From OCAU Wiki
These companies currently provide financial support for Overclockers Australia via their purchase of advertising on the Web site and/or forums. Without their support, Overclockers Australia would not be able to continue, so please consider them when you're next shopping around. Please contact us if you wish to advertise on Overclockers Australia.
For the current list, see this page. Ultimately the list will be moved to the Wiki and that page replaced with a Wiki link.