National convention-winning quartets can be found on our Past Champions page.
| Quartet | Chapter | Area of operation | State | Category |
| Chance Encounter | The Plainsmen | Christchurch | Canterbury | |
| Chordial Encounter | Southern Soun'z | Invercargill | ||
| City Mix | VocalFX | Wellington | Mixed | |
| Euphoria | Marlborough Sounds | Blenheim | Senior | |
| Expresso | Mighty River Harmony | Hamilton | Mixed | |
| Expressoblenz | Manawatunes | Palmerston North | Senior | |
| Footprints | Manawatunes | Palmerston North | ||
| FourTune Hunters | Harmony A Plenty | Tauranga | Senior | |
| Grand Central Quartet | VocalFX | Wellington | Mixed | |
| Hometown | Harbour Capital Chorus | Wellington | ||
| Low Expectations | The Plainsmen | Christchurch | Canterbury | Youth |
| No Strings Attached | Unaffiliated | Senior | ||
| Nor' Westers | The Plainsmen | Christchurch | Canterbury | |
| Pitch Pipe Playboys | Mighty River Harmony | Hamilton | Senior | |
| Short Back & Sides | Member at Large | N/A | Senior | |
| Sound Check | Manawatunes | Palmerston North | ||
| TBA | VocalFX | Wellington | ||
| TBA | VocalFX | Wellington | ||
| The B-Flads | VocalFX | Wellington | Youth | |
| The Collective | VocalFX | Wellington | ||
| Thunder & WUNDAH | VocalFX | Wellington | ||
| Young at Heart | Marlborough Sounds | Blenheim | Senior |
