500 clients and $3 billion in premium. Duncan is also directly involved in many of the country’s larger global risk management clients as well as many of the smaller middle market accounts. Duncan' responsibilities include the program design, marketing, and servicing of new and existing global, international and domestic property programs.


Duncan began his career in insurance as a property and casualty underwriter for The Chubb Group of Insurance Companies in New York City. Duncan joined Marsh in June 1992, leaving his position as department underwriting manager of Chubb's Midtown International Department in New York City joining Marsh’s Multinational Resources Department (MRD). This group evolved into the Property and International Practice (PIP) where he spent nine years. Duncan moved to the Property Placement operation in June 2001 for a four year period. In 2005, Duncan had management responsibility for the Northeast zone of the newly formed US Property Practice. At the beginning of 2009, Duncan was put in charge of the entire Property Practice in the United States.


  • BS, St. Lawrence University, Canton, NY
  • MBA in corporate finance and international business, NYU’s Stern School of Business


  • Member of The John’s Street Club since 1994