Billionaire David Koch was one of the richest, most influential men in America - and he had a massive New York real estate portfolio
- David Koch was one of the richest men in the world.
- He owned a handful of properties in New York including a $40.25 million townhouse he reportedly paid for in cash.
- On August 23, 2019, he died at age 79.
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David Koch was one of the richest men in the world.
The billionaire conservative activist and industrialist had a net worth of $50.5 billion, per Forbes.Along with unloading his fortune into Republican causes and local community projects, Koch also made heads turn with his real-estate purchases.
Just last year, Koch and his wife were revealed as the buyers of Joseph Chetrit's $40.25 million Upper East Side Mansion. The New York Post reported that, according to sources, they paid for it in cash.
Koch was a familiar face in the world of New York real estate. According to the real-estate news platform Bisnow, along with the 15,000-square-foot townhouse, Koch also laid out $17 million in 2004 for an 18-room duplex in a luxury apartment building on Park Avenue.