Dewberry finished off a successful high school career for the Indians and head coach Tom Cobble.  He was a two-sport letterman, qualifying for state in wrestling as a freshman and junior while helping the Indians to Dual State titles in 2006 and 2007.  On the field, Dewberry led Class 5A in tackles, selected District Player of the Year, El Reno Defensive Player of the Year, chosen to the All-VYPE Football team and an All-State Honorable Mention selection as a senior.