Born in Portage, Wisconsin, Brancel graduated from the University of Wisconsin–Platteville. Brancel served on the town board and board of education. Brancel managed a dairy operation for 22 years and now runs a 290-acre family farm with his wife, son, and daughter-in-law. From 1987 until 1997, he served in the Wisconsin State Assembly representing District 42, and served as Speaker of the House.[2] In 1997, Brancel resigned from the Wisconsin Assembly to serve as Wisconsin Secretary of Agriculture, Trade, and Consumer Protection in Governor Tommy Thompson's administration. He served in that capacity until 2001.[3] In 2001, Brancel was appointed as director of the Wisconsin Farm Service Agency by the Bush Administration, where he served until early 2009.[4] Later that year, he served as the part-time state relations liaison for the University of Wisconsin-Madison's College of Agricultural and Life Sciences.
In January 2011, Brancel was appointed by Governor Scott Walker to serve as Agriculture, Trade, and Consumer Protection Secretary once again.[5]