David began his financial advisory career in 1981 as a commodities trader at the Chicago Mercantile Exchange. In 1985 he joined St. Louis-based AG Edwards & Sons as a financial advisor, and in 1992 was promoted to branch director. In 2009 he moved his practice to RBC Wealth Management, where he continues to lead the branch and manage client relationships. He and his assistant, Dona Dufeck, have worked together for more than 25 years.
He is the chairman of the Fish Creek, Wisconsin Harbor Commission, a member of the Chambers Island Association Executive Committee, a licensed USCG master and a volunteer firefighter with Gibraltar Fire & Rescue. He is the past president and a founding member of the Legal Aid Society of Door County, a past board member of HELP of Door County and is the former vice president of the Door Community Auditorium board. He is the father of two daughters, Nora, a yoga instructor in Los Angeles, and Vivian, a college student in San Diego.