QV1

QV1 is a 40-storey modernist skyscraper in Perth, Western Australia. Completed in 1991, the 163-metre (535 ft) building is the fourth-tallest building in Perth, after Central Park, Brookfield Place and 108 St Georges Terrace. The project was designed by architect Harry Seidler & Associates and has won numerous awards for its innovative design and energy efficiency.

Building data from Wikidata (CC0); heights normalised. Summary from Wikipedia (CC BY-SA).