Where is the Head Office of Piper Alderman?

Brisbane Office:

Riparian Plaza, level 26/71 Eagle St, Brisbane City QLD 4000, Australia

Adelaide Office:

Level 16 70 Franklin Street, Adelaide SA 5000, Australia

Melbourne Office:

Level 23, 459 Collins Street, Melbourne VIC 3000, Australia

Perth Office:

Level 27, Exchange Tower, 2 The Esplanade
Perth WA 6000, Australia

Sydney Office:

Level 23, Governor Macquarie Tower, 1 Farrer Place, Sydney NSW 2000, Australia