| Battle HS Winter Guard | CG Scholastic AA |
| Bayless High School Winter Guard | CG Scholastic Regional A |
| Belleville East JV | CG Scholastic Regional A |
| Belleville East Varsity | CG Scholastic A |
| Belleville West JV Winter Guard | CG Scholastic Regional A |
| Belleville West Varsity Winter Guard | CG Scholastic A |
| Carmi Winter Guard | CG Scholastic Regional A |
| Collinsville High School Winter Guard | CG Scholastic Regional A |
| Crimson Express | CG Independent Regional A |
| Echo Independent Winter Guard | CG Independent A |
| Edwardsville High School JV | CG Scholastic AA |
| Edwardsville High School Varsity | CG Scholastic A |
| Eureka High School | CG Scholastic AA |
| Fort Zumwalt East Winter Guard | CG Scholastic Regional A |
| Fort Zumwalt North High School | CG Scholastic AA |
| Fort Zumwalt West Purple | CG Scholastic Regional A |
| Fort Zumwalt West Silver | CG Scholastic AA |
| Fox High School Winter Guard | CG Scholastic A |
| Francis Howell Central Winter Guard | CG Scholastic Regional A |
| Francis Howell North | CG Scholastic A |
| Francis Howell Winter Guard | CG Scholastic AA |
| Hillsboro High School Winter Guard | CG Scholastic Regional A |
| Ionic Winter Guard | CG Independent A |
| Junior Lancers Blue | CG Independent Regional A |
| Junior Lancers Silver | CG Independent Cadet |
| La Voute Performance Ensemble | CG Independent Open |
| Lafayette HS | CG Scholastic A |
| Lafayette HS JV | CG Scholastic Regional A |
| Lindbergh District Middle School Winter Guard | CG Scholastic Cadet |
| Mark Twain HS | CG Scholastic AA |
| Mark Twain JH | CG Scholastic Cadet |
| Marquette High School Winter Guard | CG Scholastic AA |
| Mascoutah High School | CG Scholastic A |
| Mattoon High School Winter Guard | CG Scholastic Regional A |
| North Point High School | CG Scholastic Regional A |
| Northwest High School Winter Guard | CG Scholastic Regional A |
| O’Fallon Township High School | CG Scholastic A |
| Oakland-Lange MS Junior Varsity | CG Independent Cadet |
| Oakland-Lange MS Varsity | CG Independent Regional A |
| Oakville High School Junior Varsity | CG Scholastic Regional A |
| Oakville High School Varsity | CG Scholastic A |
| Parkway Central High School | CG Scholastic Regional A |
| Pattonville High School Winterguard | CG Scholastic AA |
| Rockwood Summit High School | CG Scholastic A |
| Seckman High School | CG Scholastic AA |
| St. Charles West HS | CG Scholastic Regional A |
| Timberland High School | CG Scholastic AA |
| Washington High School | CG Scholastic AA |
| Waterloo High School Winter Guard | CG Scholastic Regional A |
| Wentzville Holt High School Varsity Winter Guard | CG Scholastic A |
| Wentzville Holt JV Winter Guard | CG Scholastic Regional A |
| Wentzville Liberty HS Winter Guard | CG Scholastic AA |
| Windsor High Scool Winter Guard | CG Scholastic Regional A |
