Mark Lennihan / AP Images
- David Koch, an American billionaire known for donating to conservative political causes, has died at age 79.
- The late philanthropist, who was worth an estimated $58.7 billion when he died (per Bloomberg), owned at least $143 million worth of real estate in New York City, the Hamptons, Aspen, Colorado, and Palm Beach, Florida.
- Koch’s primary residence was an $18 million, 18-room duplex in an ultra-exclusive Manhattan building.
- In 2018, he paid cash for a $40.25 million Manhattan townhouse.
- He also owned a $18.8 million waterfront home in the Hamptons and a $10.5 million villa in Palm Beach.
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Billionaire conservative mega-donor David Koch has died at age 79.
The late Koch Industries co-owner was worth an estimated $58.7 billion when he died (per Bloomberg). Most of Koch’s wealth stemmed from his 42% stake in Koch Industries, the industrial conglomerate with an annual revenue of about $110 billion, according to Forbes.
Known for his hefty donations to conservative political causes, Koch had a massive real-estate portfolio in New York City, the Hamptons, Aspen, Colorado, and Palm Beach, Florida.
According to calculations by Business Insider, Koch’s real-estate holdings are worth at least $143 million (based on sale prices and Zillow estimates).
Here’s a look at his known real-estate holdings, from his $40 million Manhattan townhouse to his $18.8 million oceanfront Hamptons mansion.
Billionaire conservative donor David Koch has died at age 79.
Mark Lennihan / AP Images
Along with his brother Charles, David Koch donated hundreds of millions to conservative organizations over the course of his lifetime.
He was also known for his non-political philanthropy. Koch gave millions of dollars to the American Museum of Natural History in New York and served on its board for 23 years. He also donated $60 million to the Metropolitan Museum of Art in New York in 2012.
He was also a supporter of cancer research since being diagnosed with prostate cancer in 1992, making donations to Johns Hopkins, the Memorial Sloan Kettering Cancer Center, and his alma mater, MIT.
Koch was worth an estimated $58.7 billion when he died, per Bloomberg’s most recent report.
Jamie McCarthy/Getty Images
According to Bloomberg, most of Koch’s wealth stemmed from his 42% stake in Koch Industries, the industrial conglomerate with an annual revenue of about $110 billion.
Koch retired from the company in June 2018 due to health reasons.
Koch primarily lived with his wife in New York City, but he also owned hundreds of millions’ worth of real estate in New York, Colorado, and Florida.
STAN HONDA/AFP/Getty Images
According to calculations by Business Insider, Koch’s real-estate holdings are worth at least $143 million (based on sale prices and Zillow estimates).
See the rest of the story at Business Insider
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SEE ALSO: How the billionaire Koch brothers became 2 of the most influential political donors in America
Source: Business Insider – kwarren@businessinsider.com (Katie Warren)