She has also served as a chapter 7 bankruptcy trustee for the District of Massachusetts for 18 years. Riley is a fellow of the American College of Bankruptcy. As a member of the executive board of the National Association of Bankruptcy Trustees, she chairs its amicus committee and serves as the NABT liaison to the National Conference of Bankruptcy Judges. Riley was the counsel of record for the amicus brief filed on behalf of the National Association of Bankruptcy Trustees in Law v. Siegel.