Soul Lost Companion is the sixth studio album by Australian rock singer-songwriter, Mark Lizotte, and issued under his birth name. Otherwise he generally uses his stage names, Diesel, Johnny Diesel or Johnny Diesel and the Injectors. It appeared in September 1999, which peaked at No. 18 on the ARIA Albums Chart. It provided two singles, "Dig" and "Satellite" (November). Lizotte toured Australia from August to December promoting the album, sharing stages with Taxiride.

Mark Denis Lizotte is an American-born Australian singer-songwriter and musician, who has released material under the name Diesel, Johnny Diesel, as leader of band Johnny Diesel & the Injectors, and as a solo performer, as well as under his birth name. Two of his albums reached No. 1 on the Australian Recording Industry Association (ARIA) Albums Charts, Hepfidelity in 1992 and The Lobbyist in 1993.