On the first Monday of every month the publisher Pan Macmillan Australia is open to submissions directly from authors. See:
They are keen to represent Australian authors, but their website states that they also publish authors from other countries.
Submissions and getting published with Pan Macmillan Australia We would be pleased to receive submissions through the online form below. If you have a manuscript that you would like us to read, review our guidelines and fill out the form in as much detail as ...