Dave Grennan, a native of Omaha, Nebraska, earned his Bachelor's Degree from the University of Notre Dame's business school in May 2005. Dave returned to Omaha and received his juris doctorate from the Creighton University School of Law in May 2009. While a student at the Creighton University School of Law, Dave was a member of the Moot Court Board, a member of the Client Counseling and Negotiations Board, a member of the Phi Delta Phi legal fraternity, and a CALI Award recipient. Dave is a member of the South Dakota Bar, admitted in 2009. Following graduation from law school, Dave worked in private practice for a law firm in Sioux Falls for approximately three years before joining May & Johnson, P.C. in July 2012. Dave's primary practice is civil ligitaion, with a focus on insurance defense.