| Region | Level | Instrument | Chair | Name | School |
| 4 | CL | Flute | 01 | Sara Coggins | Charleston School of the Arts High School |
| 4 | CL | Flute | 02 | Claire Cathey | Wando High School |
| 4 | CL | Flute | 03 | Martina Salinas | Charleston School of the Arts High School |
| 4 | CL | Flute | 04 | Riley Beckett | James Island Charter High School |
| 4 | CL | Flute | 05 | Clara Stein | Ashley Ridge High School |
| 4 | CL | Flute | 06 | Brooke Colangelo | Wando High School |
| 4 | CL | Flute | 07 | Adam Crosby | Charleston School of the Arts High School |
| 4 | CL | Flute | 08 | Sean Durham | Summerville High School |
| 4 | CL | Flute | 09 | Ellie Garner | Charleston School of the Arts High School |
| 4 | CL | Flute | 10 | Lauren Ronca | Wando High School |
| 4 | CL | Flute | 11 | Emily Folk | Summerville High School |
| 4 | CL | Flute | 12 | Sarah Cox | Wando High School |
| 4 | CL | Flute | A1 | Victoria Gonzalez | Summerville High School |
| 4 | CL | Flute | A2 | Savannah Osborn | May River High School |
| 4 | CL | Flute | A3 | Lonna Johnson | Wando High School |
| 4 | CL | Flute | A4 | Jenna Hosea | Wando High School |
| 4 | CL | Flute | A5 | Hannah Hartke | Bluffton High School |
| 4 | CL | Flute | A6 | Ella Duffner | Ashley Ridge High School |
| 4 | CL | Oboe | 01 | Alexander Palmer | Ashley Ridge High School |
| 4 | CL | Oboe | 02 | Sidonie Horan | Charleston School of the Arts High School |
| 4 | CL | Oboe | 03 | Kayla Kerstetter | Summerville High School |
| 4 | CL | Oboe | 04 | Braxton Weir | Ashley Ridge High School |
| 4 | CL | Oboe | A1 | McClendon Hughes | Ashley Ridge High School |
| 4 | CL | Oboe | A2 | Kennedi Rivers | Wando High School |
| 4 | CL | Bassoon | 01 | Eric Mays | Summerville High School |
| 4 | CL | Bassoon | 02 | James Gantenbein | Wando High School |
| 4 | CL | Bassoon | 03 | Nick Gergits | Wando High School |
| 4 | CL | Bassoon | 04 | Shalyn Russell | Ashley Ridge High School |
| 4 | CL | Bassoon | A1 | Sidney Truluck | Ashley Ridge High School |
| 4 | CL | Bassoon | A2 | Joshua Nisoff | James Island Charter High School |
| 4 | CL | Clarinet | 01 | Carrie Vaughn | Summerville High School |
| 4 | CL | Clarinet | 02 | Alexander Norwood | Summerville High School |
| 4 | CL | Clarinet | 03 | Patience Banks | Fort Dorchester High School |
| 4 | CL | Clarinet | 04 | Mary Dixson | Wando High School |
| 4 | CL | Clarinet | 05 | Rebekah Meyers | Wando High School |
| 4 | CL | Clarinet | 06 | Jacob Crabb | Palmetto Scholars Academy |
| 4 | CL | Clarinet | 07 | Emily Severance | Charleston School of the Arts High School |
| 4 | CL | Clarinet | 08 | Keah Rodwell | Charleston School of the Arts High School |
| 4 | CL | Clarinet | 09 | Sydney Howard | Colleton County High School |
| 4 | CL | Clarinet | 10 | Isabel Raykova | Charleston School of the Arts High School |
| 4 | CL | Clarinet | 11 | Parker Draheim | Summerville High School |
| 4 | CL | Clarinet | 12 | Ethan Sotiropoulos | May River High School |
| 4 | CL | Clarinet | 13 | Grace Poremski | Wando High School |
| 4 | CL | Clarinet | 14 | Cara Van Cott | Wando High School |
| 4 | CL | Clarinet | 15 | Alex Hearn | Summerville High School |
| 4 | CL | Clarinet | 16 | Abby Wimer | Wando High School |
| 4 | CL | Clarinet | 17 | Mya Failey | Fort Dorchester High School |
| 4 | CL | Clarinet | 18 | Gabriel Concepcion | Fort Dorchester High School |
| 4 | CL | Clarinet | 19 | Marissa Canberg | Wando High School |
| 4 | CL | Clarinet | 20 | Nash Baldwin | Wando High School |
| 4 | CL | Clarinet | 21 | Madlyn Green | Ashley Ridge High School |
| 4 | CL | Clarinet | 22 | Sydney Clark | Fort Dorchester High School |
| 4 | CL | Clarinet | 23 | Iyona Butler | James Island Charter High School |
| 4 | CL | Clarinet | 24 | Abby Mondello | Wando High School |
