What Small groups using complex harmonies?

Small groups using complex harmonies often refer to ensembles that explore intricate vocal or instrumental arrangements, such as a jazz quartet or a vocal a cappella group. These groups utilize sophisticated chord structures and voice leading to create rich textures and emotional depth in their music. Examples include groups like Take 6 in vocal music or the Modern Jazz Quartet in instrumental settings, both of which showcase the beauty of harmonization and intricate musical interplay. Such complexity often enhances the listening experience, inviting deeper engagement with the music.