Julia Koch Timeline
Julia Koch married David Koch in 1996 and inherited his 42% stake in Koch, Inc. in 2019 12.
Full nameJulia Margaret Flesher Koch
NationalityUnited States
Known forCo-owner of Koch, Inc.; philanthropist
1962: born in Iowa
Julia Margaret Flesher is born 1.
- 1962 · BORNBorn in Iowa as Julia Margaret Flesher
- 1996 · MILESTONEMarries David Koch
- 2012 · MILESTONEThe Kochs give $10 million to Mount Sinai's Jaffe Food Allergy Institute
- 2019 · MILESTONEDavid Koch dies; she and her children inherit his 42% stake in Koch, Inc.
- 2026 · MILESTONEForbes values her family at $84.6 billion, third among women
1996: marriage
She marries David Koch 1.
2012: Mount Sinai gift
The Kochs give $10 million to Mount Sinai's Jaffe Food Allergy Institute 2.
2019: widowed
David Koch dies in August. Julia and their children inherit his 42% stake in Koch, Inc. 1.
2026: third among women
Forbes values the family at $84.6 billion on 12 November 4.
Frequently asked questions
In August 2019.
In 1996.
Sources✓ Verified 14 Nov 2026
1 Wikipedia, Julia Koch, 1 Aug 2026, Dates
2 Powerbase, Julia Koch, 1 Oct 2026, 2012 gift
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