Aon Center (Chicago) the world headquarters of Aon and Amoco. Aon's US operations are still headquartered here. The building is also the co-headquarters of Kraft Heinz. The Standard Oil Building was constructed as the new headquarters of the Standard Oil Company of Indiana, which had previously been housed at South Michigan Avenue and East 9th Street. When it was completed in 1973, it was the tallest building in Chicago and the fourth-tallest in the world, earning it the nickname "Big Stan". (A year later, the Sears Tower took the title as Chicago's and world's tallest.) The building employs a tubular steel-framed structural system
Sears, Roebuck and Company Department Store (Miami, Florida) of the original structure was a seven-story tower. The original department store space had been demolished. The tower was preserved and incorporated it into the new Adrienne Arsht Center for the Performing Arts, built in 2006. The Sears building at one point absorbed a former Burdines department store. The Art Deco building was constructed in 1929, predating the Art Deco hotels on Ocean Drive. Sears, Roebuck and Company Department Store (Miami, Florida) The Sears, Roebuck and Company Department Store in Miami, Florida was an Art Deco building built in 1929 for Sears, Roebuck and Company. The building was the first