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

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 ...

Billionaire oil baron Bill Koch is selling his 52-acre luxury compound in the world-renowned skier's paradise of Aspen, Colorado for $125 million. Although Koch's name might not be as well-known as ...

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

With panoramic views of the Elk Mountain range, it promised a fresh, modern twist on alpine tradition, blending Aspen's ...

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

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