Steve Lukather net worth: Steve Lukather is an award winning American singer/songwriter who has a net worth of $40 million. Steve Lukather earned his net worth as a guitarist and producer for the rock band Toto as well as recording with notable artists. In the mid-seventies, the then 19 year old rocker was asked to join a band (Toto) by high school friend David Paich. Lukather penned the majority of the band's string of hits, earning him several Grammy awards. Considered the heartbeat of Toto, Lukather remained a member until the band split in 2008. As well as being a Toto band member, Lukather released seven progressive rock solo albums on his own. Lukather is also into jazz fusion and has a long association with jazz musician Larry Charlton. The duo produced a Grammy-winning album. He's also a member of the jazz fusion band Los Lobotomys. As a very sought after guitarist, Lukather has worked with a range of established artists from Aretha Franklin to Warren Zevon. He was the solo guitarist on Olivia Newton-John's hit, "Physical" and Michael Jackson's "Beat It". American was heavily involved in Jackson's monumental album Thriller. He's also written songs for heavyweights including Lionel Richie and Donna Summer.