[3][4] With Floyd Norman, who he met working on Beanie and Cecil, he launched Vignette Films, later Vignette Multimedia, and worked on the original animated Soul Train logo.
[5][6] They also produced short films geared toward a high school audience on leaders in the African-American community.
[6] Over a more than sixty year career, he and his wife collaborated on improving animation for black children.
[8] His company, Leo Sullivan Multimedia, is behind brands such as AfroKids.
[6] Interviews of Sullivan are featured prominently in the documentary Floyd Norman: An Animated Life (2016) by Michael Fiore.