Assuming it is like all other competitions I have attended, you cannot have more than 1 professional or adult band member. It has to be a student based band I would believe.
Edit: If you are meaning which groups are student based, I know Homestead is. I do not know who else is.
Large Mixed:
Grand Champion: Homestead "Class Royale" (BC, BB)
1st Runner Up: Ben Davis "Premiers" (BV)
2nd Runner Up: Franklin Community "Heritage Singers"
3rd Runner Up: Lawrence Central "Central Sound"
Small Mixed:
Grand Champion: Shelbyville "Synergy" (BV, BC, BB)
1st Runner Up: South Dearborn "Opening Knight"
2nd Runner Up: Decatur Central "Goldenaires"
3rd Runner Up: Beech Grove "Jubiaires"
4th Runner Up: Brown County "Rhapsody"
Womens:
Grand Champion: Cathedral "Irish Adrenaline" (BC)
1st Runner Up: Homestead "Elite" (BB)
2nd Runner Up: Ben Davis "Sounds" (BV)
3rd Runner Up: Franklin Community "Sensations"
4th Runner Up: Decatur Central "Expressions"
Middle School:
Grand Champion: Noblesville East "Vocal Revolution" (BV, BC, BB)
1st Runner Up: Paul Hadley "Fusion"
2nd Runner Up: South Dearborn "Showcase"
3rd Runner Up: Austin "Adrenaline"
Here is the Auditorium Schedule for Single Gender and Middle School
8.00am Decatur Central “Expressions”
8.30am Cathedral “High Adrenaline”
9.00am Ben Davis “Sounds”
9.30am Franklin Community “Sensations”
10.00am Owen Valley “Sweet Pizzazz”
10.30am Lawrence Central “Sweet Sensations”
11.00am Brown County “Serenade”
11.30am Homestead “Elite”
Lunch break
12.30pm Edgewood “Center Stage”
1.00pm Paul Hadley “Fusion”
1.30pm Austin “Adrenaline”
2.00pm Noblesville East “Vocal Revolution”
2.30pm South Dearborn “Showcase”
3.00pm Edgewood “Mini Warehouse”
Here is the Gym schedule- this is for varsity small mixed and the championship large mixed
8.15am Owen Valley “Valley Sound Waves”
8.45am Brown County “Rhapsody”
9.15am Martinsville “Mpluse”
9.45am Columbus East “Center Stage”
10.15am Decatur Central “Goldenaires”
10.45am Austin “Dimensions”
11.15am Beech Grove “Jubilaires”
11.45am Edgewood “Center Stage”
Lunch break
12.45pm Shelbyville “Synergy”
1.15pm South Dearborn “Opening Knight”
1.45pm Lawrence Central “Central Sound”
2.15pm Ben Davis “Premiers”
2.45pm Homestead “Class Royale”
3.15pm Franklin Community “Heritage Singers”
3.45pm Edgewood “Sophisticated Ladies”
4.15pm AWARDS
Dinner break
6.00pm MALE AND FEMALE SOLO COMP CHAMPIONS
6.15pm Finalist 1
6.45pm Finalist 2
7.15pm Finalist 3
7.45pm Finalist 4
8.15pm Finalist 5
9.15pm Finalist 6
9.45pm Edgewood “Music Warehouse”
10.00pm AWARDS