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

Billionaire oil baron Bill Koch is selling his 52-acre luxury compound in the world-renowned skier's paradise of Aspen, ...

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

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

The property, at 125 Rooney Circle, boasts a rustic main residence with 16,631 square feet with seven bedrooms and eight ...

Billionaire Bill Koch has listed his 52-acre Aspen retreat for sale for $125 million. The Elk Mountain Lodge property hit the ...

DENVER (KDVR) — A well-known billionaire put his Aspen home on the market with a ... Then there’s an additional seven cabins. Between the main residence and the additional cabins, the Compass ...