Ally Detroit Center

Ally Detroit Center, formerly One Detroit Center, is a skyscraper and class-A office building located downtown which overlooks the Detroit Financial District. Rising 619 feet , the 43-story tower is the tallest office building in Michigan and the second tallest building overall in the state behind the central hotel tower of the Renaissance Center, located a few blocks away. Although the Penobscot Building has more floors above ground , those of Ally Detroit Center are taller, with its roof sitting roughly 60 feet taller than that of the Penobscot. Its floor area is 1,674,708 sq ft .

The building was designed by noted architects John Burgee & Philip Johnson, partners influential in postmodern architecture. Ally Detroit Center was constructed from 1991 to 1993. It houses numerous tenants, including many prominent Detroit law firms and PricewaterhouseCoopers. In addition to retail, the building also contains a restaurant and a gym.

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