Before Union: Peiser prepped at Shiloh Christian School in Arkansas where he ran cross country and track for four seasons. He helped lead his cross country team to state titles in 2007 and 2009. In 2008 and 2010, his teams finished as state runner-ups. Peiser's 2010 track team also posted a second place finish in the state. Peiser was named all-state four times, participated in the All-Star Meet four times and was a cross country state champion in 2010. In track, Peiser earned all-state and participated in the Meet of Champions. Peiser was the class Valedictorian, a member of the National Honor Society and was a Wendy's High School Heisman State Finalist.
10/29/2011 - Union cross country sweep titles, Martin, Bett, Peiser, Johnson take top honors
4/26/2011 - Arkansas state champion signs with Union cross country