| Region | Level | Chair | Instrument | Name | School |
| 3 | SR | 01 | Flute | Dara Norman | Nation Ford High School |
| 3 | SR | 02 | Flute | Cameryn McEwen | Fort Mill High School |
| 3 | SR | 03 | Flute | MacKenzie Bewley | Dutch Fork High School |
| 3 | SR | 04 | Flute | Noel Heil | Nation Ford High School |
| 3 | SR | 05 | Flute | Arianna Csiszer | Nation Ford High School |
| 3 | SR | 06 | Flute | Kennedie Fee | Dreher High School |
| 3 | SR | 07 | Flute | Emily Moffitt | Dutch Fork High School |
| 3 | SR | 08 | Flute | Diamond Gaston | Ridge View High School |
| 3 | SR | 09 | Flute | Sarah Hill | Nation Ford High School |
| 3 | SR | 10 | Flute | Jeanie Tucker | Nation Ford High School |
| 3 | SR | 11 | Flute | Darryl Lee | Blythewood High School |
| 3 | SR | 12 | Flute | Megan LaPointe | Fort Mill High School |
| 3 | SR | A1 | Flute | Katie Bono | Clover High School |
| 3 | SR | A2 | Flute | Skyler Fabish | Clover High School |
| 3 | SR | A3 | Flute | Nadia Johnson | Fort Mill High School |
| 3 | SR | A4 | Flute | Ben Duker | Lugoff-Elgin High School |
| 3 | SR | A5 | Flute | Kaitlyn Cook | Lugoff-Elgin High School |
| 3 | SR | A6 | Flute | Madison Williams | Lugoff-Elgin High School |
| 3 | SR | 01 | Oboe | Jahdai Carter | Nation Ford High School |
| 3 | SR | 02 | Oboe | Grace Corbin | Northwestern High School |
| 3 | SR | 03 | Oboe | Ellie Rasmussen | Fort Mill High School |
| 3 | SR | 04 | Oboe | Gabija Zilinskaite | Fort Mill High School |
| 3 | SR | A1 | Oboe | Amanda Light | Fort Mill High School |
| 3 | SR | 01 | Bassoon | Joel Watkins | Fort Mill High School |
| 3 | SR | 02 | Bassoon | Zoe Maxwell | Piedmont Music Academy |
| 3 | SR | 03 | Bassoon | Jessie Ogden | Fort Mill High School |
| 3 | SR | 04 | Bassoon | Grace Kern | Fort Mill High School |
| 3 | SR | A1 | Bassoon | Avery Dabe | Dutch Fork High School |
| 3 | SR | A2 | Bassoon | Hunter Lanier | Blacksburg High School |
| 3 | SR | 01 | Clarinet | Grace Cunningham | Nation Ford High School |
| 3 | SR | 02 | Clarinet | Emily Salisbury | Nation Ford High School |
| 3 | SR | 03 | Clarinet | Julia Brice | Fort Mill High School |
| 3 | SR | 04 | Clarinet | Hannah Im | Richland Northeast High School |
| 3 | SR | 05 | Clarinet | Jesse Winslow | Clover High School |
| 3 | SR | 06 | Clarinet | Kathy Mai | Fort Mill High School |
| 3 | SR | 07 | Clarinet | Etienne Thiria | Fort Mill High School |
| 3 | SR | 08 | Clarinet | Claire Moore | Nation Ford High School |
| 3 | SR | 09 | Clarinet | Jacob Clingenpeel | Indian Land High School |
| 3 | SR | 10 | Clarinet | Tyrell Fleshman | Spring Valley High School |
| 3 | SR | 11 | Clarinet | Maysia Miles | Westwood High School |
| 3 | SR | 12 | Clarinet | David Mumford | Fort Mill High School |
| 3 | SR | 13 | Clarinet | Lawrence Fernandez | Richland Northeast High School |
| 3 | SR | 14 | Clarinet | NaShara Haynes | Dutch Fork High School |
| 3 | SR | 15 | Clarinet | Diego Carey | Northwestern High School |
| 3 | SR | 16 | Clarinet | Jayda Carroll-Deaton | Rock Hill High School |
| 3 | SR | 17 | Clarinet | Jessica Moose | York Comprehensive High School |
| 3 | SR | 18 | Clarinet | Delaney Dunn | Dreher High School |
| 3 | SR | 19 | Clarinet | Daria Jackson | Clover High School |
| 3 | SR | 20 | Clarinet | Faith Blom | Nation Ford High School |
| 3 | SR | 21 | Clarinet | Oliver Smith | Fort Mill High School |
| 3 | SR | 22 | Clarinet | Andy Bowers | A.C. Flora High School |
| 3 | SR | 23 | Clarinet | Hannah Pitt | South Pointe High School |
| 3 | SR | 24 | Clarinet | Brendan Alford | Dutch Fork High School |
| 3 | SR | A1 | Clarinet | Courtney Lewis | A.C. Flora High School |
| 3 | SR | A2 | Clarinet | Jeannette Fantone | Blythewood High School |
| 3 | SR | A3 | Clarinet | Ben Alberson | Lugoff-Elgin High School |
