Original sentence: The Marching Band, has received multiple awards and accommodations, such as a USBands Class 5A state championship in 2012 and placing 4th in the famous Contest of Champions in 2014, and has competed at the BOA Grand National Championships 4 times (2010, 2011, 2012, and 2015)
Edited sentence: The Marching Band, under the direction of Chris Janowiak and assistant director Brianna Bjerke, is nationally and internationally known and accredited, and has received countless awards and accommodations, such as a USBands Class 5A state championship in 2012 and placing 4th in the famous Contest of Champions in 2014, and has competed at the BOA Grand National Championships 4 times (2010, 2011, 2012, and 2015)