Michael Sullivan, Sr., serves as “Of Counsel” at Gray Plant Mooty. He was president and CEO of International Dairy Queen, Inc. from 1987-2001 and chairman of the board from 2001-2003.
Prior to joining International Dairy Queen, Inc., Michael practiced law for 25 years with Gray Plant Mooty, and was a managing officer of the firm from 1977-1987.
Michael was an instructor in legal writing at the University of Minnesota Law School from 1962-1967 and held the Opus Distinguished Chair in Family Business at the University of St. Thomas, College of Business 2005-2007.
From 1956-1959 he served as a Naval officer in the Pacific. Michael is married to Marilyn Emmer Sullivan and they have six children.
Gray Plant Mooty is recognized as one of the leading corporate law firms in Minnesota and one of the top franchise firms in the world. Our roots go back to 1866. Today, we are a 180-plus attorney, full-service firm with offices in Minneapolis and St. Cloud, Minnesota; Washington, D.C.; and Fargo, North Dakota.