American entrepreneur Tina Simpson has an estimated net worth of $20 million in 2012. She’s best recognized as the mother of the famous sisters, Ashlee and Jessica Simpson. It was in the late 1990’s and early beginning of the millennium when Jessica and Ashlee launched their singing careers. Finally, Jessica’s career began to prosper which tripped the family to move Los Angeles. Though she is still highly involved in her daughter’s singing and performing career, Tina Simpson, together with Jessica, started aboutique-clothing store. Joe Simpson was alleged to be gay.