| 3 | SR | A4 | Clarinet | Everett Aguirre | Dreher High School |
| 3 | SR | A5 | Clarinet | Mandy Coffman | Fort Mill High School |
| 3 | SR | A6 | Clarinet | Will Norris | Spring Valley High School |
| 3 | SR | A7 | Clarinet | Ivy Guy | Clover High School |
| 3 | SR | A8 | Clarinet | Selma Ferjani | A.C. Flora High School |
| 3 | SR | 01 | Bass Clarinet | Gohan Whitebull | Richland Northeast High School |
| 3 | SR | 02 | Bass Clarinet | Colby Hermansen | Clover High School |
| 3 | SR | 03 | Bass Clarinet | Gus Cibbarelli | Fort Mill High School |
| 3 | SR | 04 | Bass Clarinet | DeAndre’ Turner | Northwestern High School |
| 3 | SR | A1 | Bass Clarinet | Alondra Montalvo | Nation Ford High School |
| 3 | SR | A2 | Bass Clarinet | Cora Standley | Nation Ford High School |
| 3 | SR | 01 | Contra Clarinet | Cyan Mayfield | York Comprehensive High School |
| 3 | SR | 02 | Contra Clarinet | Kyla Bonikowski | Fort Mill High School |
| 3 | SR | A1 | Contra Clarinet | Justin Pereira | Clover High School |
| 3 | SR | 01 | Alto Sax | Clio Lang | Dutch Fork High School |
| 3 | SR | 02 | Alto Sax | Braxton Howell | Blythewood High School |
| 3 | SR | 03 | Alto Sax | Jonathon Dowell | Fort Mill High School |
| 3 | SR | 04 | Alto Sax | Matthew Shealy | Mid-Carolina High School |
| 3 | SR | 05 | Alto Sax | Abby Traylor | York Comprehensive High School |
| 3 | SR | 06 | Alto Sax | Marie Burns | Blythewood High School |
| 3 | SR | A1 | Alto Sax | Sadie Lofton | Blythewood High School |
| 3 | SR | A2 | Alto Sax | Lily Gray | Fort Mill High School |
| 3 | SR | A3 | Alto Sax | Aidan Puzzio | Nation Ford High School |
| 3 | SR | 01 | Tenor Sax | Michael Cloer | Nation Ford High School |
| 3 | SR | 02 | Tenor Sax | Judge Carrouth | Nation Ford High School |
| 3 | SR | A1 | Tenor Sax | Peyton Tuomi | Fort Mill High School |
| 3 | SR | 01 | Bari Sax | Mabry Smith | South Pointe High School |
| 3 | SR | A1 | Bari Sax | Caroline Nelms | York Comprehensive High School |
| 3 | SR | 01 | Trumpet | McMillian Thompson | Lugoff-Elgin High School |
| 3 | SR | 02 | Trumpet | Carson Fields | Spring Valley High School |
| 3 | SR | 03 | Trumpet | Michael Smith | Richland Northeast High School |
| 3 | SR | 04 | Trumpet | Christopher Smoot | Dutch Fork High School |
| 3 | SR | 05 | Trumpet | Carey Quarles | Lugoff-Elgin High School |
| 3 | SR | 06 | Trumpet | Dylan Gantt | Blythewood High School |
| 3 | SR | 07 | Trumpet | Nicole Schreiner | Clover High School |
| 3 | SR | 08 | Trumpet | Vicky Singh | Lugoff-Elgin High School |
| 3 | SR | 09 | Trumpet | Ernie Stowe | York Comprehensive High School |
| 3 | SR | 10 | Trumpet | Rachel Faulkenberry | South Pointe High School |
| 3 | SR | 11 | Trumpet | Andrew Deal | Fort Mill High School |
| 3 | SR | 12 | Trumpet | Andrew Johnson | Fort Mill High School |
| 3 | SR | 13 | Trumpet | Jesse Shaffer | Blythewood High School |
| 3 | SR | 14 | Trumpet | Lorenzo Worthy | Ridge View High School |
| 3 | SR | 15 | Trumpet | Michael D’Agostino | Clover High School |
| 3 | SR | 16 | Trumpet | Ryan Young | Lower Richland High School |
| 3 | SR | A1 | Trumpet | A.J. Miller | Northwestern High School |
| 3 | SR | A2 | Trumpet | Ny’Shaun Guy | Clover High School |
| 3 | SR | A3 | Trumpet | Reagan Thomas | Rock Hill High School |
| 3 | SR | A4 | Trumpet | Alexis Rivera | Andrew Jackson High School |
| 3 | SR | A5 | Trumpet | Capers Beach | Midlands Home School Band |
| 3 | SR | A6 | Trumpet | Philip Cooper | Midlands Home School Band |
| 3 | SR | A7 | Trumpet | Kelsie Wacaster | Nation Ford High School |
| 3 | SR | A8 | Trumpet | Trevor Stevens | Clover High School |
| 3 | SR | 01 | Horn | Morgan Hair | S.C. Governor’s School for the Arts and Humanities – REGION 3 |
| 3 | SR | 02 | Horn | Caroline Packard | Nation Ford High School |
| 3 | SR | 03 | Horn | Timothy Smith | Dreher High School |
