A sprawling Colorado estate long owned by billionaire businessman, sailor, and avid art and wine collector William “Bill” ...

The energy mogul is looking to cash in on Aspen’s red-hot luxury market by offering up his massive property that’s replete ...

The post Oil Billionaire Bill Koch Lists His Eco-Friendly 'Once in a Lifetime' Aspen Estate for $125 Million—More Than Four ...

You’ll have to boast a particularly robust bank account to nab billionaire Bill Koch’s newly listed wintry Colorado retreat. The oil heir’s 52-acre estate, dubbed Elk Mountain Lodge, has hit the ...

After selling a portion of his Elk Mountain Lodge estate in Aspen, Colo., billionaire industrialist Bill Koch is trying again ...

This is not the first time Bill Koch has listed the home for sale. A private medical transport plane crashed in Philadelphia ...

Billionaire Bill Koch has put his 16,600-square-foot log mansion on 52 acres in Aspen up for sale for $125 million.

According to the WSJ, Koch eventually sold off the 31-acre parcel for $14.5 million, and he and his family continued to use the lodge and its surrounding acres throughout the year as a private ...

billionaire industrialist Bill Koch is trying again to unload the rest of the property. This time he’s asking $125 million, more than double the 2016 price.