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

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

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

You’ll have to boast a particularly robust bank account to nab billionaire Bill Koch’s newly listed wintry Colorado retreat.

This is not the first time Bill Koch has listed the home for sale.

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

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.

Palm Beach Post Bill Koch Lists Aspen Estate for $125M Billionaire Bill Koch is looking to sell his Elk Mountain Lodge compound in Aspen, Colorado, for $125 million, which includes a 16,600-square ...

Willow Valley Communities' next expansion is Mosaic, a 20-story 55+ active adult residential tower in Lancaster City.