Elaine Marshall net worth: Elaine Tettemer Marshall is an American billionaire who has a net worth of $17.1 billion. She is a member of the Board of Koch Industries and is the widow of E. Pierce Marshall, from whom she inherited her position. Marshall is ranked as the fourth wealthiest woman in America. She gained control of the Koch stake in 2006 following the death of her husband, E. Pierce Marshall, but has never appeared on an international wealth ranking even though her estate has been at the center of two U.S. Supreme Court cases involving her late mother-in-law, Anna Nicole Smith. Anna Nicole Smith was feuding with the Marshall family for many years over the estate of her late husband, J. Howard Marshall II, following his death in 1995, but in the end, Smith never inherited a cent of the family's fortune. Elaine Marshall receives earnings from Koch Industries through her husband's will. Marshall is currently one of nine members on the Koch Industries board, and Elaine Marshall's wealth comes from a 15% stake in Koch Industries. She has called Texas home for many years and it is where she met her husband, Pierce Marshall, and raised her family. The couple had two children and lived a quiet life in Dallas, Texas until her husband's unexpected death in 2006. She remains in Dallas and continues to lead a quiet life surrounded by her children and grandchildren.
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