Work has also begun this week on 11 Waymouth St, which sits behind the GPO development and was bought by Singapore investment powerhouse Mapletree for $202.5 million in late 2017.

Greaton’s GPO hotel plan in the heart of Adelaide to be approved but with conditions. ... which will have BHP’s logo emblazoned on the 20th floor of the GPO Exchange building, ...

Adelaide Marriott: The historic GPO transformed into a modern hotel with a rich legacy. After a sensitive renovation, the 19th-century sandstone building has become a slick city address for visitors.

Construction of the tower, which will have BHP’s logo emblazoned on the 20th floor of the GPO Exchange building, is expected to be completed in the third quarter of next year.