Brandon Jae Sievert passed away on Thursday, September 8, 2022, at age 39. He was a beloved husband, father, son, brother, uncle and friend to many, who could light up any room with his contagious smile, infectious laughter and dry sense of humor. He loved spending time playing cards or outdoors camping with family. Brandon’s absolute favorite thing to do in the world was spending time with his son Sean. Brandon was a proud dad and loved to brag about how smart Sean is and the awesome adventures they went on together. There is nothing in this world Brandon loved more than his little boy.

Brandon was a Mukwonago High School graduate (‘01) following graduation Brandon joined the United States Army Reserve and proudly served in Afghanistan. After bravely serving his country, Brandon graduated from the University of Wisconsin- Madison (‘12) with a degree in Chemical Engineering. 

He is survived by his wife, Ashley and his son, Sean. Brandon is also survived by his parents, Burton and Dorothy; siblings Jill (Ryan) Moon, Barry (Maria) Sievert, Jacque (Trevor) Jacobs, and Joylin (Ryan) Williams. Brandon is the loving uncle to Justin, Tyler, Jared, Sara, Tanner, Parker, Madelyn, Cambren, Kelsey, Lauryn, Kylie, Karleigh, Ari and Maelin. Brandon was loved by countless uncles; aunts; cousins; relatives; and friends. He is welcomed into heaven by his brother Brett and other family members. 

Visitation will be held at Schmidt & Bartelt Funeral Home, 930 Main Street, Mukwonago, WI 53149 from 1-2pm on Saturday, September 17, 2022. Memorial Services will be held immediately following visitation. 

In lieu of flowers an account has been established in Brandon’s honor for his son Sean. Checks made out to Sean Sievert can be deposited at Johnson Bank. Monetary gifts can also be sent via Venmo @Seansievert