| Year | Quartet Name / Chapter(s) | Tenor | Lead | Baritone | Bass |
|---|---|---|---|---|---|
| 2025 | The Sopranotes Los Altos High School, Mountain View High School, Foothill Middle College |
Elaine Choi | Mira Sumant | Caila Kim | Kaela Nguyen |
| 2018 | Cross City Harmonizers Basic Academy, Desert Oasis, & Centennial High School |
C. J. Miller | Camron Gregory | Drake Pyatt | Antwun Puckett |
| 2017 | The Four Chordsmen Orcutt Academy High School |
Jacob Barnes | Justin Selkin | Seth Bautista | Mason Oakes |
| 2016 | Soundsations Orcutt Academy High School |
Colin Alm | David Genge | Chase Bradley | Mason Oakes |
| 2015 | 4 Men 4 Octaves Scripps Ranch High School |
Ben Hulbert | Kyle Fait | Aaron Winey | Evan Clerke |
| 2014 | 4 Men 4 Octaves Scripps Ranch High School |
Ben Hulbert | Kyle Fait | Aaron Winey | Evan Clerke |
| 2012 | No Personal Boundaries Oak Hills High School |
Wyatt Hendrickson | Blake Ackerman | Dalton Hendrickson | Bryce Ackerson |
| 2011 | Rolling Tones Tesoro High School |
Andrew Schmidt | Brian Maietta | Connor Spencer | Steven Reilly |
| 2010 | The Rolling Tones Tesoro High School |
Andrew Schmitt | Biran Maietta | Connor Spencer | Steven Reilly |
| 2009 | Timbre-Rings Westview High School-San Diego, CA |
Cameron Sczempka | Jacob Haren | Mark Suennen | Peter Yoon |
| 2008 | Element Foothill/Lincoln/Amador& Bellarmine High Schools, Bay Area |
Jon DesPrez | John Sousae | Austin Deeter | Michael Norcross |
| 2007 | Chromatones Napa High School |
Danny Giglio | Kyle Ebeling | Jessie Featherstone | Steven Sandy |
| 2006 | Stay Tuned Green Valley HS: Las Vegas Metro |
Ben Smith | Will Cox | Charlie Gott | Brandon Wetzel |
| 2005 | The Overtones Tesoro High School, Las Flores, CA |
Ian Ritch | Brandon Muchow | Armando Yearwood | Collin Martin |
| 2004 | The Burninators Green Valley High School, Las Vegas |
Jonathan Litster | Jordan Rakita | Joseph Robert Smith | Spencer Meyer |
| 2003 | Da Isle Tones Aloha: IOLANI SCHOOL |
Chase Tajima | Robert Hsia | Scott Tomokiyo | Ryan Char |
| 2002 | Fast Forward Reno - Galena & Sparks HS |
Tate Jorgensen | Lane Aikin | Cory Hunt | Dave Martens |
| 2001 | Sings With The Fishes | Casey Thuel | Garrett Finley | Matt Wallberg | Robert Davis |
| 2000 | Papa's Boyz Sonora High School, Whittier. CA |
Shaun Harris | Nicky Papageorge | Sam Papageorge | Adam Hendrix |
| 1999 | Total Chaos Santa Rosa: Maria Carillo HS |
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| 1998 | The Acappella Fellas Hamilton High School, South Bay |
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| 1997 | Perfect Harmony Lincoln High School, Stockton |
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| 1996 | The Hamiltones Hamilton High School, South Bay, CA |
Fletcher Sheridan | Alex Goro | Yaniv Snir | Justinian Jampol |
| 1995 | The Hamiltones Hamilton High School, South Bay, CA |
Fletcher Sheridan | Alex Goro | Yaniv Snir | Justinian Jampol |
| 1994 | New Recruits Cabrillo High Schoo, Lompoc. CA |
David Zobel | James Sabina | Peter Fredsholm | Jeremiah Pope |
| 1993 | Chord Creation Cabrillo High School, Lompoc, CA |
James Sabina | Peter Fresdsholm | Jeremiah Pope | Paul Leary |
| 1992 | Masterpiece Cabrillo High School, Lompoc, CA |
James Sabina | Jason Reedy | Ryan Wilson | Paul Leary |
| 1991 | Harmoniac Institution La Crescenta High School |