Derek Kelly was born and raised in St. Louis, MO. and attended Missouri State University where he graduated with a Bachelor of Science in Construction Management. Currently Derek resides in St. Louis, MO. and is a staff member at Francis Howell High School (PSA) in St. Charles, MO.
During his DCI/WGI marching career Derek was a marching member of Freedom Percussion (2011), Gateway Percussion (2012-2014) and The Blue Knights Drum and Bugle Corps (2013). He got to learn the marching arts from Ralph Hardimon, Mike McIntosh, Sean Knuth, Brian Graham and Many others. While studying at college Derek was a staff member for multiple high schools in the Springfield, MO. and St. Louis area. He was also a member of the Missouri State PRIDE band and on the percussion staff for two years.