Note: Quartet Pictures are for general reference only and may not represent the photo from the actual contest they are associated with.

Year & Location	Quartet	Photograph
2018 at Orlando, FL	Frontier
2017 at Las Vegas, NV	Frontier
2016 at Nashville, TN	Frontier
2015 at Pittsburg, PA	Frontier
2014 at Las Vegas, NV	G-Fours
2013 at Toronto, ON	Wavelength
2012 at Portland, OR	Ebb N' Flow
2011 at Kansas City, MO	Ebb N' Flow
2010 at Phildalphia, PA	Young Guns
2009 at Anaheim, CA	When In Rome
2008 at Memphis, TN	Harmony 101
2007 at Denver, CO	Harmonious Shenanigans
2006 at Indianapolis, IN	Insignia
2005 at Salt Lake City, UT	Insignia
2004 at Louisville, KY	The Extremes
2003 at Montreal, Ont.	Accidental Consonance
2002 at Portland, OR	Accidental Consonance
2001 at Nashville, TN	Privately Funded
2000 at Kansas City, MO	Privately Funded
1999 at Anaheim, CA	Privately Funded
1998 at Atlanta, GA	Vocal Point