In the past few months alone, public and private appraisers have produced values ranging from $999 million to $1.4 billion. While pinning down a commercial asset’s value has never been an exact ...

Aon To Buy Willis Towers Watson Insurance -- What Does That Mean For Willis Tower Name? If you're from Chicago and you're older than 30, you once knew the tall and iconic building composed of bundled ...

The insurance giant has leased two floors in the city's tallest building, whose owner is working to restore its value amid brutal times for office landlords.

Completed in 1973 and for 25 years the tallest building in the world, the 110-story Willis Tower has marked a major milestone in its transformation with the completion of a new Skydeck experience ...

One of Willis Tower's largest tenants is nearing a long-term recommitment to the skyscraper while cutting the size of its office by more than 50%, an example of the space-shedding trend that continues ...