Perth Mint private minting service: http://www.perthmint.com.au/minting_services_privat_minting_what_is.aspx
There are not many places locally and it works out to be very expensive per coin. There are mints overseas, in America, who might be cheaper if that is a concern. I have seen some decent commissioned work from China as well.
As previously asked and answered: http://forums.silverstackers.com/topic-57798-minting-your-own-coins.html http://forums.silverstackers.com/to...-all-commission-the-coin-from-perth-mint.html