Aon Center (Chicago) Aon Center (Chicago) The Aon Center (200 East Randolph Street, formerly Amoco Building) is a modern supertall skyscraper in the Chicago Loop, Chicago, Illinois, United States, designed by architect firms Edward Durell Stone and The Perkins and Will partnership, and completed in 1974 as the Standard Oil Building. With 83 floors and a height of 1,136 feet (346 m), it is the third tallest building in Chicago, surpassed in height by the Willis Tower, and the Trump International Hotel and Tower. The building is managed by Jones Lang LaSalle, which is also headquartered in the building. Aon Center formerly had
Tower Life Building Tower Life Building The Tower Life Building is a landmark and historic building in Downtown San Antonio, Texas, USA. Construction of the tower began in 1927 and the building rises 403 feet (123 meters) and has 30 floors. The building, which opened in 1929, was originally named the Smith-Young Tower and is the central component of a partially completed development called the Bowen Island Skyscrapers. The eight sided, neo-gothic brick and terra-cotta tower (complete with gargoyles) was designed by noted local architectural firm Ayres & Ayres (Atlee & Robert M. Ayres). The building also housed San Antonio's first Sears, Roebuck