| 4 | CL | Clarinet | A1 | Olivia Johnson | May River High School |
| 4 | CL | Clarinet | A2 | Matthew Dang | Wando High School |
| 4 | CL | Clarinet | A3 | Patrick Lathan | Fort Dorchester High School |
| 4 | CL | Clarinet | A4 | Patience Miller | Calhoun County High School |
| 4 | CL | Clarinet | A5 | MacKenzi Hollars | Wando High School |
| 4 | CL | Clarinet | A6 | Katherine Davis | May River High School |
| 4 | CL | Clarinet | A7 | Dasia DeVeaux | Summerville High School |
| 4 | CL | Clarinet | A8 | Carsyn Wattie | Wando High School |
| 4 | CL | Bass Clarinet | 01 | Sarah McConnell | Wando High School |
| 4 | CL | Bass Clarinet | 02 | Vigi LeBlanc | Charleston School of the Arts High School |
| 4 | CL | Bass Clarinet | 03 | Amaya Bailey | Fort Dorchester High School |
| 4 | CL | Bass Clarinet | 04 | Jada Marsh | Orangeburg Wilkinson Senior High School |
| 4 | CL | Bass Clarinet | A1 | Devin Fauver | May River High School |
| 4 | CL | Bass Clarinet | A2 | Edward Carter | Charleston School of the Arts High School |
| 4 | CL | Alto Sax | 01 | Jordan Brown | Summerville High School |
| 4 | CL | Alto Sax | 02 | Tim Bulson | James Island Charter High School |
| 4 | CL | Alto Sax | 03 | Sadie Landon | Wando High School |
| 4 | CL | Alto Sax | 04 | Giovanni Giuliano | Wando High School |
| 4 | CL | Alto Sax | 05 | Owen Schuyler | Wando High School |
| 4 | CL | Alto Sax | 06 | Gavin Hewitt | Wando High School |
| 4 | CL | Alto Sax | A1 | Maria Del Mastro | Charleston School of the Arts High School |
| 4 | CL | Alto Sax | A2 | Alexander Jones | Charleston School of the Arts High School |
| 4 | CL | Alto Sax | A3 | Bella Mercorelli | Wando High School |
| 4 | CL | Tenor Sax | 01 | Ian Aukamp | Wando High School |
| 4 | CL | Tenor Sax | 02 | Sam Kresmer | Charleston School of the Arts High School |
| 4 | CL | Tenor Sax | A1 | Declan Fluent | Summerville High School |
| 4 | CL | Bari Sax | 01 | Brayden Kurtz | Wando High School |
| 4 | CL | Bari Sax | A1 | Kyran Victa | Summerville High School |
| 4 | CL | Trumpet | 01 | Ben Karinshak | Wando High School |
| 4 | CL | Trumpet | 02 | Alex Talley | Wando High School |
| 4 | CL | Trumpet | 03 | Caleb Knox | Summerville High School |
| 4 | CL | Trumpet | 04 | Preston Elrod | Summerville High School |
| 4 | CL | Trumpet | 05 | Fares Al-Kameshki | James Island Charter High School |
| 4 | CL | Trumpet | 06 | Porter Wrenn | Wando High School |
| 4 | CL | Trumpet | 07 | Brooke Carlton | Wando High School |
| 4 | CL | Trumpet | 08 | Hever Hernandez | Fort Dorchester High School |
| 4 | CL | Trumpet | 09 | Max Gair | Charleston School of the Arts High School |
| 4 | CL | Trumpet | 10 | Hale Mefford | Wando High School |
| 4 | CL | Trumpet | 11 | Robert Hart | Charleston School of the Arts High School |
| 4 | CL | Trumpet | 12 | Seth Stacy | Summerville High School |
| 4 | CL | Trumpet | 13 | Finn Twomey | Wando High School |
| 4 | CL | Trumpet | 14 | Hayden Chamberlain | Fort Dorchester High School |
| 4 | CL | Trumpet | 15 | Hannah Kern | Wando High School |
| 4 | CL | Trumpet | 16 | Sean Hamby | May River High School |
| 4 | CL | Trumpet | A1 | Skylar Lauver | Bluffton High School |
| 4 | CL | Trumpet | A2 | Dominic Tumminelli | Wando High School |
| 4 | CL | Trumpet | A3 | Elisa Williams | Battery Creek High School |
| 4 | CL | Trumpet | A4 | Cameron Major | James Island Charter High School |
| 4 | CL | Trumpet | A5 | Gabriela Orr | Wade Hampton High School (Hampton) |
| 4 | CL | Trumpet | A6 | Preston Smoak | James Island Charter High School |
| 4 | CL | Trumpet | A7 | Sophia Fox | Charleston School of the Arts High School |
| 4 | CL | Trumpet | A8 | Oriana Bolds | May River High School |
| 4 | CL | Horn | 01 | Madelyn Clifton | Summerville High School |
