

Donahue, a gambler and drinker with money woes, died by suicide after taking mercury bichloride pills during a luncheon at the house, according to Mr. Woolworth’s youngest daughter, lived there with her husband, James Donahue, until, in 1931, Mr. In Manhattan, Frederick owns a roughly 13,000-square-foot townhouse on East 80th Street, a French Regency-style mansion that was one of several commissioned by dime store mogul Frank Woolworth for his daughters as wedding gifts.

Starting around the time he and his brother sold their stakes in the family company, Frederick became a collector of historic homes. While Frederick, an 86-year-old art collector and philanthropist, is arguably the least well-known of the four brothers, his real-estate holdings are some of the grandest. Read on for a closer look at the brothers’ most notable holdings, as determined through public records, the brothers’ spokespeople, local real-estate agents and from several books, including Daniel Schulman’s 2014 "Sons of Wichita: How the Koch Brothers Became America’s Most Powerful and Private Dynasty."įrederick’s primary home is in a historic co-op building on New York’s Fifth Avenue. Charles is still chairman and chief executive of the firm.Ĭharles and David, who died last year at 79, later attracted attention with their efforts to help finance the Tea Party movement and forward a conservative agenda geared toward smaller government and loosening regulation. A subsequent legal battle between the brothers over the value of Frederick and Bill’s shares was resolved.
CHARLES MANGER JULIA KOCH SOFTWARE
More: NBA Star Steph Curry Snaps Up New San Francisco Condoįather Fred Koch founded the crude-oil-gathering business that grew into Koch Industries, a multibillion-dollar conglomerate whose subsidiaries include interests in manufacturing, software and technology.įrederick and Bill sold their interests in the company in 1983, while Charles and David remained at the helm. They spent their summers in bunkhouses while working on cattle ranches owned by their father. The estates are a far cry from the roughly 160-acre property on the outskirts of Wichita, Kan., where the brothers grew up. The four brothers have amassed some of the world’s most spectacular private homes, including a large waterfront compound on Massachusetts’ Cape Cod once owned by Bunny Mellon, sprawling Palm Beach estates, a replica of an old Western town in Colorado and an Austrian castle once owned by Archduke Franz Ferdinand. But they, and their two brothers, Bill and Frederick, quietly built another legacy: hundreds of millions of dollars worth of high-end real estate. Billionaire brothers Charles Koch and the late David Koch became known for their financial support of conservative and arts causes.
