Quay Quarter Tower is a skyscraper located at 50 Bridge Street, Sydney, Australia. Built as the AMP Centre in 1976, the structure underwent a redevelopment from 2018 to 2021 which increased its height, introduced cantilevers, created additional office space, and modernised the tower's overall form and design. The AMP Centre re-opened as Quay Quarte…Quay Quarter Tower is a skyscraper located at 50 Bridge Street, Sydney, Australia. Built as the AMP Centre in 1976, the structure underwent a redevelopment from 2018 to 2021 which increased its height, introduced cantilevers, created additional office space, and modernised the tower's overall form and design. The AMP Centre re-opened as Quay Quarter Tower in early 2022, and stands at a height of 216 metres with 54 floors.