| Battle High School Winter Guard | CG Scholastic Regional A |
| Cabot High School | CG Scholastic AA |
| Cole R-V High School | CG Scholastic Novice |
| Collinsville High School Winter Guard | CG Scholastic AA |
| Edwardsville High School JV Winter Guard | CG Scholastic AA |
| Fort Zumwalt West Winter Guard | CG Scholastic AA |
| Francis Howell Central Winterguard | CG Scholastic Regional A |
| La Voute Performance Ensemble | CG Independent Open |
| Lindbergh District Middle School | CG Scholastic Cadet |
| Lindbergh High School Junior Varsity | CG Scholastic Regional A |
| Lindbergh High School Varsity | CG Scholastic AA |
| Marquette High School | CG Scholastic AA |
| Mascoutah High School | CG Scholastic AA |
| Mattoon High School Winter Guard | CG Scholastic Regional A |
| Murphysboro High School | CG Independent Regional A |
| North Point High School | CG Scholastic AA |
| Northwest High School Winter Guard | CG Scholastic Regional A |
| O’Fallon Township Blue and Gold Winter Guard | CG Independent Cadet |
| O’Fallon Township High School JV | CG Scholastic A |
| O’Fallon Township High School Varsity | CG Scholastic Open |
| Oakville High School | CG Scholastic AA |
| Parkway North High School Winterguard | CG Scholastic Regional A |
| Parkway West High School Winter Guard | CG Scholastic Regional A |
| Rockwood Summit Winter Guard | CG Scholastic AA |
| Southern Boone High School | CG Scholastic Novice |
| St. Charles West High School | CG Scholastic Regional A |
| Timberland High School | CG Scholastic AA |
| Union High School | CG Scholastic Regional A |
| Wentzville Liberty | CG Scholastic AA |
| Wright City Winter Guard | CG Scholastic Regional A |
