Contact us

Sydney Office: (02) 9431 8646

Office Address

L3, 33-35 Atchison Street, St Leonards

Sydney, NSW 1585

Mailing Address

PO Box 576, Crows Nest, NSW 1585

Email COSBOA

Our CEO

Our CEO, Peter Strong, is based in Canberra.  Our administration is based in Sydney. 

If you wish to contact Peter please call our Sydney office in the first instance.