OceanaGold Corporation, previously named Macraes Mining Company and then GRD Macraes, is a gold mining and exploration company based in Vancouver, Canada and Brisbane, Australia OceanaGold operates the Haile Gold Mine in the United States, the Didipio Mine in the Philippines, and the Macraes and Martha Mines in New Zealand. It is publicly listed on the Toronto Stock Exchange under the ticker "OGC" and was formerly listed on the Australian Securities Exchange. Wikipedia