Duey began working when he was in high school by saving and investing in property. After graduating from Cedarburg High School, he earned a Bachelor and Master's degrees from the University of Wisconsin-Madison, and started a real estate management and development business.

Duey's personal life and public service is deeply rooted in his faith and commitment to his community. Together, Duey and his wife, Laura, have eight children and are active members of First Immanuel Church in Cedarburg. Duey first served in public office as a member of the Cedarburg school board then a member in the State Assembly. He has represented the 20th Senate District since April of 2015.

A sports fan and high school athlete, Duey volunteers his time for the First Immanuel Lutheran Church and School as a basketball coach, and has coached recreational youth football and baseball, as well. He has dedicated countless hours of time and resources to help Cedarburg-area kids to be the best they can be; he is a past President and current member of the Greater Cedarburg Foundation, a Member-Concordia University President's Council, and a 4H Project Leader.

Duey is an outdoor enthusiast who enjoys hunting, fishing, snowmobiling, and - when he has free time - working on his vintage cars. Duey lives with his family near Cedarburg.