| 4 | CL | Horn | 02 | Hope Spencer | Wando High School |
| 4 | CL | Horn | 03 | John Feingold | Charleston School of the Arts High School |
| 4 | CL | Horn | 04 | Andrew Douty | Wando High School |
| 4 | CL | Horn | 05 | Kathleen Kidd | Wando High School |
| 4 | CL | Horn | 06 | Jonathan Black | Charleston School of the Arts High School |
| 4 | CL | Horn | 07 | Devon Nadelstumph | Wando High School |
| 4 | CL | Horn | 08 | Emma Nodine | Wando High School |
| 4 | CL | Horn | A1 | Caroline Davis | Ashley Ridge High School |
| 4 | CL | Horn | A2 | Elise Lo | Wando High School |
| 4 | CL | Horn | A3 | Emma Bassett | Ashley Ridge High School |
| 4 | CL | Horn | A4 | Annika Hlywa | May River High School |
| 4 | CL | Trombone | 01 | Gabriel Goldman | Charleston School of the Arts High School |
| 4 | CL | Trombone | 02 | Wilson Orvin | Wando High School |
| 4 | CL | Trombone | 03 | William Castellow | Wando High School |
| 4 | CL | Trombone | 04 | Elijah Hollis | Fort Dorchester High School |
| 4 | CL | Trombone | 05 | Michael Hart | Charleston School of the Arts High School |
| 4 | CL | Trombone | 06 | John Graham | Summerville High School |
| 4 | CL | Trombone | 07 | Dominik Budz | James Island Charter High School |
| 4 | CL | Trombone | 08 | Ryan Sands | Summerville High School |
| 4 | CL | Trombone | 09 | Justin Vitiello | Bluffton High School |
| 4 | CL | Trombone | A1 | Mallory Osborn | May River High School |
| 4 | CL | Trombone | A2 | Mary Lillian Leigh | Wando High School |
| 4 | CL | Trombone | A3 | Roberto Hernandez | May River High School |
| 4 | CL | Trombone | A4 | Colby Neal | Palmetto Scholars Academy |
| 4 | CL | Trombone | A5 | Ryan Evans | Fort Dorchester High School |
| 4 | CL | Euphonium | 01 | Samuel DeSantis | Wando High School |
| 4 | CL | Euphonium | 02 | Jack Altenbach | Charleston School of the Arts High School |
| 4 | CL | Euphonium | 03 | Alyssa Gantenbein | Wando High School |
| 4 | CL | Euphonium | 04 | Samson Mellott | Summerville High School |
| 4 | CL | Euphonium | A1 | Evan Bailey | Wando High School |
| 4 | CL | Euphonium | A2 | Olivia Potter | Wando High School |
| 4 | CL | Tuba | 01 | Troy Grogan | Wando High School |
| 4 | CL | Tuba | 02 | Joshua Eckert | Wando High School |
| 4 | CL | Tuba | 03 | Gabe Waddell | Fort Dorchester High School |
| 4 | CL | Tuba | 04 | Nikolai Sjolander | Wando High School |
| 4 | CL | Tuba | 05 | Chance Burkett | Summerville High School |
| 4 | CL | Tuba | 06 | Anabelle Boozer | Wando High School |
| 4 | CL | Tuba | 07 | Seito Sanford | Summerville High School |
| 4 | CL | Tuba | 08 | Moses Bannister | Fort Dorchester High School |
| 4 | CL | Tuba | A1 | William Ray | Wando High School |
| 4 | CL | Tuba | A2 | Nathan Davis | May River High School |
| 4 | CL | Tuba | A3 | David Cano | R.B. Stall High School |
| 4 | CL | Tuba | A4 | Jermia Christian | Colleton County High School |
| 4 | CL | Percussion | 01 | John Micolta | Summerville High School |
| 4 | CL | Percussion | 02 | Georgia Towne | Summerville High School |
| 4 | CL | Percussion | 03 | Wyatt McGrath | Wando High School |
| 4 | CL | Percussion | 04 | Alex Green | Wando High School |
| 4 | CL | Percussion | 05 | Andrew Hebert | Summerville High School |
| 4 | CL | Percussion | 06 | David Robinson | Wando High School |
| 4 | CL | Percussion | 07 | Izaac Villagomez | Summerville High School |
| 4 | CL | Percussion | A1 | Charlie Dentzman | Wando High School |
| 4 | CL | Percussion | A2 | Ella Bundy | Charleston School of the Arts High School |
| 4 | CL | Percussion | A3 | Matthew Dorfner | Wando High School |
| 4 | CL | Percussion | A4 | Matthew Iannuzzi | Wando High School |
| 4 | CL | Timpani | 01 | Zach Rehrig | Summerville High School |
| 4 | CL | Timpani | A1 | India Crawford | James Island Charter High School |