Leon was the lead vocalist for the Santana Band, but "Praise God!" he has gone from Santana to Hosanna! He received Christ through the brother of a friend, quit the band, went through a two year Bible Study course, and was later ordained by Chuck Smith.

He released his first album, "Dance Children Dance" through Word Records. He released seven more albums, which included such hits as "J.E.S.U.S.", "Cornerstone" and the famous wedding song, "Flesh of my Flesh."

Leon has performed in places such as Radio City Music Hall, Madison Square Garden, Hippodrome, England; The Sports Center, Australia; Disneyland and Disney World, the MGM Grand, Las Vegas; The Staples Center and many other major halls, amphitheaters, and churches throughout the world. He was also invited to perform at the Pope's homecoming in Poland. In past years, He has performed at major festivals in Africa, Jamaica and Scotland.