Billionaire William Koch Is Suing Over $300,000 In 'Fake' Wine He Bought That Tastes Like Vinegar | Business Insider India
Commentary: Billionaire Bill Koch makes good on “exhaustive investigation” into Oxbridge
Billionaire spends $35M to investigate $400K wine fraud - CBS News
Billionaire Palm Beach resident Bill Koch on his family, his ambitions and his school - Palm Beach Florida Weekly
Billionaire Bill Koch's new Colorado town is a private Old West marvel – The Denver Post
Koch Brother — a profile - Naples Florida Weekly
David Koch: Billionaire industrialist who influenced US conservative politics | The Independent | The Independent
Billionaire collector Bill Koch wines to be auctioned - Decanter
Meet Bill Koch, the other Koch brother (w/video)
Bill Koch (businessman) - Wikipedia
Billionaire Bill Koch knows how to wine and dine | Page Six
Wine Ink: How billionaire Bill Koch cleans his house | SierraSun.com
Bill Koch Is Off-Loading $15 Million Worth of Wine | Vanity Fair
Tearful wine investor Koch admits he was a 'sucker' - The Drinks Business
Billionaire William Koch Accused Of Kidnapping And Imprisoning Executive On Colorado Ranch
William Koch
Ex-Wife of Billionaire Bill Koch Sells West Palm Beach Home
Billionaire Palm Beach resident Bill Koch on his family, his ambitions and his school - Palm Beach Florida Weekly
Bill Koch's Son Inadvertently Emerges as the Face of Trump's Tax Plan | Vanity Fair
Bill Koch Puts Aspen Compound on the Market for $100 Million
Bill Koch Cuts Price of Aspen Estate to $80 Million - Mansion Global
