| Mabank Speech and Debate Invitational 2015 |
| 14 Thomas Mosmeyer (Holy Trinity Catholic HS) | 26 Cameron Carullo (THEO) |
| 14 Blaise Mosmeyer (Holy Trinity Catholic HS) | 26 Eva Ruth Christophel (THEO) |
| 14 Danielle Hallissey (Holy Trinity Catholic HS) | 26 Ashtyn Harms (THEO) |
| 14 Duyen Nguyen (Holy Trinity Catholic HS) | 26 Ariadna Lubinus (THEO) |
| 14 Colin Rockwood (Holy Trinity Catholic HS) | 26 Lauren Perdue (THEO) |