National convention-winning quartets can be found on our Past Champions page.
| Quartet | Chapter | Area of operation | Region | Category |
| Centreplace | Mighty River Harmony | Hamilton | Mixed | |
| Cheesy Peasy | Harmony Waitaha | Christchurch | Canterbury | |
| Chordiality | Christchurch City Voices | Christchurch | Christchurch | Womens |
| Double Bass | Harmony Waitaha | Christchurch | Canterbury | |
| Four Square | Mighty River Harmony | Hamilton | ||
| Mixolydian | Mighty River Harmony | Hamilton | Senior Mixed | |
| Nor'Westers | Harmony Waitaha | Christchurch | Canterbury | Senior |
| Phase 4 | Harmony Waitaha | Christchurch | Canterbury | Senior |
| Pīwakawaka | Vocal FX Inc. | Wellington | ||
| Promenade | Harmony Waitaha | Christchurch | Canterbury | |
| REDemption | Mighty River Harmony | Hamilton | Womens | |
| Resonation | Members at Large | New Zealand | ||
| Tetris | Mighty River Harmony | Hamilton | Womens | |
| The B Flat - 52's | Vocal FX Inc. | Wellington | Mixed | |
| The Note-ifications | Members at Large | New Zealand | Mixed | |
| The People's Quartet | Harmony Waitaha | Christchurch | Canterbury | Mixed |
| The Usual Suspects | Mighty River Harmony | Hamilton | ||
| Young at Heart | Marlborough Sounds | Blenheim | Senior |
