As you have asked about the MBA schools in Sydney, check the list below
The University of Sydney Business School
Address: Codrington Building (H69), Codrington St,
Darlington NSW 2006, Australia
Phone:+61 2 9351 3076

Sydney Business School
Address: Level 8, Gateway Building, 1 Macquarie Pl,
Circular Quay NSW 2000, Australia
Phone:+61 2 9266 1300

Macquarie Graduate School of Management
Address: 99 Talavera Road, North Ryde
NSW 2113, Australia
Phone:+61 2 9850 7800

Australian Graduate School of Management
Address: The University of New South Wales,
Botany St, Randwick NSW 2031, Australia
Phone:+61 2 9931 9400

MGSM CBD Campus
Address: 37 Pitt St, Sydney NSW 2000, Australia
Phone:+61 2 9850 4600

UNSW Business School
Address: College Rd, Kensington NSW 2033, Australia
Phone:+61 2 9385 3189

The University of Sydney Business School CBD Campus
Address: Level 17 133 Castlereagh Street,
Sydney NSW 2000, Australia
Phone:+61 2 9351 3076

Kaplan Business School Sydney
Address: 8/532-540 George St,
Sydney NSW 2000, Australia
Phone:+61 2 8248 6758

S P Jain School of Global Management
Address: 5 Figtree Dr,
Sydney NSW 2127, Australia
Phone:+61 2 8970 6800