| 3 | SR | 04 | Horn | Reagan Schwartz | Nation Ford High School |
| 3 | SR | 05 | Horn | Eloise Lamie | Spring Valley High School |
| 3 | SR | 06 | Horn | Ryan Certo | Fort Mill High School |
| 3 | SR | 07 | Horn | Elizabeth Dillon | Spring Valley High School |
| 3 | SR | 08 | Horn | Willie Cornish | Nation Ford High School |
| 3 | SR | A1 | Horn | Dexter Almond | Spring Valley High School |
| 3 | SR | A2 | Horn | Meredith Edwards | Northwestern High School |
| 3 | SR | A3 | Horn | Zachary Walters | Rock Hill High School |
| 3 | SR | A4 | Horn | AJ Jones | York Comprehensive High School |
| 3 | SR | 01 | Trombone | Perry Hopper | Blythewood High School |
| 3 | SR | 02 | Trombone | Sterling Harris | Dreher High School |
| 3 | SR | 03 | Trombone | Morgan Eason | Andrew Jackson High School |
| 3 | SR | 04 | Trombone | Gabriel Crane | Northwestern High School |
| 3 | SR | 05 | Trombone | Kailee Jonell | Fort Mill High School |
| 3 | SR | 06 | Trombone | Josie Leonhardt | Fort Mill High School |
| 3 | SR | 07 | Trombone | Mikaelah Gunter | C.A. Johnson High School |
| 3 | SR | 08 | Trombone | Jackson Barrett | Blythewood High School |
| 3 | SR | 09 | Trombone | Rebecca Clark | Fort Mill High School |
| 3 | SR | A1 | Trombone | Chris Bruneau | Rock Hill High School |
| 3 | SR | A2 | Trombone | Hayden Giles | York Comprehensive High School |
| 3 | SR | A3 | Trombone | Kristian Patterson | Dreher High School |
| 3 | SR | A4 | Trombone | Jaida Thomas | Fort Mill High School |
| 3 | SR | A5 | Trombone | Luke Watt | Blythewood High School |
| 3 | SR | 01 | Bass Trombone | Wyatt Park | Clover High School |
| 3 | SR | A1 | Bass Trombone | Reece Feidler | Indian Land High School |
| 3 | SR | 01 | Euphonium | Alex Kinley | Nation Ford High School |
| 3 | SR | 02 | Euphonium | Andrew McKay | Dutch Fork High School |
| 3 | SR | 03 | Euphonium | Kiara Hayes | Ridge View High School |
| 3 | SR | 04 | Euphonium | Harrison Ostrosky | Nation Ford High School |
| 3 | SR | A1 | Euphonium | Alex Martin | Clover High School |
| 3 | SR | A2 | Euphonium | Cecily Williams | Clover High School |
| 3 | SR | 01 | Tuba | Liam Martin | Dutch Fork High School |
| 3 | SR | 02 | Tuba | Amy Branham | Lugoff-Elgin High School |
| 3 | SR | 03 | Tuba | Kendall Stoutenburg | Dutch Fork High School |
| 3 | SR | 04 | Tuba | Ryan Gladden | York Comprehensive High School |
| 3 | SR | 05 | Tuba | Andrew Dutton | Rock Hill High School |
| 3 | SR | 06 | Tuba | Jake Brown | Blythewood High School |
| 3 | SR | 07 | Tuba | Joseph Blalock | Clover High School |
| 3 | SR | 08 | Tuba | Andrew Latchansingh | Fort Mill High School |
| 3 | SR | A1 | Tuba | Winston Rogers | A.C. Flora High School |
| 3 | SR | A2 | Tuba | Jaelin Gossett | York Comprehensive High School |
| 3 | SR | A3 | Tuba | Caitlyn Horton | Fort Mill High School |
| 3 | SR | A4 | Tuba | Daniel Hinson | Northwestern High School |
| 3 | SR | 01 | Percussion | Alex Meche | Fort Mill High School |
| 3 | SR | 02 | Percussion | Sean Presley | Fort Mill High School |
| 3 | SR | 03 | Percussion | Shannon Copeland | Clover High School |
| 3 | SR | 04 | Percussion | Shawn Wallace | Blythewood High School |
| 3 | SR | 05 | Percussion | William Eschenfelder | Blythewood High School |
| 3 | SR | 06 | Percussion | Trinity Leger | Dutch Fork High School |
| 3 | SR | 07 | Percussion | Trevette Jones | Blythewood High School |
| 3 | SR | A1 | Percussion | Tyler Jefferson | Blythewood High School |
| 3 | SR | A2 | Percussion | Ty Lagow | Blythewood High School |
| 3 | SR | A3 | Percussion | Ellie Mow | Fort Mill High School |
| 3 | SR | A4 | Percussion | Thomas Buchmann | Dutch Fork High School |
| 3 | SR | 01 | Timpani | Logan Lassiter | Fort Mill High School |
| 3 | SR | A1 | Timpani | Jacob Panov | Fort Mill High School |