Elaine Marshall Net Worth 2025

Elaine Marshall net worth 2025: Elaine Tettemer Marshall is an American billionaire heiress. Trusts for the benefit of Marshall and her sons own the 16% beneficial interest in Koch Industries; formerly owned by her husband, E. Pierce Marshall, to whom she was married from 1965 until his death in 2006. These shares were previously owned by her father in-law, J. Howard Marshall, who was married to Anna Nicole Smith in the last year of his life.

Elaine Marshall net worth and Biography

Net worth	$21 billion
Date of birth	July 22, 1942
Occupation	Businesswoman
Nationality	American

As of 2025, Elaine Marshall net worth is valued at $21 billion making her one of the richest women in the world. Elaine Marshall holds an estimated 15% of conglomerate Koch Industries (controlled by Charles and David Koch, the world’s richest brothers) in trusts for her, 2 sons, and other relatives. She inherited it from her husband E. Pierce Marshall

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Biography

Elaine was born on July 22, 1942

She inherited it from her husband E. Pierce Marshall (d. 2006), son of J. Howard Marshall II, who got the Koch stake by investing in a refinery business that was acquired by Koch Industries. The family is spending millions on lawyers thanks to J. Howard II’s financial and romantic adventures; A federal court in New Orleans is considering the IRS’s claim on more than $75 million in back taxes and last year a federal judge said he’d order the family to pay up to $49 million to Dannielynn Smith, heir to estate of J. Howard’s widow, Playboy Playmate Anna Nicole Smith (d. 2007).

Elaine Marshall net worth