| Ember Independent | CG Independent A |
| Heartland Independent of Southeast Missouri State University | CG Independent A |
| Eastern Illinois University Winter Guard | CG Independent A |
| Eloria Independent | CG Independent Open |
| Echo Indoor Guard | CG Independent Regional A |
| Rockwood Summit High School | CG Scholastic A |
| Lee's Summit North Varsity | CG Scholastic A |
| Edwardsville A | CG Scholastic A |
| Washington High School Winterguard | CG Scholastic A |
| Belleville West HS Varsity | CG Scholastic A |
| Timberland HS Winter Guard | CG Scholastic A |
| Wentzville Liberty | CG Scholastic AA |
| Fort Zumwalt South Varsity | CG Scholastic AA |
| Fort Zumwalt West High School | CG Scholastic AA |
| Lindbergh High School Varsity | CG Scholastic AA |
| Fort Zumwalt East Varsity | CG Scholastic AA |
| Fort Zumwalt East JV | CG Scholastic AA |
| North Point High School Winter Guard | CG Scholastic AA |
| Oakville High School | CG Scholastic AA |
| Mascoutah High School | CG Scholastic AA |
| Wentzville Holt High School | CG Scholastic AA |
| Fort Zumwalt North High School | CG Scholastic AA |
| Lindbergh District Middle School Winter Guard | CG Scholastic Cadet |
| Wentzville Holt Middle School | CG Scholastic Cadet |
| Lee's Summit North JV | CG Scholastic Novice |
| Highland High School Winter Guard | CG Scholastic Novice |
| North County High School JV | CG Scholastic Novice |
| Fredericktown | CG Scholastic Novice |
| Francis Howell North Winter Guard | CG Scholastic Regional A |
| Fort Zumwalt South JV | CG Scholastic Regional A |
| Francis Howell Central High School | CG Scholastic Regional A |
| Wright City High School Winter Guard | CG Scholastic Regional A |
| Lindbergh High School Junior Varsity | CG Scholastic Regional A |
| North County High School Varsity | CG Scholastic Regional A |
| Fox High School Winter Guard | CG Scholastic Regional A |
| Parkway Central High School | CG Scholastic Regional A |
| Belleville West HS JV | CG Scholastic Regional A |
| Parkway North Colorguard | CG Scholastic Regional A |
| Waterloo High School | CG Scholastic Regional A |
| Collinsville High School Winter Guard | CG Scholastic Regional A |
| Hillsboro High School Winter Guard | CG Scholastic Regional A |
| Mattoon High School Winter Guard | CG Scholastic Regional A |
| Seckman High School Winter Guard | CG Scholastic Regional A |
| Union High School | CG Scholastic Regional A |
| Parkway West High School | CG Scholastic Regional A |
| Alton High School Winter Color Guard | CG Scholastic Regional A |
