Levels 24 & 30, 91 King William Street. The towering presence of 91 King William makes it the tallest building in South Australia, and it stands as Adelaide’s most iconic structure and prestigious business location.

This architectural marvel, designed by Rod Roach Architecture and Woods Bagot Adelaide, graced the Adelaide City skyline with its remarkable presence when it opened in 1988. Each of its 30 storeys soars to a height of 4 meters, offering unobstructed 360-degree views, expansive column-free floor space, large floor plates exceeding 1,000 square meters, and premium finishes of the highest quality.

91 King William encompasses four street frontages and features numerous pedestrian thoroughfares, solidifying its status as the most recognizable building in Adelaide and the city’s most esteemed business address.