| Quartet | Chapter | Area of operation | State |
| Affinity | Spirit of Harmony Chapter of SAI | Northwest Iowa | Iowa |
| Con Brio | Red Cedar Sounds Chapter of SAI | West central Wisconsin | Wisconsin |
| Fourté Quartet | Acapella Express Chapter of SAI | Fargo-Moorhead | Minnesota |
| It's About Time | Fox Valley Chapter of SAI | Eastern Wisconsin | Wisconsin |
| Just Kidding! | Minnesota Valley Chapter of SAI | Southern Minnesota | Minnesota |
| Lady Slippers | Zumbro Valley Chapter of SAI | Southeast Minnesota | Minnesota |
| nStyle | Chapter-at-Large | ||
| On The Brink | River Rhapsody Chapter of SAI | West central North Dakota | North Dakota |
| Signature 4 | Sounds of Superior Chapter of SAI | Thunder Bay | Ontario |
| Sound Check | Twin Cities Show Chapter of SAI | Greater Minneapolis area | Minnesota |
| Spice | City of Lakes Chapter of SAI | Greater Minneapolis Area | Minnesota |
| Sweet Addiction | Fox Valley Chapter of SAI | Eastern Wisconsin | Wisconsin |
| The Peppers | Spirit of Harmony Chapter of SAI | Northwest Iowa | Iowa |
| Upbeat | City of Lakes Chapter of SAI | Greater Minneapolis Area | Minnesota |
