| 1 | Abbotsleigh | Wahroonga | Music Extension | Spencer, Sophie Kate |
| 2 | Arden Anglican School Epping Campus | Epping | Music Extension | Gao, Edmond Jie |
| 3 | Arden Anglican School Epping Campus | Epping | Music Extension | Zhang, Angela |
| 4 | Armidale High School | Armidale | Music Extension | Grzazek, Lauren |
| 5 | Armidale High School | Armidale | Music Extension | Teece, Claudia |
| 6 | Ascham School | Edgecliff | Music Extension | Huang, Amy |
| 7 | Ascham School | Edgecliff | Music Extension | Nickolas, Mariah |
| 8 | Australian International School Singapore | Singapore | Music Extension | Chandrasekar, Tejas |
| 9 | Barker College | Hornsby | Music Extension | Day, Lachlan Robert |
| 10 | Barker College | Hornsby | Music Extension | Gordon, William David |
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| 11 | Barker College | Hornsby | Music Extension | Kelly, Timothy John |
| 12 | Barker College | Hornsby | Music Extension | Koorey, Edward James |
| 13 | Barker College | Hornsby | Music Extension | Lee, Matthew Ka |
| 14 | Barker College | Hornsby | Music Extension | Liang, Rachel |
| 15 | Barker College | Hornsby | Music Extension | Magee, Katherine Amy |
| 16 | Baulkham Hills High School | Baulkham Hills | Music Extension | Chen, Jassis |
| 17 | Baulkham Hills High School | Baulkham Hills | Music Extension | Lei, Alex |
| 18 | Baulkham Hills High School | Baulkham Hills | Music Extension | Miu, Jonathan Alexander |
| 19 | Baulkham Hills High School | Baulkham Hills | Music Extension | Zou, Nancy |
| 20 | Blue Mountains Grammar School | Wentworth Falls | Music Extension | Schoeler, Isabella |
| 21 | Brigidine College Randwick | Randwick | Music Extension | Kim, Stella |
| 22 | Brigidine College Randwick | Randwick | Music Extension | Power, Charlotte |
| 23 | Brigidine College St Ives | St Ives | Music Extension | Dobis, Erin |
| 24 | Brigidine College St Ives | St Ives | Music Extension | Palmer, Kathryn |
| 25 | Brigidine College St Ives | St Ives | Music Extension | Tsamouras, Lauren |
| 26 | Broughton Anglican College | Menangle Park | Music Extension | Kennedy, Lachlan |
| 27 | Burwood Girls High School | Croydon | Music Extension | Loveday, Alice Jervie |
| 28 | Burwood Girls High School | Croydon | Music Extension | Wang, Zhi Qian (Winnie) |
| 29 | Canberra Grammar School | Red Hill, ACT | Music Extension | Hill, Dominic Vernon |
| 30 | Canberra Grammar School | Red Hill, ACT | Music Extension | McCabe, Nicholas James |
| 31 | Caringbah High School | Caringbah | Music Extension | Chen, Merlin Jun Peng |
| 32 | Caringbah High School | Caringbah | Music Extension | Garland, Juliet Michelle |
| 33 | Caringbah High School | Caringbah | Music Extension | Holley, Emma Cecilia |
| 34 | Caringbah High School | Caringbah | Music Extension | Moloney, Kate Elizabeth Helen |
| 35 | Carlingford High School | Carlingford | Music Extension | Chan, Davey Dik-Hei |
| 36 | Carlingford High School | Carlingford | Music Extension | Yun, Alice Heewoon |
| 37 | Chatswood High School | Chatswood | Music Extension | Glass, Josh |
| 38 | Chatswood High School | Chatswood | Music Extension | Kirkland, Tatsuki (William) |
| 39 | Chatswood High School | Chatswood | Music Extension | Luke-Paddon, Hannah |
| 40 | Chatswood High School | Chatswood | Music Extension | Rossiter, Tze-Yen James |
| 41 | Cheltenham Girls High School | Beecroft | Music Extension | House, Rebekah Kathryn |
| 42 | Cheltenham Girls High School | Beecroft | Music Extension | Wan, Wallis |
| 43 | Cheltenham Girls High School | Beecroft | Music Extension | Zhou, Jessica |
| 44 | Cherrybrook Technology High School | Cherrybrook | Music Extension | Guan, Qinwen Sylvia |
| 45 | Chevalier College | Burradoo | Music Extension | Blaze, Jerome |
| 46 | Coffs Harbour Senior College | Coffs Harbour | Music Extension | Lopes, Kieran Anthony |
| 47 | Conservatorium High School | Sydney | Music Extension | Alafaci, Christian |
| 48 | Conservatorium High School | Sydney | Music Extension | Azzi, Dominic |
| 49 | Conservatorium High School | Sydney | Music Extension | Bae, Brian Joon |
| 50 | Conservatorium High School | Sydney | Music Extension | Davis, Marta |